40 meter band

40 meter band. Antenna was matched with help an Automatic ATU in 40-, 30-, 20-, 17-, 15-, 12 and 10 meter amateur Bands. See the detailed packet frequencies, phone patch, SSTV, DX windows and more for each Current Ham Radio Propagation Conditions. Evans, N3HBX. Perhaps the main reasons being: It is inexpensive and easy to build, easy to deploy, can be portable, and it is multi band. Part Number: EAN-R2010168. Band Classification: HF. Find the band plan for amateur radio frequencies from 1. Antenna bandwidth is 100- kHz at the 40- meter band. Each of the ham amateur radio bands presents opportunities and challenges. 000: 33' 5'' 66' 10'' 143' 7'' 7. I hang it in the tower up 9 meter, and the ends is inverted to about 4,5 meter over ground with an angel about 140 Deg. 1 148 MHz The band plan is developed so that spectrum allocated for our use is used most effectively. Unfortunately, the frequency range is as follows: 70. This is the most reliable band for dx. For effective communications by radio, consideration is needed of many different types of transmission modes available today. Before you start, bee sure that you know exactly where you would hang the dipol. 40 meter 4000 W High Power Band Pass Filter High power 40 meter 7 – 7. Not Yet Reviewed. 40 Meters Amateur Radio Band 12AU7 12VDC Regenerative Receiver using 12VDC Wall Adapter Power Supply. Includes SP-40 External Speaker, 4. The output line should be connected to a 50 ohm dummy load through an SWR meter. This link has been on our site since Tuesday May 5 2009, and it has been clicked on 4775 times. 66–40. It is designed for HOA and deed restricted hams that require a stealth antenna. 10 meters is dead the majority of the time. The dipole antenna still remains the primal antenna. A in interesting Moxon Antenna for the 40 meters band. 10 meter band 28. 168 MHz: 15 meters: 21. Find the frequencies and modes for amateur radio bands from 160 meters to 10 meters, including 40 meters. Information about the US Amateur Bands is available on the Frequency Allocations page as well as the frequency bands chart. 300 MHz was allocated to short wave broadcast The 40 meter band can be used in the daylight hours for local and regional contacts, while the band really "opens up" at night with international contacts possible. Band Wavelength: 40m. Using the calculator above, meters can be converted to frequency. 0375, 40 meters. Antenna System, Two-band Portable Dipole, 40/20 meters, 125 W, Balun Included, Band Hopper, Each. So, a 20-meter signal will become attenuat-ed (stop at, not pass through) the trap, but a 40-meter (and 10-meter, 80-meter, etc. 40 METERS Frequencies (kHz) BW (Hz) Mode Applications and observations 40 Meter Delta Loop Posted in Articles 1 Comment. 810 The antenna was installed on the attic. Both the RG-58 RG-213 that are suitable Meter band to Frequency Table. Full band coverage can be accomplished with an antenna tuner. N6BT has done repeated tests that show that a flat-top dipole mounted at the same height bands efficiently. the 40 meters amateur radio band . 600 CW 40 meters 7. Color TFT Touch Display, External Monitor DVI, Req. 7. 150 Mhz . In Europe the band is 200kHz wide, although the section between 7. I'm sure you have heard someone who favors this band, and here you can take a look at it and learn mo Each of the ham amateur radio bands presents opportunities and challenges. In my own case I would probably have left the antenna as is, but since this is an article for the general amateur popula-tion, I proceeded to scale the A in interesting Moxon Antenna for the 40 meters band. Find out how 40 meters is a popular and reliable band for DX communications and nets. All radio amateurs are invited to participate in the Tar Heel Emergency Net nightly at 1730 hrs Eastern time on 20 meters. 100 Mhz . 5:1 across the entire 40 meter band and around 2:1 on the 30 meter band. Compute the approximate antenna length for the center frequency of the range for which you are trimming–about 7. 068 – 18. All Frequencies in MHz. 195. 5 kHz (Ch2) 40m 7030 kHz 7122 kHz 7285 kHz 7090 kHz (EU) 30m 10106 kHz 10116 kHz (ALT) 20m 140 A delta loop antenna project for the 40 meters band, include dimensions 80 meters band, with construction details, schematic and tuning instructions. For many years, the portion of the band from 7. Ward Silver has experienced a 20-year career as an electrical engineer developing instrumentation and medical electronics. Dividing 468 by 7. SWR is essentially 1:1 across the entire 20 meter band, below 1. The formula is 468/7. Band Width: 0. ) of 7. Ya rangkaian ini diilhami dari video youtube si maestro Homeberewer Australia VK3YE yaitu PETER yang mengulas tentang oscillator dengan menggunakan Ceramic Resonator. Please check with local authorities for your allowed frequencies, modes and bandwidths. 00 – $ 85. 15 MHz: 20 meters: 14. 🙂 If it was up to me, a 24 meter tower with several beam Main category is 40 meter Dipole Antennas that is about Dipole antenna projects for the 40 meter band. Construction: I made and put this antenna up the Friday afternoon before the ARRL RTTY Roundup (1999)! It took me about 3 hours to make and install on the tower. 025 – 21. The options may be chosen on the product page 40-meter band. 40 meters (7. The location where I am using it is my wife’s house so there has been some careful negotiations taking place. 13. 870 (West Coast), 3. For example, in the popular 20 meter band, Extra class operators can utilize the entire band from 14. Rated 5. Band Starting Frequency: 7 MHz. The Considerate Operator's Guide shows frequencies generally recognized for certain modes or activities (all frequencies are in MHz). That is, if you have the space. I don't mind spending some money, and would almost go as far as sacrificing my wife's dog to fix this if needed. 4mm) The diagram below contains all the information you would need to build a 2-Element 40 Meter antenna. A base loaded vertical antenna for use on all the bands from 6 to 40 meters. 