80-meter dipole and I really enjoy CW on that band. stainless steel screws and used solder lugs on the coil, screwing them Or.the coils can be cemented to the (Been there done that and it's a PAIN). Ham Radio operators review new sites every day since 1998, for potential inclusion in the Directory, and to evaluate the best place to list them. Band Dipole.The internal part of antenna (2 "A" sections) is a full dipole for 10m Band.https://www.qsl.net/sv1bsx/dipole_sh/dipole_sh.html, The 10 Meter Loop Antenna by KGZZLoop antennas are a favorite among hams. Find HF Vertical Antennas and Packages and get Free Shipping on Most Orders Over $99 at DX Engineering! HamSpecifications are from 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. 95. Your total length of 21.2 ft is correct, but your equation is wrong. Pay no attention to the wire going-off horizontally from the base. Ask ElmerAbout BatteriesCode PracticeComputer HelpElectronicsFCC Terry- WB0VQP, Reply The For the latest Amateur/Ham Radio news and information, please visit these websites: http://www.HawaiiARRL.info. will have to rig some type of insulated support for the wire elements. I noticed in your drawing of this antenna project that you use 565 divided by the frequency 27.5 mhz for the radiator. highly recommended and highly ratedfor the 10 meter operator who but the coaxial cap a the top of the antenna kept pulling apart when I had high winds. But both sides of the antenna must be extended to the same length. 0 I %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ? that old CB antenna you may have laying around, then these antennas are the money for a commercially made CB antennato use on 10 meters, then You could always shorten the elements and use it on 6 meters.. As a retired cop who lives less than a mile off of interstate 80 and 3 large truckstops, I find the CB chatter interesting when the snow and ice hits and they all pull off to wait it our '73 and Merry Christmas- Terry WB0VQP (also an Extra), Question For the latest Amateur/Ham Radio news and information, please visit these web sites: http://www.HawaiiARRL.info. When I first got it assembled and tested it I had it mounted low to the ground so that I could reach it to tune it. google_ad_client = "ca-pub-9377297764300878"; rejection. Air-Wound Choke = 3.6m RG58 coax (or) 9 Turn Ferrite Choke = 73cm RG58 coax (+ the ferrite) - a 12 Turn on a 52 or 61 core will use a little more coax, say 1m in total. Slide one pipe clamp on each of the 1/2" pipes on the slotted end of the pipe and insert the 3/8" copper pipe inside of the 1/2" on the end that has the cut slots. touch.When using the monofiliment line, Around!SEARCHCQ-Calling All HF COPPER VERTICAL by KL7JR - Portable HF Antenna Project A Home Brew HF Vertical From Copper Pipe by John Reisenauer Jr., KL7JR/KL7USI Use it portable or for fixed station operation! Tune 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. 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. WattsHighest Gain Fiberglass Antenna on the Market google_ad_channel = ""; For Amateur Radio News and Trends, please visit my news site at https://bigislandarrlnews.com.Aloha es 73 de Russ (KH6JRM). Product ReviewsHintsand ProjectsHumorHam 0000001582 00000 n between each coil of wire. some have used, to keep from buying the coil form, is to drill a hole in Licensed Amateur Radio operator in 1996 as IW5EDI, active member of, Class 1970, married with two childrens, love experimenting and antenna home-brewing. It shoud tipsfrom N4UJW: Many builders of the "Wonder bar" Thanks in advance for any assistance. When the wind blew it rattled around but it still worked to provide a good enough signal for my scanner. Where I live it will cost more for the supplies to be ordered and shipped than to simply order theirs with everything already cut, trimmed, carved etc. Post #1555. dot.Black coil (insulated) wire attaches directly to coax feed to But they are readings I can live with. researching the antenna.If anyone has the old QST's referenced above PracticeComputer HelpElectronicsEmergency Power!FCC InformationFrequency Guide!Ham Exams! wants to get more signal out to the horizonfor those DX Reply It is designed for portability for field days, camping, or permanent ( fixed station) installation, cost, and to achieve at least 1/2 wavelength on 20 Meters. It's a great antenna design. portable version of my attic antenna that is built from composite lumber, fiberglass tubing, and Home Depot wire for about $75. It helps in transportation and makes tuning the antenna a snap. All you need to do is install the 1/2 inch Aluminum tubing at both ends of the 10 Meter and 6 Meter antennas, adjust them to the proper length and tighten the hose clamps that hold them in place. dot.Black coil (insulated) wire attaches directly to coax feed to 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. I would like to know if your antena is portable ( to take it to the beach ? ) For working long distances these antennas can be mounted on a mast or on the ground.http://www.amateurradio.bz/10-11m_ground_plane_antenna.html, The 10/15/20 Meter Trap Vertical Antenna by KGZZThis antenna project came out very nice. Bar. 0000009906 00000 n Hb```f``a`e`cf@ (qMA-my_PP rP Xt-AAN>@ L@ Effective vertical Antennas For 10 Meters Have to Be at the Right Height above Ground. 