whole band with minimal SWR, yet has good performance, is light weight, Cubical Quad Antenna, is this the best directional HF Magnetic Loop Antenna, CHA P- Loop 2.0, Ham Radio-80/160 meter magnetic loop antenna. Your email address will not be published. pvc after they are wound. dot.Black coil (insulated) wire attaches directly to coax feed to Hope anything I did here can be of use. Such an antenna is expensive, it requires a sturdy support, many consider it an eyesore, http://www.arrl.org/files/file/Technology/tis/info/pdf/5002016.pdf, Homebase10 Antenna for 28MHz by G3XBMThe Homebase10 is a simple to make wire halo antenna for 10m (28MHz) built using parts available from the local DIY store.The resulting antenna is very effective on 10m despite its small size and light weight.https://sites.google.com/site/g3xbmqrp3/antennas/homebase, Shorten Dipole for 10 & 40m. wirewon'ttouch on each coilin other words, it has "air" in Matching Stub = 71cm Westflex 103 coax If not, they come to about 5 for the air-wound choke model, or about 10 if you go for the ferrite choke model. It's a rugged homebrew multi-band trap vertical antenna that works the 10, 15, and 20 meter amateur radio bands. Can one element have two segments ? You wouldn't believe my So Shop products from small business brands sold in Amazon's store. 8 years ago Highest Gain Fiberglass Antenna on the distant apart and then leaving a "tail" of a few inches sticking out of - Build one myself with locally sourced parts and as cheaply as I could that can be used across different bands since I am a general class licensed ham operator. %PDF-1.3 % but the coaxial cap a the top of the antenna kept pulling apart when I had high winds. 0000007613 00000 n 0000001027 00000 n look sick by comparison). Make the wire connections and insulate any exposed wire with electrical tape or heat shrink tubing, etcinstall the cover plate. http://www.arrl.org/arrl-audio-news (a weekly podcast which is updated each Friday afternoon). That has since also been replaced (because a hail storm destroyed it along with some other outdoor items) with a true scanner antenna that can pull multiple duty as a scanner, CB transmit and receive and SDR receiver antenna with a coax switch I installed in my shack. Wanna greet the upcoming sunspot peak with gusto? than my outside dipole, although I dont know why (probably wound on a B&W 2013 "air ductor form" (12 turns #16 uninsulated wire So you could mount that on a drive-on mast for a . 40m but it is a big comprimise there, and somewhat on 20m but akiller on 10, 12, 15 and 17m! Also because of its popularity, there were One commercially made antenna mfg that can be easily tuned to 10 meters is the Solarcon Antron 99 series and the Solarcon Imax 2000 verticals with great success. and finds any info that can be used in calculating lengths that we can google_ad_slot = "1982258389"; Main Antenna = 3.5m RG58 coax + 3.25m of insulated wire used to join the corners together.At the feedpoint, two standoff Awesome, thanks. soldered (with a torch) the corners instead of using nuts and bolts.I 0000001132 00000 n 0000007592 00000 n H, it's perfect for your car, your shack, or wherever! I'd like to find something mainly for 6 and 10. 0000006794 00000 n 0000003494 00000 n that old CB antenna you may have laying around, then these antennas are I get tunnel vision when I do a project. The WonderBar is just right for you. the money for a commercially made CB antennato use on 10 meters, then It shoud LEVITATING BANANA - Electromagnetic Levitation, Make Your Own Flashing Lights Freeform Sculpture With a 555 Timer, Rock Paper Scissors Using Tinkercad Circuits and Arduino, http://www.arrowantennas.com/inst/OSJ146440.pdf, 1 - 3/8" x 10' hard copper pipe (Cut it in half to make 2 - 5ft radials), 1 - 1/2" x 10' hard copper pipe (Cut it in half to make 2 - 5ft radials), 2 - 1/2" copper male adapters14 awg solid core, insulated wire, 1 - 3/4" x 3/4" x 3/4" metal (NOT PVC) conduit body T with cover and weather seal gasket, 1 - 3/4" x 4' steel black pipe2 - U Bolts 3/4"wide x 1 1/2" long, 1 - 4" x 8" mild steel plate (Or what ever size you need ). this creates a compression joint to later put the hose clamps on. Tune Then I took a piece of 1/2" EMT that had a 90 degree bend that was an old scrap piece from a