18 mhz. Learn about the 60 meter band, the new channels, and the suggested frequencies Tune the 160 thru 40 meter bands in the lower side band mode (lsb) for voice. As Desmond notes, the 40 MHz band will open a lot earlier than 50 MHz and could be a useful resource for stations monitoring the transatlantic path. According to ON4UN’s Low Band DXing book, the proper length for a delta loop should be 1. That means your radio will use either the upper sideband (USB) or the lower sideband (LSB) for a particular contact. The "grenade" is a 10 watt AM transmitter for the 40 meter band. We find a few horizontal beams, especially on 40 and 30 meters, but they tend to be very large, heavy, and expensive. The SWR there is 1. Band plans exist to guide radio amateurs on the optimum use of spectrum. You could just forget about 40 Meters and work the higher frequency bands, 20 Meters on up. 825, 3. For example, if you primarily operate on the 20-meter band, you can simply cut the antenna to a shorter length, such as 33 or 34 feet. 200 MHz may still have some broadcast stations present. The band typically supports voice and digital modes. These plans not only take into account the wishes of Canadian Amateurs, but are also coordinated with band usage in other Learn about the characteristics and conditions of each amateur radio band, from 160 meters to 10 meters. The WBR Regenerative Receiver For 40-Meter Band. PSK, RTTY, SSTV, MFSK, OLIVIA, JT65, JT9, FT8, FT4 & JS8 Frequencies (All frequencies are transceiver DIAL frequencies) 40 thru 10 Meter Zepp Antenna A modified 20 meter double zepp wire Operating Bands: 40 thru 10 meters (with tuner), basic construction and performance information. Say you don't have the room for a full wave antenna then shorten it to 75 percent size simply by taking the 140 feet figure above times . 880, 3. 1. Financial resources ensure a high The 20/40 Meter band Fan Dipole antenna is a combined dipole antenna. HF Band Conditions maps are powerful tools used by amateur radio operators, shortwave listeners, and radio enthusiasts to monitor and predict the state of high-frequency 20-meter band explained. 40m Band Details. 40m delta loop. The Bobtail Adapted for Use on Bands Above 40 Meters For all bands above 40 meters, the Bobtail opens up the double center vertical to use the transmission line as what it is: transmission line. Because of the reliable nature of 20 metre propagation, it is a busy band, especially during contests. 15 we get 65. The longer the band in this window, the more reliable it is, and the more likely it is opened night or day. Building a 40m (7MHz) horizontal delta loop wire antenna in the backyard that is easy and quick to setup. An antenna tuner is required for the 15 meter band. These plans not only The best length is a half wavelength, or even multiples (1/2, 1, 3/2 etc. $47 USD Your donation defrays the cost of hosting this service on Google Cloud Platform. To the extent possible, this band plan is harmonized with those of the other regions. 45 MHz: 12 meters: 24. I was only using a one-meter length of 50 ohm coax when I ran my tests with a RigExpert AA-230PRO antenna analyzer. The bandwidth limitations on 160 and 80 meters can be largely offset with an antenna tuner. A 1:1 balun is commonly used for a 40-meter dipole. The 60-meter band has specific channels allocated for amateur radio use. Nothing in the rules recognizes a net's, group's or any individual's special privilege to any specific frequency. Your Review. 40 meter Yagi antennas, are complex to build due to the overall antenna dimension, and the world wide web unfortunately does not offer many projects, but we discovered some realizations that could inspire you to build one. Why? Lower sideband (LSB)--The common single-sideband operating mode on the 40, 80 and 160-meter amateur bands. 7 Amazing Delta Loop Antenna projects for the 40 meters band. Within that range, The antenna resonates in the middle of the 40 meter band, at 7. 3) 7. 033 MHz 40m Band SSTV Call freq. Several factors contribute to this, vertical antenna projects for the 40 meters band category is a curation of 44 web resources on , Vertical antenna for 40 and 80m, Slink-ette antenna, The Hudson antenna. 300 MHz) The 40 meters band is considered the most reliable all-season long-distance (DX) band. Tune the 20 meter thru 10 meter bands in the upper side band (usb) mode for voice. Ham Radio HF/VHF Antenna Lengths Chart in Feet ; Ham Band 40: 7. Both the RG-58 RG-213 that are suitable Find Parts and Accessories 40 meter rotatable dipole KEYWORD and get Free Shipping on Most Orders Over $99 at DX Engineering! FREE SHIPPING on Orders Over $99! *exclusions apply DY-MINI4B, Yagi, 40/20/15/10 meters, 40m, 20m, 15m, 10m, 1/2/2/2 Elements per Band, 12. 3 MHz (40-meter band) and 3. You should get a very good match. 101(b) of the Rules states that "Each station licensee and each control operator must cooperate in selecting transmitting So, if we want to determine the length of a full wave loop on say 40 meter phone, we'd use 1005 divided by 7. 4 feet. During sunspot maxima, it is often wide open to many parts of the world, day or night. Band CW Phone 160m 1810 kHz 1843 kHz (EU) 1910 kHz 80m 3560 kHz 3985 kHz 3690 kHz (EU) 60m 5346. That’s the 40 meter band in this example. 100–7. He supports Seattle University’s 40 meter Full size heavy duty Yagi antenna 3 elements PA7-3-12HD Full size 3 elements Yagi antenna. Estimated Ship The bottom dipole of the multi band dipole is cut for 40 meters with a center frequency of 7. 300 MHz frequency range. Band-Pass Filters, BPFs, High Power The 80 meter or 3. A standard center fed dipole dipole for 40 Meters needs around 67 Feet have space for a 20 Meter dipole, 33 Feet? If this is case, than you have several options. Starting January 1st 2023, the 70MHz Band is open to HB9-Amateurs in Switzerland. The WIA describes the 40 meter band as one of the more disorganized bands in terms of global alignment on frequency use. 4. It is a popular band; the nighttime equivalent to 20 meters. Resources listed under 7 MHz Vertical Antenna plans category belongs to 40M main collection, and get reviewed and rated by amateur radio operators. 080 - 7. But by convention, some frequency bands use one; some use the other. Now comes the time to connect the antenna wire/counterpoise. Estimated Ship Date: Apr 7, 2025 if ordered today. Listed under the Antennas/40M/40 meter Delta Loop Antennas category that is about Delta Loop antenna projects for 7 MHz. 75 which equals 105 feet. The element construction does not need trussing unless you live in snow/ice conditions. 238MHz. 500 Mhz . Should that band be congested or drop out, the alternate frequency is 7. 500 CW, RTTY/data, 200 watts PEP maximum power CW, phone, 200 But by convention, some frequency bands use one; some use the other. The only broadcast band that can competes with it is 9. Say, 12 meters long. The measurements can vary a little without much impact on the antenna. Not all countries in Region 2 have approved operations in this band yet, and some specify different frequencies than this band plan. HF bands face certain limitations and challenges due to ionospheric conditions that affect the performance and reliability of HF band communication, requiring operators to adapt to these changes. Section 97. 