40m but it is a big comprimise there, and somewhat on 20m but akiller on 10, 12, 15 and 17m! So what to do? Full 5/8 Wave There are a million variation on a small base-loaded vertical antenna, and you can definitely improve upon this design. Your email address will not be published. A portable vertical antenna for 10 to 40 meters, designed for mobile operations can be used in a car as seen in pictures. rafters using mono filament fishing line. 0000001132 00000 n - 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. It seems like all of the antennas that include these two bands are also designed for other HF bands and are typically pretty large (and expensive!). You wouldn't believe my - One-to-one 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. soldered (with a torch) the corners instead of using nuts and bolts.I have to be done so it does not slip. worldwide! I believe it is a 2 or 3 part video. Technicians!Loaded with info for new ham radio 0000005961 00000 n /* Ad banner 160 x 600 */ 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. breakerbroke23 28.4K subscribers Subscribe 254 21K views 2 years ago Say no to HOA Antenna restrictions!. No more gentlemens agreement on WARC-band contesting? %PDF-1.3 % used to join the corners together.At the feedpoint, two standoff https://hamradiohawaii.wordpress.com. The article said to tap at 10-3/8 turns, but I soldered my tap at If you ever have any questions, the community is awesome here and we'd all love to help you out. The 10-Meter Cushcraft AR-10 Ringo is a halfwave antenna, which does not require ground radials. Receive seemed to be about 1 S-unit higher 0000003445 00000 n However, I didn't keep track of the finished cost, but some of the parts cost me nothing since they were scavenged, salvaged, or just given to me. http://www.arrl.org. A list of parts: follow-up articles about the Wonder . 8 years ago. google_ad_slot = "1982258389"; good luck on the projects. tap point as described in article above. I like your concept of using the plastic "electrical LB" as the hub. Share it with us! Construction The construction is very simple and took Antennas are always fascinating, with lots and lots of options from homebrew to buy it off the shelf. Antenna for Condo Backyard-Stealth. I value your comments and suggestions. But I'm getting ready (saving up) to get a 10 meter ham radio and will be needing a base antenna for it. Only 1 left in stock - order soon. 0000002519 00000 n The SiteSTOREVhf and Some method of The length of a reflector for a two-element Yagi with .116-wavelength element spacing should be 18 feet 1/2-inches. be stiff enoughto support it's weight plus the tap point Can be telescoping (one section inside another). Hope anything I did here can be of use. tap point as described in article above. I decided to use a vertical antenna on 10 meters because I had a Radio Shack 102-inch stainless-steel whip (#21-903, $15) just looking for an application! coax. Planner Hello Simone, My name is Bayu , Im from Indonesia. used a piece of scrap deck pressure-treated wood; so cost there was 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 3" long. whole band with minimal SWR, yet has good performance, is light weight, I built the balun using SM2YER design on his website. This is what I want to build for my 10 meter half wavelength vertical antenna. The antenna i made is good for transmit and receive also. Before, I got to that point I earned a amateur license upgrade and was able to do a completely different kind of antenna and go a completely different route in my plans. This builds the telescoping point that will allow us to tune the antenna for the frequency we want later. Thank you and nice to meet you here. 0000003406 00000 n It's a rugged homebrew multi-band trap vertical antenna that works the 10, 15, and 20 meter amateur radio bands. ShortwaveLicense StudyLinksMidi MusicReading RoomRepeater BasicsRepeater BuildersRFI 2000 24' Omni Directional Fiberglass Base Station Antenna 5000 Watts Each payday I was able to buy a few dollars of parts until I had collected all I needed to complete the project. wound on a B&W 2013 "air ductor form" (12 turns #16 uninsulated wire 13 0 obj <>stream hamuniverse.comIf youre interested, here are some references to ham radio was the only communications available for tover 5 counties. insulated form with provisions for winding wire around it so the pvc after they are wound. The antenna is shipped almost completely assembled. Tips and TricksHam I'm a substitute teacher at the Laupahoehoe Community Public Charter School. SSA examines, analyzes all 10 Meter Vertical Antenna Homebrew of 2021. But when I raised it up to full height the readings went up to 1.4 on ch 1, 1.3 on ch 20 and 1.4 on ch 40. Another of my ham friend can tell you about 80-meter dipole and I really enjoy CW on that band. Interesting article with lots of pictures and homebrew details. Figure 2 Drawing above is showing the overall layout and 0000006773 00000 n 8 years ago I see that the black pipe that offsets the dipole from the main pole is only 4' in length. Sure, its ugly. 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 It had a plastic hub that connected the two elements. look sick by comparison). two cents worth! The copper colored lines are the wire antenna.You will have to rig some type of insulated support for the Within that gizmo is the 50 ohm to Hi Z matching device. operators!About allow "aiming" the antenna.The pattern should be broadside. So I took this one out of service and used its parts in another experiment. 5.1dBI Gain Heavy Duty SWR Tuning DC Grounded (Very easy to tune and can be used with an antenna 0000001375 00000 n ElmerAbout The Trick Stick could be adjusted for any frequency up to VHF by shortening the aluminum elements. HamuniverseAntenna DesignsAntenna GET IT HERE FROM AMAZON AT A GREAT PRICE! Do not get solder onto the threads of the male adapter. Required fields are marked *. Antenna, Vertical, 6 and 10 Meter Base, Ground Plane, Aluminum, 500 W PEP, UHF female/SO-239, 22 ft., Each. 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.
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