wikiHow is where trusted research and expert knowledge come together. Post #1555. Like 2x 0.75mm2 is already fine if you work with 100 watts. A clean pattern results. For Amateur Radio News and Trends, please visit my news site at https://bigislandarrlnews.com.Aloha es 73 de Russ (KH6JRM). City Kitchen Catering Houston| Butternut's Model 10/11 mono-band was derived from the HF5B. Zing Patio Furniture| Read about this very effective 1.8-30 MHz common mode choke. Avoid using wires that corrode easily, or may break and lose conductivity. With the tips of the driven element and reflector bent to nearly touch, it squeezes the width of the antenna into a much smaller space. That does not fit every home or garden. Elements are centered on a boom. This is what I want to build for my 10 meter half wavelength vertical antenna. http://www.arrl.org. If coax feed is a must, a simple matching arrangement is shown Attach both dipoles to the feed point first. You can choose to make the aluminum fastener yourself. but provides a nice 6 dB gain. https://amateurradionewsinformation.com (Amateur Radio News & Information). If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=2zWb-KnkGdY. The element spacing should be increased from If you have taken an amateur radio exam, then you have undoubtedly learned about the properties of a folded dipole. I chose to add an optional piece of PVC and an elbow at the rear of the antenna to make it easier to hold and/or mount. A combination of Halo and Cobweb. it more than 90 degrees since it is bidirectional. who lives in the central part of the USA and wants to put a better signal The antenna needed to be light but strong. At that height it outperformed the vertical by at least one to two S-points. Save my name, email, and website in this browser for the next time I comment. Dodge Avenger 2016 Interior| 4 Element Yagi Building This article contains discussion of all the different antenna principles previously described elsewhere on this website. For the latest Amateur/Ham Radio news and information, please visit these websites: http://www.HawaiiARRL.info. HY- Gains Quoted numbers not moine . In this video from AC2RJ, we see how some well-placed trees, a camera tripod, a telescoping fiberglass mast, and a "V" antenna can get you on the air without a lot of effort. Shabby Chic Decor Pinterest| A Five-Band, Two-Element Quad for 20 through 10 Meters QST April 1992, pp. This article has been viewed 404,755 times. How I built a simple 160m top band transmitting an Old TV rabbit ears as a junk box 2 meter antenna, Field expedient VHF antenna made from TV coax, Water's Edge Portable DX: A half-square antenna, Using a manual antenna tuner: Ask Dave episode 5, Building a spiral loop antenna for 20 meters. Any content, trademark/s, or other material that might be found on the thathipsterlife.com website that is not thathipsterlife.com property remains the copyright of its respective owner/s. Enter the desired frequency then click on Calculate and the optimum values for that combination will be displayed in feet, inches and fractions of inches, and in meters. http://www.arrl.org/arrl-audio-news (a weekly podcast which is updated each Friday afternoon). About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators . Since they were originally designed for 11 meter use on the CB band, they are usually longer than those required for the 10 meter ham band due to the difference in frequencies. the ground to keep the loop from spinning around. Loop antennas are a favorite among hams. Antenna for Condo Backyard-Stealth. Home Depot Lake Forest El Toro Rd| Portable 10 Meter 28mhz 2 Element Beam Using Cb Whips By Kl7jr A Small 10 Meter Very Wide Band Yagi 4ly10m Yagi Antenna Resource Detail The Dxzone Make A 10 Or 20 Metre Yagi Beam Antenna In Your Attic Radio And How To S Pg1n S Ham Radio Site 10m Antennas A Short Boom Wideband Three Element Yagi For 10 Meters 3 Element 10m Yagi 28ohm Not funny if your antenna is already high in the mast! First start from Driven element. https://bigislandarrlnews.com. You need a length of 5.3m and 10.6m of cable respectively for the 10 and 20 meter band. Ham Radio-Can an antenna work while laying on the Best HOA friendly antenna, discrete and stealthy. The name of the game with Ham Radio is have fun and experiment to see what works, so why not try it with the others if they are built with removable antennas? Enjoy! The antenna is credited to Les Moxon G6XN, and while it is well known by most ham operators, many CB'ers may be unaware of this design. In addition, shortening elements generally also means giving in on performance. Although Varney envisioned his design primarily as a 3/2 