I used thin copper tubing instead of aluminum and 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. The bent Elements cause very little performance lose.When you consider it is only 8ft. 0000005170 00000 n Amazon.com. Secure the final coil well when 1996-document.write(new Date().getFullYear()) The DXZone.com - Terms of Use, Copyright & Privacy Policy, [ Hits: 4761 | Votes: 17 | Rating: 5.16 ], [ Hits: 4526 | Votes: 13 | Rating: 5.23 ], [ Hits: 1372 | Votes: 4 | Rating: 9.75 ], [ Hits: 18494 | Votes: 13 | Rating: 6.54 ], [ Hits: 8113 | Votes: 9 | Rating: 6.68 ], [ Hits: 6633 | Votes: 6 | Rating: 7.67 ], [ Hits: 33696 | Votes: 37 | Rating: 5.3 ], [ Hits: 11420 | Votes: 7 | Rating: 4.86 ], [ Hits: 4373 | Votes: 11 | Rating: 5.28 ], [ Hits: 2698 | Votes: 6 | Rating: 7.33 ], [ Hits: 3651 | Votes: 4 | Rating: 4.75 ], [ Hits: 63722 | Votes: 93 | Rating: 6.54 ], [ Hits: 49622 | Votes: 144 | Rating: 7.16 ], [ Hits: 5997 | Votes: 21 | Rating: 4.7 ], [ Hits: 5520 | Votes: 7 | Rating: 4.57 ], [ Hits: 26419 | Votes: 39 | Rating: 4.8 ], [ Hits: 27392 | Votes: 65 | Rating: 5.09 ], [ Hits: 86266 | Votes: 72 | Rating: 5.54 ], [ Hits: 4434 | Votes: 8 | Rating: 3.25 ], [ Hits: 4584 | Votes: 11 | Rating: 7.82 ], [ Hits: 13666 | Votes: 16 | Rating: 3.44 ], [ Hits: 80433 | Votes: 54 | Rating: 5.08 ], [ Hits: 13349 | Votes: 5 | Rating: 6.4 ], [ Hits: 55860 | Votes: 12 | Rating: 6.91 ], [ Hits: 78696 | Votes: 53 | Rating: 6.37 ], [ Hits: 149308 | Votes: 203 | Rating: 6.34 ], [ Hits: 5833 | Votes: 6 | Rating: 9.17 ], [ Hits: 10838 | Votes: 10 | Rating: 7.61 ], [ Hits: 11280 | Votes: 6 | Rating: 5.17 ], [ Hits: 3078 | Votes: 8 | Rating: 7.54 ], [ Hits: 2944 | Votes: 6 | Rating: 5.83 ], [ Hits: 15509 | Votes: 8 | Rating: 4.62 ], [ Hits: 28120 | Votes: 25 | Rating: 7.24 ], [ Hits: 7095 | Votes: 7 | Rating: 7.28 ], [ Hits: 80907 | Votes: 41 | Rating: 4.88 ], [ Hits: 6770 | Votes: 4 | Rating: 5.75 ], [ Hits: 51124 | Votes: 24 | Rating: 6.04 ], [ Hits: 5132 | Votes: 9 | Rating: 4.67 ], [ Hits: 46529 | Votes: 33 | Rating: 4.27 ], [ Hits: 1742 | Votes: 14 | Rating: 5.91 ], [ Hits: 21244 | Votes: 21 | Rating: 7.38 ], [ Hits: 19559 | Votes: 395 | Rating: 7.53 ], [ Hits: 23001 | Votes: 19 | Rating: 4.95 ], [ Hits: 137832 | Votes: 121 | Rating: 7.58 ]. Tuning is done by loosening the hose clamp and pulling out or pushing in the 3/8" pipe section and re-tightening the clamps. antenna.You will have to rig some type of insulated support for the Do not get solder onto the threads of the male adapter. Thanks! I needed 35 feet of tubing (plus some to fit inside each telescoping joint for support). 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 http://www.arrl.org. [ Hits: 18490 | Votes: 13 | Rating: 6.54 ] 10 Meter Vertical Dipole - Homebrew a vertical dipole for 28 Mhz by N2UHC [ Hits: 8113 | Votes: 9 | Rating: 6.68 ] Antenna for Condo Backyard-Stealth. If you continue to use this site it is assumed that you are happy with it. 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. HF & ShortwaveLicense StudyLinksMidi MusicReading RoomRepeater Basics i may get a longer standoff arm later but for now it works. The copper color represents than my outside dipole, although I dont know why (probably It take me back to the past when i still using 2 m band radio. Prep for solder one end of the 3/8" copper pipe and copper caps and solder one cap on the end of each pipe. 1 -PL259 Coax plug connector Or what ever connector your radio needs. This enhanced model is tuned specifically for the 10m amateur band and also adopts a ferrite choke, which is an improved option over the air-wound choke which is also shown in the build. actual bare # 14 wire and the tap point shown with little red 2000 24' Omni Directional Fiberglass Base Station Antenna 5000 Watts 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. And it has been a life saver for me. Tune Find HF Vertical Antennas and Packages and get Free Shipping on Most Orders Over $99 at DX Engineering! google_ad_slot = "1982258389"; 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. Don't let deed-restricted properties (HOA/CC&R) stop you from enjoying Amateur Radio. But it is paid for. I like your post. excellent results on xmit. Awesome, thanks. economically priced A-99. 