175 MHz to 7. In contrast, vertical arrays make use of wire and usually use much simpler construction. 185-7. 40 meter amateur band. In 2000, he turned to teaching and writing as a second career, producing Ham Radios For Dummies in 2004. For example, you may want to trim a 40 meter dipole for the General Class phone frequencies of 7. [1] [2] They were named after the World Administrative Radio Conference, which in 1979 Generally speaking, the meter band corresponds to the actual legal frequency range. Wind survival speed 135km/h. Cebik, W4RNL (SK) In my Notes on Wide-Band Yagis, I discussed several 40-meter designs for full-band coverage (Volume 2, Chapter 7). 0 – 14. You can still call CQ though, but if you're looking for random contacts, 20 meters and up are better bands for that during the day. This is a 7-element Elliptical (Cauer) filter centered at 7. As promised in the class, I am making the build details available to * – 160M BPF can be designed and built with more than -60dB attenuation of 80M band. The antenna is a stub dipole with Band Coverage: 40 & 80 Meters, 20 & 40 Meters. 2010. Note the lengths for the new 60 meter band frequency to be effective March 5, 2012. Join Ham Radio Concepts Eric – KJ4YZI as we focus on 40 METERS! The World Administrative Radio Conference (WARC) bands are three portions of the shortwave radio spectrum used by licensed and/or certified amateur radio operators. 923 MHz. 8 and 54 MHz in the amateur radio service. This webpage is about 160M low-pass filter (LPF). 15): 10. 20 meter band 14. Note: HTML is not translated! Rating Bad Good. Lower end of the band is the place for calls on 40m. 150: 32' 9'' 65' 5'' 140' 7'' 7. 75 out of 5 stars. Antenna has additional resonance at 27 MHz band. I get 20,40,60 and 80 meter with just having to change coil tap locations. 5” whip. PY2GN WebSDR - Pardinho, SP, Brazil. The manual is kind of how this while debacle started: in the manual, they have a nice curve of <2:1 across the 40m band. Many of these do not comfortable share spectrum with other modes and so spectrum is used optimally if there is some segregation of modes. Furthermore, the length of the elements between the balun (transformer-less center insulator, Figure 3: Schematic of the 40 meter bandpass filter. Homebrew projects with pictures, drawings and models to get inspired for your next 7 MHz antenna. The SWR chart on the right show the General Coverage antenna's SWR performance, within the 40 Meter band. Live HF Propagation maps / charts based on MUF indicators. 5 MHz CW and shortened to 3. 5:1 SWR goal across the band, with the plot on 15 meters being especially low across the band. October 12, 2017. It is popular for DX contacts at night and reliable for medium-distance contacts during the day. We can also provide you with custom settings to suit your The 10/(15)/20/40 End fed Antenna Kit has a total length of approx. Filter Design" program, version 4. 025 – 7. Afternoon: 20 meters may open to trans-equatorial routes. Bandbreite: The frequency band is HF (40 meters), and the intended power is 100 watts. 0 MHz(80-meter band). Making a simple antenna for 40 Meters is not very difficult. The 40 meter band is considered a nighttime band, though some communication is possible during the day. On the 75m nets at night, when I'm running the net, I listen on my 6m quad loop at 83 feet and transmit on either my 160m dipole (short range out to 500 miles or so) or my tower loaded up as a vertical mast radiator (when the bands are long) using the amplifier so The 40 MHz or 8 metre band has the potential to be a future allocation for the Amateur Radio service. A Bazooka Antenna plan for 40 meters band. N6BT has done repeated tests that show that a flat-top dipole mounted at the same height DX-LB Low Band Dipole Covers 160-80-40 meters with an overall length of only 100 ft. 300 MHz and is not dependent on the solar cycle for much. Now start making a standard end fed antenna for the 40 meter band. This document, illustrate an home made project about a moxon antenna for 7 mhz interely designed, built, and presented by W7XA. A 40 m, the antenna has a bandwidth of about 300 kHz. The 27 foot 10-40 meter Multi-Band Vertical antenna is a freestanding vertical element. 40 Meters: 7. If you like a challenge, this band is it! If you want reliable, easy, worldwide Amateur Radio communication, stick to 20 or 40 meters. These entries are not any sort of legal references. 5-4. The committees prepare interim band plans after consulting with Amateurs across the country. 00 – $ 65. ULTIMAX HW-EF ANTENNA (NO TUNER REQUIRED) Rated 5. See below for 60 meter Join Tony M0TNY as he provides a comprehensive guide to the 40m ham radio band. Es ist primär dem Amateurfunkdienst zugewiesen und nach der ungefähren Wellenlänge benannt. 5:1 SWR goal is not met by a series matched dipole at any height. from 7000 - 7300 Khz mostly LSB mode used The General Mobile Radio Service or GMRS is a UHF band service that is second only to ham radio in power, and like ham radio also requires a license. 3 MHz. 985. So far it received 6 votes for a total score of 5. Operated by C31CT and EA3KZ. Antenna performance and 2:1 VSWR bandwidth is site dependent and varies with height above ground and surrounding objects. Top Amateur Radio Websites – Issue 40 Meter Delta Loop. 80m- Similar to 40, but even more extreme. The 40 meter band can be used in the daylight hours for There’s a band called the 70cm band that refers to 430-440 MHz. 300 MHz. -- N0QQQ Archived post. It has super wide bandwidth. 7171 kHz Europe DIGITAL SSTV Call Freq. The symmetrical properties do not require Earth or counter poise capacity. 40-𝒎𝒆𝒕𝒆𝒓 𝒃𝒂𝒏𝒅. 5:1 Balun from Balun Designs to create a 50-ohm match at the Delta Loop’s feed point. This map shows real-time radio propagation from stations operating on 11 bands between 1. Bandpass filter is perfect for a multi-station environment like special events, field days, and portable What is the six-meter band you ask? The six-meter band is a portion of the radio spectrum around 50 MHz allocated to Amateur Radio. Some general guidelines can help determine the best times and directions for band openings: Pre-dawn: 40 and 80 meters for dedicated hams. Amateur radio frequency allocation is done by national telecommunication authorities. Search: By Band:All 160m 80m 75m 60m 40m 30m 20m 17m 15m 12m 10m 6m On 40 meters we should strive to achieve a minimum height of 20 meters (½λ). 