check for shorts in the electrolytic power capacitors. Check the power supply diodes for shorts or opens. Were up operating into a low SWR antenna? I take it the fuse blew and you have replaced that?
Paint stores (as opposed to general hardware) can custom mix anything you might want and put it in spray cans or quart paint cans. Just make sure they select a paint intended for metal. You probably
Stan, Ten Tec today is a totally different company from that when you got your rig. About 3 ownerships removed from original TN factory and old parts cache. What you might do is post to club newslett
That is what I meant; Check Mouser and talk to relay applications guy there. He should know what other brand has same ratings and form factor if the relays are not custom made. Likely they are stock,
You go to Ten Tec for repairs, by first getting a RMA (return merchandise authorization) from the factory by procedure previously posted to this list. (Send eamil to tentecrepair; I think details are
On the Astron 50 power supply, blowing of fuse may indicated bad MOV's on input AC line; temporarily cut one leg of each one, and test fuse surviving after power up. Or, it could be one or more diode
Noise on an antenna can come from nearby diodes formed by bad contact of joints in tin gutters, noise sources from street lights, pole hardware loose, or plants growing up into the Primary wires on n
glad you got a good buyer for your rig with the bad switch! FD was kind of a bust for us. Warmer than we wanted, and very debilitating heat, even though ops were inside. There was a scheduling snafu
All, it is very possible that this debris on the PCB is a Urethane product. It was popular for adhesive use, for open cell foam cushions, and making washers, etc. Urethane ages poorly in humidity. It
Excellent suggestion. Turn off computers and routers and other computer hardware then see if the carriers are gone from your radio. -Stuart Rohre K5KVH
As long as the Flex is not producing spurious signals to be picked up on its own receiver, turning off other computers and routers should work to eliminate computer noise. The long term fix, is to fi
The large distributors of electronic parts likely stock tools that include knob tools. Otherwise, Google search with a specific description "Allen Wrench 0.060 in." Several mail order industrial elec
There is an old radio troubleshooting trick: You use a insulated test probe, (length of solid wire set in an insulated handle to safely handle it). Move this to the plus end of each electrolytic cap,
Josh, what do you mean by tropical fish capacitors? Are they coated with a shiny epoxy and plastic axial lead devices? Any tubular capacitor would likely work. Look at the on line Mouser catalog for
Oh Josh, now I see why you called them tropical fish!! Get any cracked capacitor out of your circuits as quick as you can handle a soldering iron! But have replacements of tubulars on hand first. Cra
I think Ten Tec's previous owners a couple of regimes back; discontinued enclosure manufacture. Don't know if last rigs were done in house or shopped out to contractor. (It was announced on this refl
Do the bridge replacement before you evaluate the transformer on the bench. That way, you don't mask one problem with antother. A good rule of troubleshooting is change ONLY ONE THING AT A TIME. Keep