wavelength antenna for the 20 meter Amateur Radio band, radio amateurs have used the antenna for multiband use. On the 20 meter band, the SWR over 250 kHz remains below 2:1. Rotating Tower at Jim Heath's (W6LG) home. Best Gopro Accessories For Fishing| Once your upgrade your licence, you can add 12, 15 and 17 meter band dipoles. improvements in propagation on the higher frequency bands. The nice thing about this round shape is that the folded dipole then has an impedance close to 50 ohms. I've posted a 15-meter Moxon video too. A thorough reading and understanding of the other sections are necessary to comprehend all the terms used on this page. The Cobwebb, designed by G3TPW Steve Webb, uses a type of folded dipoles with open ends. AMers are especially Performance on other HF Amateur Radio bands is good enough to qualify as stand alone HF antenna if you can only erect one HF antenna. A beam type of antenna at a height of 70 feet or more will provide greatly superior performance over the same antenna at 35 feet, all other factors being equal. Sound Card Interfacing for RTTY, PSK31, and SSTV, A low cost 600 watt ultra-linear amplifier, VE7AVV YAESU FL-2100Z Amplifier Repairs, Fine tuning your Multiband Hustler Vertical, Reflector Loop Length (4 X L1 side) = 36 0, Driven Loop Length (4 X L2 side) = 35 1, Director Loop Length (4 X L3 side) = 34 0 (2 each), Licensed Amateur Radio operator in 1996 as IW5EDI, active member of, Class 1970, married with two childrens, love experimenting and antenna home-brewing. Right in the middle, cut one of the two wires and cut back about 2cm from each strand. You can tune each element by making the ends longer (lower the frequency) or shorter (increase the frequency). Instead of reversing the connections of the feedline between Bathroom Drains Stink| NA4RR Hexagonal Beam Antenna Based On The G3TXQ Broadband Design 850-329-8783 6 Band hexagonal beam antenna covering 6, 10, 12, 15, 17, and 20 meter bands shipped to your door for only $660 ($600 + $60 shipping) The NA4RR Hexagonal Beam (commonly referred to as the hex beam) is a popular antenna based on the G3TXQ design. Put the ferrite core choke in a splash-proof plastic case or box, 10x10x5cm should be big enough. http://www.arrl.org. I wanted the antenna to be at least one wavelength above ground to minimize ground effects. THE Big Gun II of the 70s and 80s s you will see the reason I quote this. They couldn't make the connection with the antenna mounted on their 5 watt handheld but could with the more efficient mag-mount mobile antenna. with the fact that using low power and simple, small antennas can easily The aluminum tube with which the antenna is attached to the mast is made for this. For information on Gizmotchy beams larger than 6 elements, please contact us. This was the Ultimate 4 element beam and Surpassed any 6 El Yagi in every respect. I used TV coax to make up the dipole legs and elements. All antennas discussed High voltage coils were used for their power, and it systematically sent out the familiar "dits" and "dahs" of Morse Code, and the party or parties, at the other end who could read Morse Code wrote the symbols down, and they made words. This was found to be quieter and made the antenna less sensitive to frequency changes. A height of 120 feet . 4.3 out of 5 stars 12. . The project is straight forward, simple, and gives you emergency communications while you peddle down the road. Although this video addresses newly-licensed Technician Class licensees, old timers such as I can still learn a few tricks about this. 10-Meter MoxBeam, KG4JJH 1 of 12 10-Meter MoxBeam Build this Moxon antenna using some unique materials & be ready for Solar Cycle 24 was excited to read on the Amateur . for 0.64 wavelength spacing is shown in Figure 7. But notice that it is open at the top. Sooner exclude all the vertical antennas and I was between quad and Yagi antenna system. Why? 10 Meter 4 Element Quad Antenna N4TUX Boyd's 10 Meter Quad Antenna Dimensions: Formulas: Reflector Loop Length (4 X L1 side) = 36 0 Driven Loop Length (4 X L2 side) = 35 1 Director Loop Length (4 X L3 side) = 34 0 (2 each) Reflector: 4 X L1 = 1030 / F (MHz) Driven Element: 4 X L2 = 1005 / F (MHz) Directors: 4 X L3 = 975 / F (MHz) This is because the bands on the left (6 and 10 Meters) have a greater operating bandwidth (>3% at the design frequency). For the latest Amateur/Ham Radio news and information, please visit these websites: http://www.HawaiiARRL.info. A simple 2 element 10 meter yagi antenna ready in time for Field Day weekend. The antenna is similar to a 2-element Yagi with the element ends folded toward But with 7m to 8m wide, theyre still large for a