NEW KEYUP TOY
Back in 1987, I designed and built a keyup toy for my base and mobile. When the radios were keyed, the toy would run a frequency sweep starting at 200hz and ending at 4000hz. the sweep time was 1...
View ArticleYeticom Optima MkIII
Great condition, has had modulation set by previous owner (is a member here) and has mic with top buttons. TX and RX is great. Has power cord, mic, custom aluminum bracket, allen head screws. I do not...
View ArticleSo, call sign changed
which makes this forum account a little awkward. Can I update my forum name? Or inactivate this one and make a new one? I'm good either way.
View ArticleCobra 25 LTD TRB-1 Echo board / Galaxy 80 Combo
View attachment 16925 View attachment 16926 Second generation 25 LTD with TRB-1 echo board very light talk back applied (RF Gain is wide open and the control is tide off in the radio), with AB Galaxy...
View ArticleBest base antenna coax
What is the best coax for a base. Gonna need about 40 ft. Thanks Bobby
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My little radio and semi-pro audio shack
Large format mixer and studio monitors are for my home studio recording audio gear, I do use a small format Yamaha MG-10 mixer (not visible) to interface boom mounted mic to HF radios. ... My little...
View ArticleFaulty Spring
So I noticed my receive would audibly and visually (on the S meter) increase after keying the radio after allowing the radio to sit without keying for a while. Come to find out the spring on my 102"...
View ArticleFS: Black Face President Grant Export
Uniden made with PC999 main board. Radio is clean, tight and functions properly. Includes a new Road Devil mic, power cord, mounting bracket and thumb screws. $250 shipped or $220 shipped with stock...
View ArticleYaesu Vx-8 & VX-8DR Mars Cap & Freeband Mods
after doing alot of reading on the net I have become thourholy confused as to the Mars Cap & Freeband Mods A what are the ways of doing it (software, hardware) ( i have heard the software kind is...
View ArticleDragon SS-497 RF Gain adjustment help please?
Hi all, I have had good luck with some excellent help from this forum! I have a Dragon SS-497 (same/similar to INTEK Multicom-497, Dragon SS-497, Roadforce 497, Pro Star 497, Comanche Warrior, Eagle...
View ArticleRCI 2950DX
Have good condition 2950DX for sale has some minor scuffs and scratches nothing major...works just fine..... comes with mounting hardware,power plug. nothing done to radio except frequency conversion...
View ArticleFm 2 meter yagi antenna?
has anyone messed with 2 meter fm using yagi antennas horizontal?
View ArticleSDR for 11 meters, free band work, any good thoughts?
Looking for SDR free band transceiver, cb, 11-10 meter, SSB, AM.
View ArticleMessenger 2KW amplifier in action *VIDEO*
Pumphouse brings you the first ever video on the net of a messenger 2KW in action. Check the video below: YouTube - mess 2kw video.AVI
View ArticleSolid-State Amplifiers: What is distortion and how do I reduce it?
Based on a couple posts I made in several different threads, it occurred to me (after a suggestion from Moleculo) that this site could use a thread dedicated to solid-state amplifiers and how to keep...
View ArticleNeed manual for Dragon SS-497 (or similar)
Hi all, I have a Dragon SS-497 (+) and it is similar to several other radios but not exactly (INTEK Multicom-497, Dragon SS-497, Roadforce 497, Pro Star 497, , Comanche Warrior, Eagle Tomahawk,...
View ArticleBuilding a simple Alternator whine / ignition filter
This was posted by Beetle in another thread and I thought others would find it useful, so I'm cross posting it here. This is courtesy of Jim KB1MVX, and the original may be found here: New Page 1 I...
View ArticleElecraft KX3 - Receive failure :(
Well, it looks like my KX3 has developed a new problem. I'm not sure how, when, or why this occurred, but I now have no RX with the rig. There is no noise received, no deflection on the S-meter, and it...
View ArticleGamma matches
what is the capacitance on a variable gamma match on a yagi aka beam type antenna?
View ArticleDominator mod
Dominator mod has anyone heard of this mod. I heard a couple of truck drivers talking about it this morning. It's supposed to give you full modulation no matter what your dk is. Any remarks? Good or bad?
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