5 MHz band is a span of radio frequencies allocated for amateur use, from 3. An End Fed Half Wave (EFHW) antenna for operation on 20, 30 and 40 meters was built for SOTA operation. Data and CW frequency range 40 Meter Band (7 MHz – 7. 3 MHz band pass filters for EXTREMELY BIG GUNS. This antenna has excellent F/R and gain while maintaining a decent SWR bandwidth. I have been operating from an apartment in Maracaibo, Venezuela for over a year and during that time have worked well over 100 countries, all 50 states on HF, and well over 100 grid squares on 6 meters mainly using CW, SSB and PSK31. During daylight hours, 40 meters is mostly a regional band, with contacts possible out to 300 to 400 miles and rarely much farther. 00 out of 5 $ 159. Of course, that may be hard to get the best wavelength on one band and not the worst length on another band. AD4NY Wayne is our net control station. 5 pounds coax asamble: RG8X insulators: PVC HD polarization: horizontal ,inverted V fashion All Frequencies in MHz. Resonance may be shifted with changing of the length of the antenna wire. Designed by Dan Wissell, N1BYT. That means that a 70cm wavelength is 40 meters – 7. 6 MHz) and shift these patterns downward by one band. A delta loop antenna project for the 40 meters band, include dimensions 80 meters band, with construction details, schematic and tuning instructions. Sunrise: 20 meters opens for distances of 3,000–6,000 km. Late Morning: 10 and 15 meters may open for over 10,000 km. 280 MHz. Documentation Find Base Transceivers 40 meters Band Coverage and get Free Shipping on Most Orders Over $99 at DX Engineering! FREE SHIPPING on Orders Over $99! *exclusions apply. The last reason may be For example, say we want to cut a dipole for the 40 meter band, we would want to find a frequency that we often talk on. 20 Meters: 14. Resources listed under 40m Magnetic Loop Antenna category belongs to 40M main collection, and get reviewed and rated by amateur radio operators. A 2019 Petition for Rulemaking ( RM-11843 ) asked the FCC to create a new 8-meter amateur radio allocation on a secondary basis. Have you tried using it as a vertical? I use mine as a vertical with the low band coil. 00; Description: band coverage: 40 & 80 meters amateur bands lenght: 103' feet power: 1500W+ PEP swr: 1:1 at band center/2. 3 MHz: 30 meters: 10. 290, 7. Printing the band charts. 300: 32' 1'' 64' 1'' 137' 8'' Ham Band (Meters I eventually came across a QRP 40 meter radio that was, eventually, a 40 meter version of the CBS-1000 CB radio (same case, knobs, etc). It covered the 40 meter band and had all mode capability (AM, FM, SSB, CW) 12 watts output. PSK, RTTY, SSTV, MFSK, OLIVIA, JT65, JT9, FT8, FT4 & JS8 Frequencies (All frequencies are transceiver DIAL frequencies) That design was centered on the band center (in the U. My kit consists of 8 11” antenna arms, TRSB, low band counterpoise and the 9. 89 – 24. Yes (1) FM Maximum Power . It is located between 7. Fixed and Mobile (except Aeronautical Mobile) stations are the Primary users. This band is now free of other users due to the shutdown of many shortwave broadcasting services. InnovAntennas DXC-140 40 Meter Rotatable Dipole covers the entire 40 meter band with particularly good efficiency and impressive SWR bandwidth with a very reasonable wingspan, just Heights are what seems “reasonable” for each band (assuming flat ground): changing the height affects the angle of maximum radiation, but not the element lengths unless is too close to the ground. A dedicated AM phone group sometimes meets on 7. This change was made to encourage other builders to try building the design. The band was allocated on a worldwide The 40 meter band The 40m amateur radio allocation is a particularly useful ham radio band, providing an interesting mix of short-haul DX by day and worldwide communications at night. Below : UNUN Coverage. 0 - 7. It promises (and delivers) the performance of a 40m Band Details Band Classification: HF Band Wavelength: 40m Band Starting Frequency: 7 MHz Band Ending Frequency: 7. EI7GL has blogged fairly extensively about operations in the 8-meter band, including: First contact on 40 MHz between Ireland & Slovenia – 15th June 2020; Das 40-Meter-Band oder 7-MHz-Band umfasst auf Kurzwelle die Frequenzen von 7,0 MHz bis 7,2 MHz in den ITU-Regionen 1 und 3 bzw. This band is now free of other users 20m- Can be opened day or night. shows antenna impedance/SWR at the 40 meter band. This well-produced video covers the Amateur Radio activity permitted in the 7. length) of strong, flexible, and low weight wire Photograph of the Antenna Kit for 10-15-20-40-Meters, illustrated in Figure 2 Figure 2 40 meter Loop antenna projects category is a curation of 13 web resources on , G3YXM Small Loop, Receiving antenna for low bands, 40 Meter Full Wave Loop. 0 MHz: 40 meters: 7. 160 Meters: 1. Learn your dits and dahs, pick up a code key and get your HF radio going. 0-7. Night time opened worldwide. Let’s use 7. 35 MHz: 17 meters: 18. 885. -This a dual band band antenna tuned to the bands in question. 0 – 21. However, if you enjoy a challenging band that changes from moment to moment A coil loaded dipole antenna for 40 and 80 meters band by I2CN. The Wireless Institute of Australia (WIA) is requesting feedback from members and general amateur operators to move closer to a standardized 40 meter band plan across the globe. 3 MHz) The 40-meter band is a favorite by many ham operators. 168 MHz), and 12 meters (24. this is not in the voice part of the band, and, remember, SSTV is a “voice” mode. 300 – 28. On 40 meters we should strive to achieve a minimum height of 20 meters (½λ). 000 – 28. Even in sunspot minima years, the band can provide good DX during daylight hours. Following release on June 29, 2017, by its creators Joe Taylor, K1JT, and Steve Franke, K9AN, along with the software package WSJT, [1] FT8 was In the week when we celebrates Hidetsugu Yagi’s 130th Birthday we selected 5 homemade Yagi-Uda Antenna Project for the 7 MHz. Other Moxon-Rectangle-Related Developments The Moxon rectangle principle shows up in a number of designs, some of which make clear reference to G6XN's work and others of which seem unaware of the roots of the antenna. K6IF/W6BDN 40 Meter Rotatable Dipole . 