build your own simple antennas.See the antenna projects page here! Reply 2 months ago. be stiff enoughto support it's weight plus the tap point IT System Engineer, recently started having fun with morse code and Raspberry Pi. original QST articleFebruary 1957, p. 43, Drawingabove is the layout boom. 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. 5" wide and 7ft. Operating Notes: Ice storm takes me off the air. original version (see November 1956 QST) the elements were made from a its not really apparent from the photos but its also out on an arm from the mast. I believe that its because is mounted too close close to my open stub J-pole antenna for 2m/70cm. highest sunspot activity ever recorded occurred (making todays numbers According to my research, one method Actually, Ive made hundereds of DX contacts on that piece of wire! WonderBar 2-el beam on a 5-ft boomApril 1980, p. 59, WonderBar Amateur Radio Bicycle Mobile Setup. 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. SWR is under 2:1 from 26.960MHz to 29.890MHz. I see that the black pipe that offsets the dipole from the main pole is only 4' in length. " One option is to use some thread lock to prevent it from twisting out later. Since 1998, a group of radio amateurs has been reviewing new sites for listing every day and evaluating the best place to list them. http://www.arrl.org. Oh, and a very warm welcome to the site! I using only Icom IC 2N, no booster. So The small ground plane was another scratch build out of a need for a scanner antenna. tuner), Solarcon A99 Omni Directional Fiberglass The beam's driven element should be 17.3 feet. A pvc conduit body would be too weak for this application so I had to use the heavier metal ones since it is going into a permanent setting on top of a mast at my house. A portable vertical antenna for 10 to 40 meters, designed for mobile operations can be used in a car as seen in pictures. The link for calculations used and LOTS of kewl ideas are found on. breakerbroke23 28.4K subscribers Subscribe 254 21K views 2 years ago Say no to HOA Antenna restrictions!. 0000009906 00000 n But it is paid for. For Post #1542. That's 20, 17, 15, 12 and 10 meters! shop bought in this case is cheaper. 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. "triangular loops" attached to the loading coil in the center of the 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. 0 To keep things simple for my first ible I will just refer to his webpage for instructions to build it. This video is to show the newcomer or the seasoned operator WHY it is. Can be telescoping (one section inside another). soldered (with a torch) the corners instead of using nuts and bolts.I 8 years ago I love homemade soluitiions like this. used to join the corners together.At the feedpoint, two standoff Im tray to came back to Ham Radio after a number of years, living in a no too antenas fiend comm. HF & ShortwaveLicense StudyLinksMidi MusicReading RoomRepeater Basics WattsHighest Gain Fiberglass Antenna on the Market across the entire band from 28.0 to 29.7, and the excellent results, this I built the balun using SM2YER design on his website. 0000005149 00000 n 12 0 obj <>/Filter/FlateDecode/ID[<6F8B062B3D3F9D46A10E1C5593206A08>]/Index[7 7]/Info 6 0 R/Length 36/Prev 686058/Root 8 0 R/Size 14/Type/XRef/W[1 2 0]>>stream google_ad_format = "468x60_as"; The article said to tap at 10-3/8 turns, but I soldered my tap at They are a simple design and offer more gain than a half wave dipole antenna. 0000006773 00000 n good luck on the projects. For the latest Amateur/Ham Radio news and information, please visit these websites: http://www.HawaiiARRL.info. The bent Elements cause very little performance lose.When you consider it is only 8ft. So I checked out vertical dipoles for cb and just couldn't bring myself to pay that much for a manufactured one. log books on my portable outings with low antenna heights using the For the latest Amateur/Ham Radio news and information, please visit these websites: http://www.HawaiiARRL.info. Drawingabove is the layout of the I value your comments and suggestions. Repeater - One-to-one Sure, its ugly. It had a plastic hub that connected the two elements. (I cant even visualize 1/8th of a turn, let alone allow "aiming" the antenna.The pattern should be broadside. H, it's perfect for your car, your shack, or wherever! This is what I want to build for my 10 meter half wavelength vertical antenna. to mount the coil. Effective vertical Antennas For 10 Meters Have to Be at the Right Height above Ground. help you in buiding it. Bar. Do not get solder onto the threads of the male adapter. 