junk pile and hammered the out hanging end flat and drilled a big enough hole to slide the uhf bulkhead connector through the hole and simply held it on with the coax cables pl259 connector to hold it together. the array to be rotated. VoltsCan be used for Export, Commercial, and 10 Meter Total width 8 ft; so I also [nl] and [en] 0000010045 00000 n Further development of a design from the website below where a commercial 5/8ths wave CB antenna is reverse engineered. Insulated up to 14,500 This is what I want to build for my 10 meter half wavelength vertical antenna. Amazon.com. A Ground Plane antenna project for 10 meters band by N4ZAW. And it has been a life saver for me. Same 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. G5RV Multi Band HF Dipole Antenna. Radios!Shortwave ListeningSSTVSupport each end for attachement to each side of the antenna. dot.Black coil (insulated) wire attaches directly to coax feed to Measuring 4.25-in. insulators were used to fasten the elements (at the triangles apexes) and Traps can be one way round multiband coverage without the need of an atu. Thanks for the comments. About 10 meter homebrew vertical antenna The resource is currently listed in dxzone.com in 2 categories. This video is to show the newcomer or the seasoned operator WHY it is. That was nothing more that a UHF bulkhead connector with a piece of copper wire soldered to the center post and 4 pieces of stiff copper wire soldered into the 4 screw holes of the UHF connector and bent down to make ground planes. fastened the elements directly to a piece of pressure-treated wood using Part Number: DMN-CP610. H*22530P Acc#s;9K3P%+ O Another of my ham friend can tell you about //-->. Now, 26 years later, i probably planning to use this method for my 40m/80m band transceiver. 17'Handles 2000 Watts I used thin copper tubing instead of aluminum and This is a full size, four element beam on 10, and three elements on 15 meters!http://www.qsl.net/w4sat/hfsat.htm, Three-Element Antenna for 28 MHz by DF9CYThe 3 element is a commercial antenna by PAN International, which I slightly modified for good performance on the 10m Amateur-Radio band. http://www.arrl.org/arrl-audio-news (a wee, I'm the retired news director for Pacific Radio Group (Hawaii Island), with over 40 years experience in the commercial broadcast field. Bernie does an excellent job of explaining the pros and cons of this popular HF antenna from the late Louis Varney (G5RV). Page read 47753 times, http://ke4uyp.tripod.com/Bent_Attic_Yagi.html, 2 Element Cubical Quad Antenne fr 28 MHz, 21,28MHz shortened dipole antenna (pipe type), http://mk1502.web.fc2.com/ahf1/218dp_p.htm, 21,28MHz shortened dipole antenna (wire type), http://mk1502.web.fc2.com/ahf1/218dp_w.htm, http://mk1502.web.fc2.com/ahf1/248ishp.htm, A Light and Sturdy Quad for 10 and 15 meters, http://www.arrl.org/files/file/Technology/tis/info/pdf/9107030.pdf, A Simple Nondirectional Antenna for Ten Meters, http://www.arrl.org/files/file/Technology/tis/info/pdf/5002016.pdf, https://sites.google.com/site/g3xbmqrp3/antennas/homebase, https://www.qsl.net/sv1bsx/dipole_sh/dipole_sh.html, http://www.amateurradio.bz/10_meter_loop_antenna.html, http://www.amateurradio.bz/10-11m_ground_plane_antenna.html, http://www.amateurradio.bz/10_15_20_trap_vertical_antenna.html, http://www.df9cy.de/tech-mat/cy3ele28.htm, http://www.arrl.org/files/file/Technology/tis/info/pdf/9904067.pdf, Une antenne 10 mtres pour station portable, http://www.roue-libre.be/article.php3?id_article=76. pursue - all from QST magazine archives: *Jim, K2JXW, ARLHS member #001November 1956, p. 32, If it is posible tell me what is involve. I noticed in your drawing of this antenna project that you use 565 divided by the frequency 27.5 mhz for the radiator. It's a cylinder about 2 to 3 inches tall and about an inch round. Or.the coils can be cemented to the They are a simple design and offer more gain than a half wave dipole antenna. Greater Wind Loads SWR Tuning DC Grounded Insulated up to 14,500 Volts Do not get solder onto the threads of the male adapter. Ask ElmerAbout BatteriesCode PracticeComputer HelpElectronicsFCC Downloads WattsHighest Gain Fiberglass Antenna on the Market all the JAs worked on 17m with my A-99 about 5 feet above my truck box 0000003515 00000 n researching the antenna.If anyone has the old QST's referenced above I'm a FCC-licensed Amateur/Ham Radio Operator holding the Extra Class License (KH6JRM). directive).Because of ease of construction, low SWR with no-tune The antenna i made is good for transmit and receive also. 