I have a "Tempo VHF Power Amplifier" specs: 80 W out, 10 W in, 13.8 V, P/N 802 marked TPL Communications Inc. It is old and scroungy-looking, but I remember testing it some years ago and it worked. I
Hi folks. I need to clean the shack (and the garage). I have several amps and in-progress amps I'd like to sell at very reasonable prices if there is interest in them. 1. Pair of 3-500 Z HF or dedica
Here's a bit more info on my amplifiers for sale: I need to clean the shack (and the garage). I have several amps and in-progress amps I'd like to sell at very reasonable prices if there is interest
I'm converting my old HB pair of 3-500Z hf amp to a dedicated 6 m unit. I'm looking for info-suggestions for the tank and input circuit, also the HV choke. Please do not direct me to someone who want
Looks to be a creation of the famous "Doc Brown" of the Back to the Future movie series. I even think I spy the "flux capacitor" in the midst of it! All you need now is the "1.24 Gigawatts" required
I have an 8877 dedicated 6m amp, a converted L4B I bought from an Amps Reflector contributor with a W2 call, that just blew the filter caps (at least 3 of the string of 12 are either leaking "goo" or
Hmmm, "Full Duty Cycle", isn't that how Motor Officers refer to their Harleys? 73, John _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.c
I seem to recall a thread a while back about some bad Eimac 8877s which were manufactured during a particular time period. Since I'm researching finding some replacement 8877s, I'd like to avoid thos
I recently purchsed a 25 year old Nye-Viking model MB IV tuner. All looks good inside but upon testing it seeems I need to clean the moving contact areas of the roller inductor. Any ideas will be app
Tube looks to be a victim of Katrina! John, KG6I _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
I have some new computer AC power cables, excess to my needs. 6 ft long, 18 Ga, 3 conductor, male end, std wall 120 vac socket style, other end is female to fit a computer or many ham rigs. Or chop o
Shack Cleaning........... Number above the Collins logo: TFISX03YY Underneath the logo: No.672 0530 009 Power Transformer 50/60 CPS Then the schematic showing two 115 vac primaries Secondary with a c
I have a 6 m amp, a HB model using a single 8877, a Drake L4 box modified by a guy "back east" that failed. Big arc in the RF deck, followed by a loud arc in the remote PSU. I replaced all the diode
I'd like to try adjusting the tuned input ckt for my 6 m 8877 amp, using my MFJ analyzer, and no B+ but I need to know the approx impedance looking into the tube so I can use a ressitor to simulate
I'm interested in building a QSK circuit into my HB (not me) 6 m 8877 amp. I don't wish to try to reinvent the wheel, so what circuit are you esteemed amp builders using? I have a couple RJ1As alrea
The problem, I assume, will had missing text in some of my messages about the QSK circuit. I just made sure my e-mail is set to plain text, which I am not sure if it was or not before. So I will try