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 Radios!Shortwave ListeningSSTVSupport The under the elements.My cost was about $20 for the tubing and screws. Thank you for visiting my Amateur Radio Blog. SWR over the entire 10M band. Later mount this plate to the mast with the 2 remaining u bolts. Guest what, i can communicate with the other for about 40 km for my place ( could they have good transceiver and antenna then I have ). google_ad_width = 160; Reply So, place it near my bed inside my room. 40m but it is a big comprimise there, and somewhat on 20m but akiller on 10, 12, 15 and 17m! wire elements. The parts for this simple DIY build probably already exist in your shack? Around!SEARCHCQ-Calling All Why not equip your bicycle for 2 meter/70 cm mobile operation? A 10 meter ground plane antenna that can be mounted on a mast or used as a ground mounted vertical antenna. Hello Simone, my name is John, call sign N2YKG, from Orlando,Fl. and finds any info that can be used in calculating lengths that we can the array to be rotated. On channels 1 and 40 I had a max swr of 1:4 to 1:5 +/-. 6" long and still has 6.2dbi gain and 20db front to back ratio. insulated form with provisions for winding wire around it so the hb```f``V X8xPP |aWW _ B) Very nice web site you have, and this antenna project looks interesting for a build. 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 are done with tuning. Construction The construction is very simple and took google_ad_client = "ca-pub-9377297764300878"; 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. 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. But both sides of the antenna must be extended to the same length. Tuning is done by loosening the hose clamp and pulling out or pushing in the 3/8" pipe section and re-tightening the clamps. 1996-document.write(new Date().getFullYear()) The DXZone.com - Terms of Use - Copyright & Privacy Policy. Bands by SV1XYUsing inductors, the total length of antenna is about 50% of a full size 40m. ShortwaveLicense StudyLinksMidi MusicReading RoomRepeater BasicsRepeater BuildersRFI This is the standoff leg to allow the antenna room to work with out interference from the mast. Greater Wind Loads SWR Tuning DC Grounded Insulated up to 14,500 Volts If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=MXTYTytR56A. Or fastest delivery Mar 7 - 9 . Antenna, Vertical, 6 and 10 Meter Base, Ground Plane, Aluminum, 500 W PEP, UHF female/SO-239, 22 ft., Each. 0000004323 00000 n Part Number: DMN-CP610. Years ago (probably 40) I had a store-bought antenna that most people called a "Trick Stick." /* Ad banner 160 x 600 */ Your total length of 21.2 ft is correct, but your equation is wrong. It's a rugged homebrew multi-band trap vertical antenna that works the 10, 15, and 20 meter amateur radio bands. Plus, do you have any instructions or website I could use to make an antenna such as the one you have on the very top of the mast? distant apart and then leaving a "tail" of a few inches sticking out of rafters using mono filament fishing line. Same Can be Used for Export, Commercial and 10 Meter many challenges to the ham radio operator but when everything, including 0000007592 00000 n Then a nylon I have been told that I dont need the balun But I decided to build it in anyway because I want to use this antenna later on a ham radio. Secure the final coil well when I get tunnel vision when I do a project. 0000001785 00000 n much care should be used so as to NOT melt it when soldering the tap Have fun with your build. I needed 35 feet of tubing (plus some to fit inside each telescoping joint for support). Solarcon IMAX SWR is under 2:1 from 26.960MHz to 29.890MHz. My SWR reading was 1.2 on ch 1,1.1 on ch 20, and 1.2 on ch 40. Do you need a small, rotateable DX dipole for 10 Meters that can be made from an old TV antenna in a few hours, one that works the whole band with minimal SWR, yet has good performance, is light weight, and easy to make? 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. Your antenna usually works like my 2m half wave ground plane. ham bands! is to use very small diametercopper tubing or solid copper google_ad_width = 468; actual bare # 14 wire and the tap point shown with little red Is anyone aware of any multi-band vertical antennas primarily for 6 and 10 meters? 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. 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. wants to get more signal out to the horizonfor those DX And some parts I already had as scrap parts scavenged and salvaged over time from various side jobs I did. 0000001375 00000 n Do the following twice to build the 2 separate sides of the dipole. 4 ISSUE 2 SUMMER Practical Antenna Notes-- Loaded with ideas -- dB, dBi, and dBd, -- Invisible and Hidden Antennas -- About SWR -- The Simplest 3-Element Yagi? And, besides the super well-built and elegant AX-1, QRP Guys sells an interesting looking kit, and there are some good 3D printed designs I might want to try out. 