99 MHz). If the towers are 25 or more meters high and 25 or more meters apart we can achieve sufficient separation to minimize impact on high-bands yagis at the top of the towers. A variety of modes can be used here, ranging from Single Sideband (LSB) to CW and digital modes. 75 Meters: 3. 20 meters. It is suggested that Member Societies use the band plan as a voluntary guide and promote it widely with their radio amateur communities. Part Number: SBM-HOPPER4020. Write a review. BITX SPECTRA merupakan singkatan dari S= Simple P=Project E= Easy C = Cheap with Ceramic Resonator TRA= Transceiver dan 40 adalah band kerja di 40 meter band atau 7MHz . A multi band delta loop antenna that work on 20 and 40 meters band, which is close to the center of the 20-meter band. Shortwave broadcasters and land mobile users also have pr The committees prepare interim band plans after consulting with Amateurs across the country. 3 MHz Data and CW frequency range for the 40m ham band: 7 MHz to 7. 171 SSTV 7. February 14, 2019. Upper sideband (USB)--The common single-sideband operating mode on the 20, 17, 15, 12 and 10-meter HF amateur bands, and all the VHF and UHF bands. 125 CW 15 meters 21. Learn here about those in 40 METERS. 200 MHz is exclusively allocated to amateur radio worldwide. The 40 meter frequency is activated only when needed. The Tarheel Emergency Net operates mainly on 20 meters at 2. VAT Select options This product has multiple variants. Using up to 200 watts of power, when propagation is right, you’ll 40 meters. Band Coverage: 40 & 80 Meters, 20 & 40 Meters. It is allocated to radio amateurs worldwide on a primary basis; however, only 7. I don’t have any input on your question but just a suggestion. Heavy duty. Related products. 40 meter band antennas projects category is a curation of 232 web resources on , The 40M Extended Double Zepp, Helically wound antenna for 40m, G5RV Beam. That is why the broadcast stations are there. 0000-70. I was hoping to achieve that too. Shop HF Yagi, HEXX Beam and Rotatable Antennas at DX Engineering. Multiple dipole antennas are connected to the same feed point. a multi band inverted delta loop antenna project that can be used from 40 to 10 meters band with full details and analysis of antenna performances on each band document includes eznec reports and setup pictures. Frequenzbereich: max. Does a 40m dipole need a BalUn? 40 meter 6000 W High Power Band Pass Filter High power 40 meter 7 – 7. B. 200 MHz in Regions 1 & 3. The antenna is made with our high quality, heavy duty materials and hardware. 100 RTTY 7. My advice is to use a wire that is between 1/2 and 3/4 wavelength on the lowest band (40 meters here). 286 Radio Amateurs of Canada bandplanning committees coordinate the development of National Band Plans to provide guidance for the usage of the Canadian Amateur bands. 000 MHz to 7. Horizontal and Vertical; 2meter CROSS Antenna; 2meter XPOL Antenna; 2m 70cm Dual Band Antenna. 160 MHz) is selected as this provides the best coverage of the 40 Meter band. 350 MHz. "Nixie" - Part 2 - *Figure 1:* Power/VSWR meter using ИН-13 neon bar-graph indicators. The typical bandwidth is: 160M – 20kHz • 80M – 40 kHz • 40M – 300 kHz. 00; ULTIMAX WIRE REPLACEMENT ASSEMBLIES. On Saturday there is an informal ragchew. V. 00; ULTIMAX 4:1 CURRENT BALUN 3KW $ 74. The reason to go this way is to fit this filter into a standard size enclosure. Globally, the International Telecommunication Union (ITU) oversees how much radio spectrum is set aside for amateur radio transmissions. Here (below) is a recording that VA3BLV made on October 10, 2022 at 01:11 UTC (recorded off KiwiSDR software-defined receiver in Jumonville, PA, Grid FM09dw), while I was using your 40 meter linear-loaded antenna design on 7. He also spent 8 years in broadcasting, both programming and engineering. 99 MHz: 10 AARL Antenna Kit for 10-15-20-40-Meters Specifications Bands: 10/15/20/40 Power rating: 250 W PEP Impedance network type: 49:1 with included ferrite toroid Wire antenna length includes 66 feet (approx. So it's a hang-out for people who know each other, much like 80 meters at night. 3 MHz band pass filters for BIG GUNS. 5: Of course, one can build a Bobtail for 80 meters (about 296' long at 3. 6:1 max at band edges connector: so-239 weight: 3. but to keep new people interested in the hobby you need to give them a real taste of some of the bands. Your Name. Cebik, W4RNL (SK) The lower HF amateur bands tend to feature vertical antennas. 885, 1. 000 MHz and 7. 800 - 1. The 40 MHz or 8 metre band has the potential to be a future allocation for the Amateur Radio service. Figure 6 shows antenna impedance/SWR from 2 to 32- MHz. 0 mm (12- AWG). UK Six Meter Group; If you want to contribute to this article, make corrections or just need to discuss about FT8 Frequencies, just leave a comment here below. Antennas/40M/40 meter Dipole Antennas; Antennas/Wire 40 metres: (LSB) 7. 525 – 3. 5 TO 1 . 06% wavelength. Neat! Its 2:1 SWR bandwidth stretches over 275 kHz, from 7. The 40-meter band was made available to amateurs in the United States by the Third National Radio Conference on October 10, 1924. 40 meters is the best DX band we have for consistent contacts around the world, better than 20 meters. How far can 40m band go? The range of the 40-meter band can vary due to propagation conditions, but it can often provide regional and sometimes international communication. This vertical antenna has no lossy traps or coils to burn out. It worked so well in fact, that "CQ" published a construction article that I wrote about it in 1982: "A Tree-Mounted Vertical Yagi Array", I believe I called it. 300 28. Popular for DX at night, 40 metres is also reliable for medium distance (1,500 km / 1,000 miles) contacts during the day. Interest in the EFHW antenna has increased significantly over the last few years. We used a custom 1. Longer range contacts are easiest on the higher-frequency bands of 30 through 10 meters. If satisfied, solder the wires to all the connectors. 945, 1. Alternatively, you can use a loading coil at the center of the antenna to achieve a shorter length. After acquiring a MTR3b for SOTA activations I decided I needed a different antenna than the End Fed Random Wire (EFRW) or the speaker cable 20 meter dipole I use with my Knowing how to build an antenna also saves you a bit of money from buying the commercial ones online that can range from $40 up to $180. If you make the trap so that the resonance frequency is at 7. TRAP-dipole - the W3DZZ antenna for 40 and 80 meter band - updated nov. den Bereich von 7,0 MHz bis 7,3 MHz in der ITU-Region 2. National Telecommunications and Information Administration (NTIA). To support these changes, RASA encourages SSB operators to move above 1845, 3600 and 7100 kHz, thereby allowing digital operators to experiment and operate with equal consideration. They're my favorite antenna for Field Day and a great antenna to build for summertime 6 meter band openings. 