Naively, it seems like using an autocoupler at the base of a reasonably long vertical radiator (call it 43 feet - roughly 5/8 wave on 20m) should...
Last weekend, I was experimenting with a 40 meter dipole in the field. I had built and tuned the antenna at home, but the antenna center...
Assuming there is a little bit of gain on a 5/8 wave vertical, one could presumably use two of these to make a slightly better dipole, and going...
Here is my situation I have an Icom 7300 and a GAP mono band 20 meter vertical dipole. I have done some DXing but would like to have a better...
https://www.hamradio.com/detail.cfm?pid=H0-009470 lots of antenna conections and even groun ding port(would it replace necessity to ground...
Can I use a Dish (TV) antenna (without any modification) on a portable (VHF/UHF) radio? Will I have better reception? Will I listen to more...
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Hello everyone, I am going to get an ICOM ID-4100A and I am looking for an excellent portable 2m/70cm antenna. Any suggestions?
Hello all , found this antenna in my old mans stuff. Does somebody by any chance know which antenna is this(brand,band,etc,) as there is no...
I redid my antenna's ground this afternoon. Analyzer shows bands 10-80 all below 1.5:1 with reactance (X) as close to zero (most between 7-13)...
Hopefully, one of you guys and gals knows how these things operate. This attached photo is the receiver module for the remote control accessory...
Hello everyone! My names Eric, and I am an enlisted servicemember in the U.S. Army. I'm a proud member of the Army's Signal Corps, but my...
A question about the formula below which solvse the average characteristic impedance of a DIPOLE and is taken from page 7-12 of 23rd edition of...
Anyone have much experience with the Moebius Loop? I just purchased the YouLoop from Airspy and have to say I'm impressed. Here it is in a...
Today, I had the misfortune to realize that if one drops or loses the coil clip they are out of business. Has anyone figured out a DIY or...
What type of beverage antenna array do you use? Does it hold to the standard of low noise / superior receive? This area of interest has been...
If you could have a dream repeater, what would it be? Anything is possible, so go ahead and throw it out there! Multi-band or Multi-mode? Full...
Can I get some thoughts and ideas on installing one or two VHF/UHF antennas on a motorhome? I have a class C 25-footer in which I'd like to use...
So I'm working on a program to help with designs of LPDAs. I already have output loadable into the 3D CAD system Rhino 6. Works by simply outpting...
I live in a 50 year old apartment the thick walls prevent my HT from communicating with the world even after building loop antenna and a 40 m...