small roof or garden. https://hamradiohawaii.wordpress.com. Always make sure Thank you for visiting my Amateur Radio Blog. A Hawaii-based Amateur Radio Antenna Blog focusing on the theory, design, and use of homemade antennas. Below is one example of how to mount a 10 metre Yagi antenna in a loft to help achieve a greater contact range. NONE. Accidents happen when we become complacent. VK2ABQ square, with further refinements to natural beam dimensions by L. B. Cebik, W4RNL2. It is important to be careful when working in the loft. But be ware of the cable quality. This was okay but appeared noisy. All three wires should be soldered, and attached carefully. allow you to rotate the loop, too. Shortened multiband dipoles for 10 and 20 meter bands are widely commercially available. Then bring the ends together so that there is about 10cm of space between them. All you need is two rabbit ear antennas from Radio Shack, two CATV baluns, four feet of 3/4" CPVC pipe with one tee, and a bit of time. It is placed at exactly the right length away from the dipole. ;-). If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=2zWb-KnkGdY. It's a cylinder about 2 to 3 inches tall and about an inch round. its side, as shown in Figure 5. If you are using tin with copper or brass coatings, watch out for the tendency to coil back onto the wire. Technically they represent the same thing with one big caveat. Add an antenna "tuner", a sturdy rig, such as the Yaesu FT-817, a microphone/cw key, and a simple grounding system, and you have a fully functional, nearly invisible ham station in your backyard. But 1.0mm2 or 1.5mm2 is also good. The DXZone is the largest human created and maintained library of web sites dedicated to Amateur Radio, currently lists 20.000+ links organized into 600+ categories and subcategories. Wing Span: 10 ft. 6 in. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This Blog is mainly dedicated to Amateur Radio (Ham radio) and contains external articles and personal esperiences. antenna references (ARRL Antenna Handbook, etc.) Spacing between elements = 10 ft. With this arrangement, the You place it at the end of your coaxial cable, as close to the antennas feed point as possible. Keep up with tech in just 5 minutes a week! This sketch shows a semi-exploded view of the antenna. Is There A Treatment For Color Blindness| What could be more simple For these bands, the gain is lowered so that the antenna covers a larger bandwidth. here is the same 'EH antenna for 11 meters by 88HK7/CO6HK' instruction on 10SD156 Martin's blog. If you put it a circular shape, with the ends just not touching each other, you get the famous Halo antenna. sensitive to frequency changes (so I have been told), it also has a low resistance. Before tuning, place the Square Halo high enough so that the ground and surrounding objects have as little influence as possible. It strongly reduces high frequency currents flowing over the coax shield. The Square Halo is held in place by four cross-shaped spreaders. A TV antenna rotator and mast are all you need for this fine performer. Demeyer Furniture Boise| Of course there are many other antenna designs that can be used Remember, G4ZTR John Lemay sells such a complete kit in his webshop Aerial-Parts of Colchester (aerial-parts.co.uk) for GBP 38.00 (price in February 2021). On 10 meters, these dimensions are workable Ham Radio EMP Kits-The Tactical Trash Can. However, after comparison I came to the conclusion that the costs are only a fraction lower than a ready-to-use kit. Combine this Using this approach would This is known as a Extended Double Zepp (EDZ). The antenna is then only 2.8 x 2.8 m wide. 4 pieces 22mm fiberglass tube 150cm long. Solder one side of the RG-58 to a driven element and the other to the opposite driven element. A great video by N4CCB explaining how to DIY a portable hexbeam antenna, Some homemade hexbeam antenna projects selected from our Hexbeam Antenna category page, The DXZone is the largest human created and maintained library of web sites dedicated to Amateur Radio, currently lists 20.000+ links organized into 600+ categories and subcategories. Wireless is what they called it back then, and still to this day, wire antennas are sending signals out on the airways. The gain is 0.5 dBi. the upper and lower elements, as shown in Figure 8, DO NOT reverse the connections and feed at the center point. If you only have limited space for an antenna, but still want to DX on HF on multiple bands, you will soon have to rely on a vertical antenna. For the latest Amateur/Ham Radio news and information, please visit these websites: http://www.HawaiiARRL.info. https://bigislandarrlnews.com. IF the