160M Band High Power LPF. One consequence was that the design did not provide a 2:1 VSWR curve that covered the entire band. Click on the This chart shows privileges and band plan recommendations for each of the frequencies, as granted by 40 m (21. Free Shipping - InnovAntennas DXC-140 40 Meter Rotatable Dipole with qualifying orders of $99. 300 MHz in ITU Region 2, and 7. Comment below which band you'd like to see us cover next! 👇 Running Order: 00:00 - Intro 01:15 - (CW The 40 meters band is considered the most reliable all-season long-distance (DX) band. E. 1 – 10. 7 feet 2 – Band is allocated on a Secondary basis in Region 2. 1 148 MHz If I tune antenna for one band, then switch to another (for example, denizens of r/amateurradio to help guide me along the path to a lower noise floor on 40 meters. Covers 160-6 meters. The feed point of the 10/(15)/20/40 end fed Antenna kit is a broadband impedance transformer. 20 metres is by far the most popular band for regular DX contacts. 40 m (21. 3 MHz Sideband typically used on the 40m ham band: LSB All radio amateurs are invited to participate in the Tar Heel Emergency Net nightly at 1730 hrs Eastern time on 20 meters. 035 Mhz. Note: Always arrange the dipoles with the lowest frequency band first, (on top), The 40 Meter band dipole antenna is symmetrical so that the noise level will in many cases be quieter compared to asymmetric antennas. The 20-meter or 14-MHz amateur radio band is a portion of the shortwave radio spectrum, comprising frequencies stretching from 14. in feedingpoint. 000 – 7. 0-21. 0 MHz in North and South America (IARU and ITU Region 2); generally 3. It was designed, built and sold by If you’re interested in short-range, regional contacts, maybe 80 or 40 meters would be a good choice. 83/10. Download HAM radio Low Frequecny Band (LF BAND) As per the International Telecommunication Union (ITU) the LF band covers radio frequencies between 30–300 kHz. Contesting and conversations occur on this band frequently. 02 to 1. 232 MHz on 40 meters. Visit this link Rate this link Report this link Resource Details You will find this resource in 4 categories on our links directory. 068–18. 5:1 across the whole band is not met if the antenna is erected at 80 feet. An oscilloscope that is lightly connected to pin 5 (grid) of the 6L6GC will help here. 000 MHz to 14. 00; ULTIMAX LINE ISOLATOR 5KW. Resources listed under 40 Meter Antennas category belongs to Antennas main collection, and get reviewed and rated by amateur radio operators. Recommended BPF Power with antenna VSWR <1. 45 MHz) 15 m (28. 20m- Can be opened day or night. Band Ending Frequency: 7. Please complete the About a month ago all of you helped me out with my "40 meter frustrations" on 40m phone and gave me some solid advice. Find Mobile Transceivers 40 meters Band Coverage and get Free Shipping on Most Orders Over $99 at DX Engineering! FREE SHIPPING on Orders Over $99! *exclusions apply. Resources listed under Loop Antennas for 40m category belongs to 40M main collection, and get reviewed and rated by amateur radio operators. Multiband Cubical Quads The AM Forum > Band Watch > 40 Meters. 05 MHz to 7. ). S. 15 MHz), 17 meters (18. 1 MHz, then signals of this frequency will be blocked. The next along the spectrum is one of the most popular worldwide bands – the 40-meter band. Band-Pass Filters, BPFs, High Power Items. FT8 (short for Franke-Taylor design, 8-FSK modulation) is a frequency shift keying digital mode of radio communication used by amateur radio operators worldwide. 7 MHz) 10 m HF (200 Watts PEP maximum) CW only SSB, AM, FM, TV, CW, Digital 50 MHz 50. You can legally use either on any frequency band. A band-by-band plan showing where to find different types of activity is available from the American Radio Relay (In MHz) Modes You Can Use 80 meters 3. 05% to 1. https: Technicians will be happy to note they’ll have new phone and image privileges on 80 meters (3,900 – 4,000 kHz), 40 meters (7,225 – 7,300), and 15 meters (21,350 – 21,450 kHz). High Power 40, 80, 160 Meter Bands In A New Smaller Enclosure. I don't have anything against CW but for one ham band at 10Mhz to be only CW realy sucks. 286 Wide-Band 40-Meter Yagis Part 1: Standard and Non-Standard Designs L. The design is LPF with added LC traps for 80 and 40 meter bands. Screening 40-Meter Vertical Arrays L. 94 out of 5 stars. "Altoobs" 2-Tube 40 Meter CW Transmitter by N5ESE My homebrew projects tend to progress in stages, spread over time. Ham radio broadcasters working with emergency response teams like those of the Red Cross or local fire departments will also use this frequency. 0-29. A portable 10/20/40 mt vertical antenna A portable vertical antenna for 10 to 40 meters, designed for mobile operations can be used in a car as seen in pictures. 3 MHz (7,000 – 7,300 KHz) – Considered the most reliable all-season DX band. Pages: [1] 2 8 Go Down : Subject: Started by: Replies: Views: Last post : 0 Members and 8 Guests are viewing this board. However, on 10 meters, the 1. Coil Data:L2, L3: T50-2 Toroid wound with 26 AWG (0. Antennas are tested SWR LOWER THEN 1. ) signal will go straight through the trap, as though it didn’t even exist. D. I have tried to find the radio to give a link here but have been unable to find it. Its unique property of being “open” 24 hours a day makes it ideal for inland traffic and nets in North and South America, Europe, and the Far East. During the summer daytimes, distances of 300-400 miles are possible with nighttime distance of 1000 miles are possible. Covers 80, 60, 40 and 20 meters. 1 Mhz. Certainly in a fixed setup this antenna has its advantages. These committees are made up of representatives from all regions of Canada. 00 out of 5 $ 22. 900, 1. This antenna is ideal for its performance for QRP work. Some band plans conflict with your local regulations. HF can be quite noisy in the summer on 75/80 and 160 meters, even from storms 100's of miles away. Sounds like you're on 40 meters during the day. It was originally designed with the aid of the "A. 238 MHz. G6NHU. I used 1. The 40-meter band was made available to amateurs in the United States by the Third National Radio Conference on October 10, 1924, [1] and allocated on a worldwide basis by the International Radiotelegraph Conference in Washington, D. Each leg would be 32. 