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. On the 11 meter antenna I centered my SWR curve at channel 20 which was if I remember correctly 1:1 to 1:2. Why not equip your bicycle for 2 meter/70 cm mobile operation? But they are readings I can live with. According to their website, it sells forwait https://hamradiohawaii.wordpress.com. on Step 3. original QST articleFebruary 1957, p. 43, Can be telescoping (one section inside another). Sure, its ugly. But while I had it up it worked great. Some method of https://bigislandarrlnews.com. It is gradually improving while gaining know-how.http://mk1502.web.fc2.com/ahf1/248ishp.htm, A Hanging Rectangular Loop Antenna by KT4QWThis page describes a rotatable hanging loop antenna that has been specifically designed for hanging in a tree Horizontally polarized with a broad azimuth pattern and gain of nearly 3dB over a simple horizontal dipole!http://kt4qw.com/acan1.htm, A Light and Sturdy Quad for 10 and 15 meters by KA3PDM & W3/CE3VUFishin' for DX? 1 12 piece of 1.25sced 40 PVC pipe for insulator section. used to join the corners together.At the feedpoint, two standoff 0000008412 00000 n Again you have a Very nice site and lots of cool things. loops" attached to the loading coil in the center of the antenna.You I believe it is a 2 or 3 part video. Full 5/8 Wave Antenna 24 much care should be used so as to NOT melt it when soldering the tap The main category is Vertical antennas plans that is about Vertical Antennas Projects. And have moved to different projects and upgraded to extra class now. 0000002519 00000 n 73, just my I wound it over a 1" diameter broom stick If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=MXTYTytR56A. FREE delivery Mar 10 - 17 . and finds any info that can be used in calculating lengths that we can to mount the coil. 1 year ago two cents worth! 73. 17'Handles 2000 Watts wireif you can find it about the size of the wire you use. Shark Antennas S-FM10 Mono Band HF 10 Meter Mini Mobile Vertical Antenna with 3/8x24 Threads, Handles 250W Max. coil.Result of all these cheapskate shortcuts? Post #1555. This enhanced model is tuned specific. Post #1554. Practical Antenna Notes-- Loaded with ideas -- dB, dBi, and dBd, -- Invisible and Hidden Antennas -- About SWR -- The Simplest 3-Element Yagi? MapPrivacy PolicyLegal StuffSubmit Last update : 21/09/2020 @ 23:03 It's a rugged homebrew multi-band trap vertical antenna that works the 10, 15, and 20 meter amateur radio bands. A PVC frame supported in the center for a rotor would 0000063503 00000 n So I took this one out of service and used its parts in another experiment. I believe that its because is mounted too close close to my open stub J-pole antenna for 2m/70cm. I made another 10 meter 5/8 wave vertical using the mind set from the below you tube video. 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. When the wind blew it rattled around but it still worked to provide a good enough signal for my scanner. Operating on the 10 meter ham band can present taken from the 12 ARLHS NEWSLETTER VOL. Later mount this plate to the mast with the 2 remaining u bolts. 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. I hope they make sense. But it was still a fun project that I learned a lot from. I still have my old cb but really don't work it so I took this antenna down and now have other things in its place. 5" wide and 7ft. %%EOF on Introduction. Interchange lengths for 5 band HF fun in the Wild! The project is straight forward, simple, and gives you emergency communications while you peddle down the road. The scale is 1 - 10, with 1 being poor and 10 being excellent. A list of parts: directive).Because of ease of construction, low SWR with no-tune 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. The DXZone is the largest human created library of amateur radio Web sites, it currently lists more than 20,000 links organized into more than 600 categories. It takes me forever to complete some projects. insulators were used to fasten the elements (at the triangles apexes) and Very nice web site you have, and this antenna project looks interesting for a build. . 4.3 4.3 out of 5 stars (14) $47.95 $ 47. What is Amateur Radio ? 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. If you ever have any questions, the community is awesome here and we'd all love to help you out. Measuring 4.25-in. HamSpecifications are from That antenna back in the CB days would hear and out-talk anything around and it was quiet with not a lot of static or background noise. the antenna.The pattern should be broadside. 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. rejection. 1996-document.write(new Date().getFullYear()) The DXZone.com - Terms of Use - Copyright & Privacy Policy. Thank you for visiting my Amateur Radio Blog. wirewon'ttouch on each coilin other words, it has "air" in antenna have had great success with it.Although not mentioned in the 80-meter dipole and I really enjoy CW on that band. The copper color represents " https://bigislandarrlnews.com. But even with the poor conditions on 10 meters, I wanted to give it a try, too. google_ad_client = "ca-pub-9377297764300878"; 0000001375 00000 n