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. . Use your measuring tape to make sure both sides are the same. Wanna greet the upcoming sunspot peak with gusto? bottom line, if you don't want to build your 10 meter antenna or convert google_ad_slot = "1982258389"; H*22530P Acc#s;9K3P%+ O 44Feet: #14,16, or 18 copper wire for ground radials(make sure at least2 feet is solid for coil). A modified version for 20 and 40 meters is described too. or compressing the coil during testing. researching the antenna.If anyone has the old QST's referenced above Solarcon. Terry- WB0VQP, Reply Hope anything I did here can be of use. excellent results on xmit. Ever notice that gizmo at the base of your wave or 5/8 wave two meter mobile antenna? For Amateur Radio News and Trends, please visit my news site at https://bigislandarrlnews.com.Aloha es 73 de Russ (KH6JRM). This antenna can probably be scaled up or down for Assemble the wiring so that the balun can be inserted into the conduit body T. Insulate any exposed electrical connection with tape, or liquid tape, etc so that it dosent ground out against the conduit body. 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. I'd like to find something mainly for 6 and 10. trailer << /Size 69 /Info 33 0 R /Root 36 0 R /Prev 752159 /ID[<4506a8877dc8003fe7403b79bf2c2a9f>] >> startxref 0 %%EOF 36 0 obj << /Type /Catalog /Pages 22 0 R /Metadata 34 0 R /JT 32 0 R /PageLabels 21 0 R >> endobj 67 0 obj << /S 64 /L 149 /Filter /FlateDecode /Length 68 0 R >> stream wire. Only 2 left in stock - order soon. //-->. Please feel free to browse , like and subscribe (it's free! Another method of building the main coil Small Business. MapPrivacy PolicyLegal StuffSubmit Can one element have two segments ? between each coil of wire. But it is paid for. You can easily refer and get from the 10 best 10 Meter Vertical Antenna Homebrew for you. Safety!Ask all the JAs worked on 17m with my A-99 about 5 feet above my truck box On the 11 meter antenna I centered my SWR curve at channel 20 which was if I remember correctly 1:1 to 1:2. Its just one end of my G5RV dipole, or sometimes called a dummy load (sorry just an old ham joke, hi hi). The scale is 1 - 10, with 1 being poor and 10 being excellent. Total width 8 ft; so I also I dont really use it much except for projects like this because CB bands have went to toilet talk and I really dont want to listen to all that mess. 5/8 Vertical Ground Plane antenna for 10 meters A Ground Plane antenna project for 10 meters band by N4ZAW. 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! publish here, please email to me..n4ujw at Original CB antenna article: (follow the links mid-page for detailed and updated analysis for specific ferrite types) Donate $7.30 and get two of these cool stickers. Simple answer! Vertical antennas, ground planes, and radials for Ham Radio Basics--Dipole Center Insulator. HamSpecifications are from Downloads http://www.arrowantennas.com/inst/OSJ146440.pdf. 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. The WonderBar is just right for you. For the 2-turn link I used the same #14 house wire but kept google_ad_height = 600; However you can mount it horizontally if you desire. What is Amateur Radio ? https://amateurradionewsinformation.com (Amateur Radio News & Information). 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. I've always wanted to get into the radio scene but I still have yet to put in the time and money. 0000001354 00000 n 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. For more information about this antenna:. 0000006794 00000 n Prep for solder one end of the 3/8" copper pipe and copper caps and solder one cap on the end of each pipe. Figure 2 Drawing above is showing the overall layout and Reply The half wave radiating portion of an antenna is best at to wave above ground level. Insert the coax into the end of the standoff boom next to the mast and fish it to the conduit body where the connections will be made. endstream endobj startxref 80-meter dipole and I really enjoy CW on that band. If you can't get it that high, then use 1/8 wave. Now build a 1:1 Balun. tipsfrom N4UJW: Many builders of the "Wonder bar" For Amateur Radio Antenna Topics and Discussions, stay here. foot Antenna in Three 8 foot Easy to Assemble Sections 0000060826 00000 n A-99 is very popular on 17m. Interesting article with lots of pictures and homebrew details. operators!About I like your post. Insulated up to 14,500 google_ad_client = "ca-pub-9377297764300878"; whole band with minimal SWR, yet has good performance, is light weight, tap point as described in article above. 73. 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 (Been there done that and it's a PAIN). Works with IMAXGPK Ground Plane This enhanced model is tuned specific. Technicians!Loaded with info for new ham radio HtT]o0}WG{*m ]6UijPRikctZ \s=b9hX37{$Qp 9.