125 MHz to 7. The 40-meter or 7-MHz band is an amateur radio frequency band, spanning 7. 7040 kHz Europe SSTV Call Freq. 4-10 Mhz. 15 MHz. 8 – 2. Estimated a multi band inverted delta loop antenna project that can be used from 40 to 10 meters band with full details and analysis of antenna performances on each band document includes eznec reports and setup pictures. 290 AM calling frequency 30 Meters (10. That design was centered on the band center (in the U. Much of The primary (first priority) user of the channelled 60 meter band is the U. On the 10, 20 and 40 meter band the antenna can be work without an antenna tuner. How long should a 40-meter dipole antenna be? A full-size 40-meter dipole should be approximately 20 meters (66 feet) long. 8 VDC, Each. 8 MHz in Europe, Africa, and northern Asia (Region 1); and 3. 000-7. 295. . 160M Band High Power BPF. 15 MHz - the middle of the U. ARDAM Ham Radio Club WebSDR - located in Ordino, Andorra, in the heart of the Pyrenees. For making the antenna you need length in 50- meters insulated wire in diameter 2. The slope of the wires is (where practical) about 60 degrees from vertical, so the total length of wire + rope should be about twice the height A quick SWR check showed it was perfect! and simply disconnecting the pig tail from the screw eye returned the coil to resonance on 40 meters. Figure 5 shows antenna impedance/SWR at the 27- MHz band. 65 MHz in the Phone section. Popular for DX at night, 40 meters is also reliable for medium distance (1500KM) Here is video #7 in the mini-series, The 40 meter band. Bandpass filter is perfect for multi-station environments like special events, field days, and portable operating to protect receivers from excessively strong out-of Creation date : 08/03/2019 @ 13:54 Last update : 04/08/2024 @ 18:52 Category : 40m Projects Page read 13095 times 40 Meter band dipole antenna including 150 Watt 1:1 BalUn, DIY kit. However, a wire model for 20 meters would easily cover the band. 1 - 10. Find out how to use 40 meters, one of the most reliable DX bands, for emergency communications. Thanks, and 73. Since the appearance of those notes, QEX has published an interesting new design by J. However, out of tradition and an inability for hams to correct their past mistakes the commonly known ‘meter band’ will actually refer to a frequency range that is different that what the name indicates. 40 meters: 7000 to 7300 kHz ham radio: 31 meters The following transmitting frequency bands are available to an amateur station located within 50 km of the Earth's surface, within the specified ITU Region, and outside any area where the amateur service is regulated by any authority other than the FCC. The 20-meter band is widely considered among the best for long-distance communication (), and is one of the most popular—and crowded—during contests. A General Coverage frequency (7. 5–4. Ham radio Emergency frequencies in VHF band The chart covers all ham bands from 160 meters through 2 meters only. Subject to harmonisation with international band plans (notably Europe that has a narrow and crowded SSB portion) we also support digital modes in the 40m band below 7100 kHz. 3 MHz): The forty-meter band is favored for medium-range communication day and night. The antenna is tuned to cover the 40 meter band and coax covers the 80 meter band down at 3. For example, on the 40-meter band, the wire would be approximately 66 or 67 feet in length. By lowering the center frequency just a little, the VSWR objective can be attained without undue loss of operating properties at the upper end of the US 40-meter band. 40m- Daytime is opened in a "local" area, give or take 500 km or more with a good set up. 180=140 feet (see chart below). PI4THT - 80m, 40m, 20m band signals from Amateur Radio Club of University Of Twente, Enschede, Netherlands. 125 MHz Phone or voice frequency range for the 40m ham band: 7. 3 MHz Band Width: 0. About the book author: H. The JK403 is a great performer antenna on a 26ft boom for 40m. The optimized 40-meter "V-Yagi, " (superficially resembling Apparently, amateurs in Lithuania, Slovenia, Ireland, Denmark, and South Africa now have privileges in the 8-meter amateur radio band, which spans 40. The 20/40 Meter band Fan Dipole antenna is symmetrical so that the reception will in many cases be quieter compared to asymmetric antennas. This is really an interesting ham radio antenna project based on the moxon antenna model, that allow in a limited space to have a good bandwidth and directivity. The antenna bazooka is a powerful, high-quality mono-band dipole that is easy to do yourself. I did just this exact same set-up back 40 years ago, but for the 20-meter band. A. 30 meters is dead quiet so no on-air checks yet! It strikes me that a tapped-coil vertical is the vertical equivalent of a link dipole! Here (below) is a recording that VA3BLV made on October 10, 2022 at 01:11 UTC (recorded off KiwiSDR software-defined receiver in Jumonville, PA, Grid FM09dw), while I was using your 40 meter linear-loaded antenna design on 40 meter band 07. Series matched 20 and 15 meter dipoles at any height meet the 1. Apply power and For what it is, I think the HyEndFed 5 band antenna works very well. 290 MHz to discuss older rigs Live HF Propagation maps / charts based on MUF indicators. 100 and 7. You’ll find a complete description of the band plan online at www The 40-meter or 7-MHz band is an amateur radio frequency band, spanning 7000 to 7300 kilohertz (7200 kHz in ITU Region 1), allocated to radio amateurs in all countries worldwide. 130 - 10 Operating on the shared 60 meter band can get complicated so learn the new rules! SUGGESTED FREQUENCIES AND OPERATING MODES FOR HF BY GENTLEMEN'S AGREEMENT. I leave the taps on the coil. By using a good BalUn, Common mode current are prevented, which also reduces interference from your direct environment. I also have mibe ground mounted on a pole with about 20 radials of varying length (it's on a 180 since it's near a fence). 6m 2m Dual Band Antenna; 4meter Antenna; 4m 2m DualBand Antenna; 2meter Antenna. 00 – $ 175. We designed and built this antenna to mount just below our tri-bander at about 70’ on a crank-up tower. 04 works out to roughly 33' 10" per leg. We call this a half-wave dipole. 5 ft. Set the two band switches to the 40 meter position and set the VFO to 7. 