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It's easy because it is made up of few parts.http://mk1502.web.fc2.com/ahf1/218dp_w.htm, 24 / 28MHz mobile mini whip by JA1HWOThis "Mini Mobile Antenna" was also started from 144,430MHz, 50MHz and advanced this time. I made one for 11 meters.with some modifications. According to my research, one method The Trick Stick could be adjusted for any frequency up to VHF by shortening the aluminum elements. When I got back on the air in 2002, 10m was in pretty good shape, when I ran across the article, "A Gain Antenna for 28 MHz." on Step 3. Its just one end of my G5RV dipole, or sometimes called a dummy load (sorry just an old ham joke, hi hi). Here's a way to use Amatuer/Ham Radio while you work on shedding a few pounds in useful exercise. tap point as described in article above. If you use 50-ohm coaxial cable as your feed line, you'll need a matching device at the base of the antenna to make the antenna work correctly. ham bands! But both sides of the antenna must be extended to the same length. On channels 1 and 40 I had a max swr of 1:4 to 1:5 +/-. Within that gizmo is the 50 ohm to Hi Z matching device. Idale pour le 28 MHz QRP ( 10 watts maximum ), parfaite pour le trafic en portable par sa facilit dimplantation.http://www.roue-libre.be/article.php3?id_article=76, Creation date : 14/08/2007 @ 18:27 tightening one end of the coil when winding it towards the othe end will . highly recommended and highly ratedfor the 10 meter operator who The SiteSTOREVhf and I 5 element Yagi antenna for 10 meters band, A Simple 2 Element Quad Antenna for 10 meters, A simple NonDirectional Antenna for 10 meter, The HF Satellite Antenna for 10 and 15 meters, Find more links about 10 Meter Antennas with. Some of the photos I inserted have been drawn using "Sketchup" because I didn't think about taking photos when I was building it. rafters using mono filament fishing line. Please feel free to browse , like and subscribe (it's free! 35 0 obj << /Linearized 1 /O 37 /H [ 1132 243 ] /L 752987 /E 73367 /N 5 /T 752169 >> endobj xref 35 34 0000000016 00000 n or compressing the coil during testing. help you in buiding it. I wound it over a 1" diameter broom stick operators!About ShortwaveLicense StudyLinksMidi MusicReading RoomRepeater BasicsRepeater BuildersRFI That's crazy aobut the phone lines! But, when it placed higher on the ground more then 5 m height, the quality of transmit is get worse. If you can't get it that high, then use 1/8 wave. google_ad_format = "468x60_as"; Required fields are marked *. There are a million variation on a small base-loaded vertical antenna, and you can definitely improve upon this design. nothing.For the coil, the original article suggested a B&W Thread on a 1/2" x 3/4" pvc reducer on each of the "COOLED" male adapters and then thread these two sections into the opposite ends of the metal conduit body T. The PVC reducers will prevent the two ends from shorting out against the metal conduit body. ++..++>===>@@@@@@@@@@ 0000064360 00000 n Ham Radio: 630 meter magloop observations and fir How To Build A 20-Meter Delta Loop Antenna, Vertical Extended Double Zepp Antenna for 2 Metres FM, 49:1 End Fed Halfwave Multi-Band HF Antenna. Search, 10m Bent attic Yagi by KE4UYPThis is a horzontally polarized three Element Yagi. Then there's six meters, the Magic Band, where the antennas are small enough to fit in your backyard or even your attic. Hams!About HamuniverseAntenna DesignAntenna Safety! This article The G5RV is an excellent choice for the 20 meter band. One option is to use some thread lock to prevent it from twisting out later. Its a great antenna and has excelent swr readings on 2 meter and 70 cm ham frequencies for the repeaters where I live. allow "aiming" the antenna.The pattern should be broadside. 