For those of us who forget stuff when we sleep, using a Sharpie marker to label the PTO so we can reconnect the wires to the correct feed-thru's is most helpful. 73, Mike N4NT
I'm not so sure one of those motors can be easily dismantled. Some suggest boring small holes in the brass on the front and back of the motor. The hole is drilled toward the shaft and only need be dr
Hi, Gary-- I don't know why you asked me bout this. I've not mounted a fan on a heatsink, but I've given some thought as to a way to mount a fan to the heatsink of a rig. I'd probably try a small com
Any noise that does not cover the whole band is probably not coming from a power line. A touch-lamp, even at a neighbor's house can give you trouble. Look for chargers amd other wall cubes. I have an
If he only works 40 meters, his bandswitch contacts may need cleaning. Suggest that he fully rotate his bandswitch end to end about 10 times. If his rig hasn't had its switches lubricated in a long t
Last I heard they still sold the rebuild kits, but you probably don't need one, just a good cleaning and regreasing. There are instructions for rebuilding the Century 21 PTO at the following website:
Speaking out of possible ignorance, I would suggest placing a protective resistor between the output and the 'sense' line either right at the output or internal to the supply. This will perhaps preve
I have two 3-500Z tubes made in China by Pride and branded with big red Ten-Tec logo. Ten-Tec used them in their Centurion amplifier, but I ran them in an old Heathkit SB-220. One of these tubes deve
If, using an ole timey receiver with no DSP stuff, I notch out the audio note of the received CW signal, I can then better hear all sorts of artifacts if they are there. Often I can hear the artifact
Wonder if any noise might be generated by the transmitter's coming up before some loop is locked? Talked with a friend who was running a SGC rig. It was interesting in that the feeling I got was that
Maybe we need new suffixes: 579c for chirps 579k for clicks 579h for hash 579s for secondary carrier 579gg for general garbage on your signal, OM 579ih indescribably horrible signal Mike do all And o
http://www.knoxnews.com/kns/business/article/0,1406,KNS_376_1442564,00.html A friend of mine just forwarded to me something he got off the "TWIAR" (This Week In Amateur Radio?) reflector. It appears