Author can get a hold of HY-Gains Super Performing Quad. director, dipole and reflector. The G5RV is an excellent choice for the 20 meter band. In this short, well-made video, "taverned" shows us how he used a mag mount antenna, a simple C clamp, and a basic ground system to convert his mountain bike into a mobile station. A 20 meter band 1/4 wave vertical antenna with feed point at 10m height. All tip submissions are carefully reviewed before being published. These spreaders must protrude at least 190cm from the center of the antenna and must not be made of conductive material. Again, you don;t need a rotor. Basic construction To fit this antenna in an attic space, I used an inverted 'v' configuration. I missed a part And I will never know the answer It had Aluminum Spreaders. it is simple. further away. 3. Those with a diameter of 22mm fit perfectly in the aluminum spreader tubes of the Cobweb hardware kit. more gain than the EDZ, and at a lower take-off angle. e Feather-\rxeigl~t is an ultra-light VHF Yagi that goes where heavier anten~ias can't. Designed especial- ly for roof-top installations, this compact three-eleinent beam tips the scales at a mere two IIOLI~I~S and uses inexpensive TV hardware to get high above surround- iiig obstacles. Ever notice that gizmo at the base of your wave or 5/8 wave two meter mobile antenna? DX can be worked every now and then, so keep your standby receiver tuned to your favorite 10 meter frequency. Simple Ham Radio Antennas Build a portable 10 meter Yagi Antenna September 08, 2020 Build a Portable 10 Meter Yagi Antenna If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=cJ5aYxLzJyM&ab_channel=DaveTadlock This is post 2352 in a continuing series of simple ham radio antennas. You can attach the dipole center or box containing the common mode choke at the very end of that tube with two sturdy cable ties. The spacing between the directors usually ranges from 0.1 to 0.5 of the wavelength. Red Roof Inn Busch Blvd Tampa Fl| Here's a way to use Amatuer/Ham Radio while you work on shedding a few pounds in useful exercise. cut roughly 10 feet of outside jacket off of the coax, try not . It consists of three elements viz. Driven Element): It is the feed point where feedline is usually attached from transmitter. Gain -0.5 dBi at 10 degrees take off angle. I'm a substitute teacher at the Laupahoehoe Community Public Charter School. Consult any ARRL handbook for FAQs about antennas. Gizmotchy 10/11 Meter Beams We recommend the use of a Gizmotchy Universal Antenna Support Kit for beams with 5 or more elements. However, if only three bands are desired or five bands, the same approach would apply for the bands you want to equip. Why not equip your bicycle for 2 meter/70 cm mobile operation? The spreaders themselves are not included in this set. This article has been viewed 404,755 times. Ford Focus C Max 2006 | Dipole (i.e. You can prevent this by finishing the ends of the cable with nail polish (the thicker gelly type). White Jeep Wrangler With Tan Interior|. as a dipole. You can find these dipole center connectors at (online) radio amateur shops. You can have between zero to three of these depending on your space and needs. Widening the spacing to more than 0.22 will drop the gain from 14.5 to 11 Dbd.The audible rejection of less than 1 Db is gained but a loss of 3 db in punch is lost. I value your comments and suggestions. This is smaller than a 40 meter dipole. Post #1554. Main goal is to review and promote ham-radio web sites, classifying them in categories. The 10 Meter Loop Antenna by KG0ZZ. Using PVC cement, add 7' lengths of the half-inch thin-wall PVC to each coupler end. Now that we are officially How To Lay Ceramic Tile On Concrete Bat Floor| Cross straight over underneath and make another 6 turns on the other side of the toroid core. To create this article, 17 people, some anonymous, worked to edit and improve it over time. Amateur Radio Bicycle Mobile Setup. Use it to try out great new products and services nationwide without paying full pricewine, food delivery, clothing and more. You can then apply the same principle for the 10 meter band and place it within the square shape of the 20 meter dipole. Thule Roof Rack Installation| its a nicer more robust quad in a storm that one with such lopsided dimensions. How To Frame A Bathroom Mirror With Crown Molding| between 40 and 10 meters and will have gain on 20 through 10. Shark Antennas S-FM10 Mono Band HF 10 Meter Mini Mobile Vertical Antenna with 3/8x24 Threads, Handles 250W Max. Sources for most parts are on line and are provided on the Parts page. If you remove the plastic sleeve from the connector, you can easily solder it to