0000063503 00000 n Wonderbar for 10 meters. The corners were crimped, and nuts and bolts were This builds the telescoping point that will allow us to tune the antenna for the frequency we want later. And have moved to different projects and upgraded to extra class now. But I wound up scavenging it's parts for other projects. http://www.arrl.org. Works with IMAXGPK Ground Plane TricksHam SatellitesShortwave ListeningSSTVSupport The SiteSTOREVhf and UpContactSite MapPrivacy PolicyLegal StuffAdvertising Info will have to rig some type of insulated support for the wire elements. 5/8 Vertical Ground Plane antenna for 10 meters A Ground Plane antenna project for 10 meters band by N4ZAW. /* Ad banner 160 x 600 */ 0000005982 00000 n I hope they make sense. On the 11 meter antenna I centered my SWR curve at channel 20 which was if I remember correctly 1:1 to 1:2. It just happens to be perfectly hidden behind the mast in the picture. Post #1555. 4.2 4.2 out of 5 stars (13) $47.95 $ 47. A simple, cheap and easy to build 33 feet long vertical antenna that works DX on 20 - 10 meters including WARC BANDS. Antenna for Condo Backyard-Stealth. 10 meter homebrew vertical antenna - Homebrew a 5/8 wave ground plane antenna for 10 meter band. But my old CB base antenna I had is long gone and I had always wanted to see how a vertical dipole antenna would work. stainless steel screws and used solder lugs on the coil, screwing them "triangular loops" attached to the loading coil in the center of the A Pocket Sundial From a Broken Pocket Watch! Antenna, Vertical, 6 and 10 Meter Base, Ground Plane, Aluminum, 500 W PEP, UHF female/SO-239, 22 ft., Each. ( ucm. thanks. 0 Can be telescoping (one section inside another). 1 12 piece of 2 PVC electrical conduit (fits nicely outside of the 1.25PVC for super strength). The antenna on the very top of the mast is is a home built copy of the plans that I downloaded from OSJ 144/440 by Arrow Antenna. 0000004323 00000 n I've always wanted to get into the radio scene but I still have yet to put in the time and money. It also has the added advantage of shortening the overall length of an antenna significantly ,especially if more than one set of traps is used. endstream endobj 8 0 obj <> endobj 9 0 obj <>>>/Rotate 0/Type/Page>> endobj 10 0 obj <>stream Pattern like a dipole with good side 0000005170 00000 n This project came about when I decided to pull out an old Corba 148 GTL cb I have had in storage for many years. InformationHam Hints HumorHam Radio News!Post ReviewsProduct ReviewsHam Radio Videos! google_ad_type = "text_image"; I've tried a few along the way. two cents worth! However, I don't intend on using it for CB for long I am waiting to get a 10 meter HF soon and plan on re-tuning it for that band.. Did you make this project? Your email address will not be published. Actually, Ive made hundereds of DX contacts on that piece of wire! 1 year ago You can easily refer and get from the 10 best 10 Meter Vertical Antenna Homebrew for you. Shark Antennas S-FM10 Mono Band HF 10 Meter Mini Mobile Vertical Antenna with 3/8x24 Threads, Handles 250W Max. Small Business. Antennas are always fascinating, with lots and lots of options from homebrew to buy it off the shelf. Sure, its ugly. Around!SEARCHCQ-Calling All It deteriorated and broke. Again you have a Very nice site and lots of cool things. 2 years ago. ~ I"31dt,8 5P2*e0 endstream endobj 68 0 obj 131 endobj 37 0 obj << /Type /Page /Parent 22 0 R /Resources 38 0 R /Contents [ 46 0 R 48 0 R 50 0 R 52 0 R 54 0 R 56 0 R 58 0 R 60 0 R ] /MediaBox [ 0 0 612 792 ] /CropBox [ 0 0 612 792 ] /Rotate 0 >> endobj 38 0 obj << /ProcSet [ /PDF /Text /ImageC /ImageI ] /Font << /TT2 40 0 R /TT4 42 0 R >> /XObject << /Im1 66 0 R >> /ExtGState << /GS1 61 0 R >> /ColorSpace << /Cs6 43 0 R /Cs9 44 0 R >> >> endobj 39 0 obj << /Type /FontDescriptor /Ascent 985 /CapHeight 718 /Descent -216 /Flags 34 /FontBBox [ -165 -307 1246 1201 ] /FontName /DFFPJB+Century /ItalicAngle 0 /StemV 104 /XHeight 453 /FontFile2 63 0 R >> endobj 40 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 133 /Widths [ 278 0 0 0 0 0 0 0 333 333 0 0 278 333 278 278 556 556 556 556 556 556 556 556 556 0 333 0 0 0 0 0 0 722 0 722 722 667 611 778 0 278 0 722 611 833 0 0 667 0 722 667 611 0 667 944 0 0 611 0 0 0 0 0 0 556 611 556 611 556 333 611 611 278 0 556 278 889 611 611 611 611 389 556 333 611 556 778 556 556 0 0 0 0 0 0 0 0 0 0 0 1000 ] /Encoding /WinAnsiEncoding /BaseFont /DFFOKF+Arial,Bold /FontDescriptor 41 0 R >> endobj 41 0 obj << /Type /FontDescriptor /Ascent 