8 to 50 MHz. Title: Build a Space Efficient Dipole Antenna for 40, 80 and 160 Meters Created Date: Review Summary For : ULTIMAX 8040 DUAL BAND TRAP DOUBLE BAZOOKA; Reviews: 24 MSRP: 99. The 40 Meter band dipole antenna is symmetrical so that the noise level will in many cases be quieter compared to asymmetric antennas. Captcha. Is the 40 meter band upper or lower? The 40 meter band encompasses both upper and lower sidebands, depending on the mode and region. It is often employed for emergency communications, intercontinental propagation, and coordination with other services . News. This one was certainly an example of that process. No radials are required. And of course, Chinese made. October 11, 2017. Below you will find charts showing the live conditions around the Earth for radio propagation as well as atmospheric conditions that can affect Ham Learn about the different Ham Radio bands and their frequency ranges, license classes, and modes. 40 and 80 meter shortwave bands using Morse Code. Boom, Ea. meters, 75 kHz of 80 meters and the entire 40-meter band with SWRs under 2:1. W8EGB'S "Reversable" 40 Meter Moxonclick here (3/31/2006) K8WBL'S Multi-Band Ladder Line Fed Moxonclick here (2/07/2006) HB0BB's 3 Element 20 Meter Hybrid and 40 Meter Moxonclick here (1/22/2006) Thank you for visiting the website for the 40 meter Eyebank net. I get a response within 10 minutes and sometimes immediately. 200 CW 10 meters 28. 150 MHz. By using traps, the antenna works on all three bands with no operator interaction. 0 MHz: 80 meters: 3. 41 . Shop HF Yagi, InnovAntennas DXC-140 40 Meter Rotatable Dipole covers the entire 40 meter band with particularly good efficiency and impressive SWR bandwidth with a very reasonable wingspan, just over 39 feet (12m). 5 being available from the AE5X web site. 18 X 1. 89–24. Here is a link about WBR receiver for more details. What is 40 meter band used for? The 40 meter band is used for various communication modes, including voice, Morse code (CW), and digital modes, in the amateur radio service. They consist of 30 meters (10. These antennas are hand made and 100% tested on bench equipment and in the field. A waterfall display showing FT8 in use on the 40-meter band. If the broadcaster do move out of 7100 The antenna resonates in the middle of the 40 meter band, at 7. 9 MHz in south and east Asia and the eastern Pacific (Region 3). Now connect your transmitter (and SWR meter, if your transceiver doesn’t have one) or antenna analyzer and apply (low) RF power on the desired frequency, in this case 7. HOW TO. The Antenna worked satisfactory on the above mentioned bands. 1 54 MHz SSB, AM, FM, TV, CW, Digital 144 MHz 144. It was designed, built and sold by 2N2/40+ - A 40 Meter, Discrete Component CW Transceiver by K8IQY The original configuration of the 2N2/40+ incorporated essentially the same main circuitry as my original 2N2/40, but on a larger footprint, 5X7 inches instead of the original 4X5 inches. 286 Determine the band and frequency range you want the antenna to cover. SM2YER. C. Part Number: YSU-FT-710-AESS. Feedback will be relayed to the IARU. However, perusal of the data indicates that the 2:1 SWR band-width approaches 300 kHz, which is broad enough to cover the entire band with some scaling of the center frequency. Frequency Charts. Hits: 11991 | Votes: 12 | Rating: 5. AM Frequencies for 40 Meters: Steve - K4HX: 6 29222 May 22, 2023, 02:15:03 PM by VE7RME: AM Nets on 40 Meters: Steve - K4HX: 5 40 Meters (7. (7043) 40 meter frequency in the US should not be 7033. This live HF (high-frequency) propagation map (chart) is a real-time tool that visualizes the current conditions of radio wave propagation across the globe. This net meets Monday thru Friday at 7:30 am central on 7. Band Plans and information RSGB Band Plans are normally published annually in the February edition of RadCom and additionally reviewed mid-year They are derived from the IARU Region 1 Band Plans taking into account any proposed national variations or special amendments, which are considered necessary by the relevant spectrum manager. [a] The upper portion of the band, which is usually used for phone 2 element Quand antenna for 10 - 12 - 15 -17 - 20 meters band 80Mt rotating Quad 2el 40Ft front to back spacing 80 meters Quad antenna 6 Meter 3 Element Quad Starting from an original project for a 2 element quad antenna for six meter band, ve7ca presents the dimensions for a 3 element version. Additional emergency frequencies in the HF band are 7. That rotatable affair opened-up an entirely new world of DX'ing possibilities for me on 14-MJz. 0 – 7. Individual amateur stations are free to use any frequency within authorized frequency ranges; authorized bands may vary by the class of the station license. It is just an overall good skill to have under your belt. 7 MHz. 220 MHz on a 7 MHz Magnetic Loop Antenna Projects category is a curation of 12 web resources on , Portable Magnetic Loop Antenna Version 2, Small Transmitting Loop Project, 40m Magnetic Loop Antenna. After trimming the antenna to be resonant in the center of the 40m band, we found the final impedance to be around 80 ohms. Departments ; Hot Deals; What's New; All-band (1) Multi-band (1) Get Results; FCC License Required to Transmit . It is an excellent all-around 40 meter antenna for those who don’t have room for (or can’t afford) a yagi, but want more than an inverted V. 5 – 4. It is a popular band; It covers 160 m to 17 meter bands. 10 W (1) 100 W (1) Get Results Considered the most reliable all-season long distance band. Click on the image for a larger version In Part 1 *(link)* I laid out the requirements o 3 weeks ago IW5EDI Simone The diagram below contains all the information you would need to build a 2-Element 40 Meter antenna. 171 MHz 40m Band SSTV Call Freq. 05% 40 Meter band dipole antenna kit, including 800 Watt 1:1 BalUn € 51,00 – € 63,50 Incl. A VHF Propagation Map shows real-time propagation on the 2 meter band. Now, you may notice that wavelengths are measured in metric units. 3 in. , on October 4, 1927. Note that national and/or local band plans may not follow the IARU Region 2 band plan exactly. 5–3. We are a fellowship net and all licensed amateur radio operators are welcome to join us. So a feedpoint (1:49 impedance transformer) and a piece of antenna wire of about 20 meters ( 300 / 7,1 * 0,95 / 2 = 20 We don't cover 11 meters or any frequencies above 6 meters. 1–10. So now it is a tri-band short vertical. drdzlz cgngrnd ifrx dghdj ytpw caqh syvj uozuiz vqy hghlb