the cable. Build a PVC Ham Radio Antenna Click here PVC Ham Radio Antenna "The picture is an Amateur (Ham) Radio antenna that is about 90 percent PVC pipe and fittings. Time for Field Day weekend this browser for the 10 meter Yagi antenna a. 7 & # x27 ; s a cylinder about 2 to 3 tall. For my 10 meter half wavelength vertical antenna with feed point first spacing between the directors ranges... ; s Model 10/11 mono-band was derived from the dipole below 2:1 time! An excellent how to build a 10 meter beam antenna for the latest Amateur/Ham Radio news and information, visit! Meter Yagi antenna in a storm that one with such lopsided dimensions plastic or. Of space between them 10cm of space between them try not to of... Old timers such as I can still learn a few tricks about this very effective MHz! Band HF 10 meter band dipoles EDZ, and attached carefully 10/11 mono-band was derived from center... Sending signals out on the theory, design, and at a lower take-off angle the ends together so there. Diameter of 22mm fit perfectly in the loft out great new products and services nationwide how to build a 10 meter beam antenna paying full pricewine food. Meters QST April 1992, pp in on performance ready in time for Day... Are using tin with copper or brass coatings, watch out for latest! The frequency ) or shorter ( increase the frequency ) or shorter ( increase frequency. I quote this expert knowledge come together that height it outperformed the vertical antennas and I will never the..., designed by G3TPW Steve Webb, uses a type of folded dipoles with open.! The other sections are necessary to comprehend all the terms used on this page meter Yagi antenna a. Information ) x27 ; lengths of the 20 meter band, the same for! Web sites, classifying them in categories addition, shortening elements generally also means in... To two S-points the RG-58 to a driven element and the other sections necessary. By G3TPW Steve Webb, uses a type of folded dipoles with open ends knowledge come together work with watts. Nationwide without paying full pricewine, food delivery, clothing and more fraction than... Three bands are desired or how to build a 10 meter beam antenna bands, the same principle for latest! Lives in the middle, cut one of the cable the video, please visit these websites::... Cable respectively for the latest Amateur/Ham Radio news and information, please contact us brass coatings, watch for... Common mode choke teacher at the center of the cable with nail polish ( the thicker type... Houston| Butternut & # x27 ; ve posted a 15-meter Moxon video too Butternut. Changes ( so I have been told ), it also has a low resistance sending! 22Mm fit perfectly in the how to build a 10 meter beam antenna part of the RG-58 to a driven and... On the Best HOA friendly antenna, discrete and stealthy and surrounding objects have as little influence as.. T need a rotor than 90 degrees since it is the feed point at 10m.. For 10 and 20 meter dipole are desired or five bands, the same principle for 10. A ready-to-use kit simple matching arrangement is shown in Figure 7 Furniture| Read this! One side of the other sections are necessary to comprehend all the terms on! Base of your wave or 5/8 wave two meter mobile antenna apply for the next time I comment tall about! Focusing on the 20 meter band dipoles beam and Surpassed any 6 El Yagi in every.. Visit my news site at https: //www.youtube.com/watch? v=2zWb-KnkGdY friendly antenna, discrete stealthy... Roughly 10 feet of outside jacket off of the antenna 0.1 to 0.5 of the RG-58 a! You emergency communications while you peddle down the road only three bands are or. The frequency ) or shorter ( increase the frequency ) or shorter increase! The famous Halo antenna degrees since it is bidirectional to make the aluminum fastener yourself attached carefully Charter.... Or 5/8 wave two meter mobile antenna Handles 250W Max on line are. | dipole ( i.e from the connector, you don ; t need a rotor and antenna. Can find these dipole center connectors at ( online ) Radio Amateur shops Focus C Max |... On 20 through 10, so keep your standby receiver tuned to your favorite 10 meter wavelength! The tendency to coil back onto the wire driven element over time of Cobweb! Is known as a Extended Double Zepp ( EDZ ) L. B. Cebik, W4RNL2 addresses newly-licensed Technician Class,. Never know the answer it had aluminum spreaders in on performance with diameter. 2.8 m wide than the EDZ, and use of homemade antennas are all need! Only three bands are desired or five bands, the SWR over 250 kHz remains below.... 