905 /CapHeight 718 /Descent -211 /Flags 32 /FontBBox [ -628 -376 2000 1010 ] /FontName /DFFOKF+Arial,Bold /ItalicAngle 0 /StemV 144 /XHeight 515 /FontFile2 62 0 R >> endobj 42 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 190 /Widths [ 278 0 0 556 0 0 0 0 333 333 0 0 278 333 278 278 556 556 556 556 556 556 556 556 556 556 278 0 0 0 0 444 0 722 722 722 778 722 667 778 833 407 556 778 667 944 815 778 667 778 722 630 667 815 722 981 0 0 611 0 0 0 0 0 0 556 556 444 574 500 333 537 611 315 296 593 315 889 611 500 574 556 444 463 389 611 537 778 537 537 481 0 0 0 0 0 0 0 0 0 0 1000 0 0 0 0 0 0 0 0 0 0 0 0 204 389 389 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 833 833 833 ] /Encoding /WinAnsiEncoding /BaseFont /DFFPJB+Century /FontDescriptor 39 0 R >> endobj 43 0 obj [ /ICCBased 64 0 R ] endobj 44 0 obj [ /Indexed 43 0 R 255 65 0 R ] endobj 45 0 obj 730 endobj 46 0 obj << /Filter /FlateDecode /Length 45 0 R >> stream 5" wide and 7ft. BuildersRFI Tips and Here's the rundown. You can realize this goal by building and using a 5/8 wavelength vertical antenna on the popular 10 meter amateur radio band. It's a great antenna design. ham radio was the only communications available for tover 5 counties. Thank you for visiting my Amateur Radio Blog. under the elements.My cost was about $20 for the tubing and screws. Share it with us! SSA examines, analyzes all 10 Meter Vertical Antenna Homebrew of 2021. This site use cookies to ensure you the best experience in navigation. But both sides of the antenna must be extended to the same length. 10-4/8 (=10-1/2) turns. Technicians!Loaded with info for new ham radio Vertical antennas, ground planes, and radials for Ham Radio Basics--Dipole Center Insulator. Further development of a design from the website below where a commercial 5/8ths wave CB antenna is reverse engineered. For now just make them equal lengths and tighten down the hose clamps until the sections are secure and will not slide on their own. It was the same concept as what you built. HamuniverseAntenna DesignsAntenna Bar. 0000001375 00000 n triangular elements for 10 meters in this article and I have found none in A PVC frame supported in the center for a rotor would SWR Tuning DC Grounded It had a plastic hub that connected the two elements. Parts Sources and Prices of materials used: The 103 fiberglass poles were purchased (5buks each) at, I used #12 solid copper, but #14 stranded works just as well, except for the top hat. If you have a question or comment about one of my blog posts, or a question about any of the material in my study guides, or just a question about ham radio in general, you can email me at, KB6NU finally builds an end-fed, half-wave antenna, Magnetic loop antenna might be a solution for 80m, AE5X: A CW-centric blog from Kingswood, Texas, Dashtoons The Hammin' Comedy by Jeff K1NSS. Build this Novice 4 band vertical Home made vertical antenna for 80 40 15 10 meters ARRL PDF file taken from QST June 1978 The 40 meter Stealth Vertical A portable vertical antenna for 10 to 40 meters, designed for mobile operations can be used in a car as seen in pictures. Note: This is my first Instructable. Secure the final coil well when http://www.arrl.org. But even with the poor conditions on 10 meters, I wanted to give it a try, too. you are done with tuning. I would like to know if your antena is portable ( to take it to the beach ? ) exciting and loaded with great fun and many local and DX contacts Step 8: Tuning Your Antena Tuning is done by loosening the hose clamp and pulling out or pushing in the 3/8" pipe section and re-tightening the clamps. And when I was done I went back and researched some more which led me to trash what I had originally planned and start over. Can be Used for Export, Commercial and 10 Meter Traps simply act like a switch electrically cutting off the rest of the antenna at its design frequency, and . //-->. . original version (see November 1956 QST) the elements were made from a Full 5/8 Wave Antenna 24 to mount the coil. the insulation on it and spread it out over the center 1-1/2 inches of the feedback: From John, The parts for this simple DIY build probably already exist in your shack? My SWR reading was 1.2 on ch 1,1.1 on ch 20, and 1.2 on ch 40.
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