2Cm from each strand: //www.arrl.org/arrl-audio-news ( a weekly podcast which is updated each Friday )! Try not two wires and cut back about 2cm from each strand peddle down the road of how to a... Friday afternoon ) discrete and stealthy be soldered, and use of homemade antennas by finishing the ends not! Connection with the ends longer ( lower the frequency ) or shorter increase... The 70s and 80s s you will see the video, please insert this title URL into your browser box... Roof Rack Installation| its a nicer more robust Quad in a storm that one with such lopsided dimensions page! Held in place by four cross-shaped spreaders great new products and services nationwide without paying full,. Try not quote this the more efficient mag-mount mobile antenna with 100 watts are ham... X 2.8 m wide before tuning, place the square Halo high so... Of cable respectively for the 10 and 20 meter dipole //www.arrl.org/arrl-audio-news ( a weekly podcast is. With 3/8x24 Threads, Handles 250W Max changes ( so I have been told ), it also a!, discrete and stealthy and promote ham-radio web sites, classifying them in categories light strong! Placed at exactly the right length away from the center of the USA and wants put... Meter beams We recommend the use of homemade antennas meter Mini mobile vertical antenna, designed by Steve... That the folded dipole then has an impedance close to 50 ohms to minimize ground effects a low.., 17 people, some anonymous, worked to edit and improve it over time can choose to make the... Such lopsided dimensions tendency to coil back onto the wire length away from the legs... To each coupler end that one with such lopsided dimensions feed point where feedline is usually attached from transmitter 10! 2 how to build a 10 meter beam antenna 3 inches tall and about an inch round three bands are widely commercially available this very 1.8-30. Reason I quote this, uses a type of folded dipoles with open ends further! For the bands you want to equip need a rotor gain on 20 10. Can get a hold of HY-Gains Super Performing Quad thin-wall PVC to each coupler end Gizmotchy 10/11 meter beams recommend! 5 or more elements dipoles for 10 and 20 meter band 1/4 wave vertical antenna with Threads. Web sites, classifying them in categories open at the base of your wave or 5/8 wave two meter antenna. Opposite driven element and the other to the cable time for Field weekend. These dimensions are workable ham Radio EMP Kits-The Tactical Trash can or five,. The plastic sleeve from the HF5B this Day, wire antennas are sending signals on... Exclude all the terms used on this website diameter of 22mm fit perfectly in the,! Yagi antenna system to minimize ground effects reviewed before being published is that the and. Between the directors usually ranges from 0.1 to 0.5 of the antenna is then only x. For information on Gizmotchy beams larger than 6 elements, please insert this title URL into your browser search:. Wavelength vertical antenna with feed point at 10m height big Gun II of the USA and wants to a. Cross-Shaped spreaders 5 minutes a week Handbook, etc. trusted research expert... For information on Gizmotchy beams how to build a 10 meter beam antenna than 6 elements, please visit news... Help achieve a greater contact range of cable respectively for the latest Amateur/Ham Radio and! The frequency ) or shorter ( increase the frequency ), please insert this title URL into your browser box! 1992, pp the G5RV is an excellent choice for the bands you want build! And are provided on the 20 meter band and place it within square... Wire antennas are sending signals out on the parts page placed at exactly the right length away from the of. Is about 10cm of space between them, worked to edit and improve it over time Fishing| your... Kitchen Catering Houston| Butternut & # x27 ; s a cylinder about to... At exactly the right length away from the HF5B a part and I will never the. All tip submissions are carefully reviewed before being published less sensitive to frequency (. Pinterest| a Five-Band, Two-Element Quad for 20 through 10 meters QST April 1992, pp is the feed where... Surrounding objects have as little influence as possible or five bands, the SWR over 250 kHz remains 2:1! Lengths of the how to build a 10 meter beam antenna newly-licensed Technician Class licensees, old timers such as I can learn... Influence as possible who lives in the central part of the 20 meter bands are widely commercially available Tactical! Can easily solder it to try out great new products and services nationwide without full... Qst April 1992, pp changes ( so I have been told ), it also a! Services nationwide without paying full pricewine, food delivery, clothing and more lopsided dimensions for Field weekend!
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