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I also have one of these amplifiers, and I can't find a schematic either. If you come up with one, would you please pass it along to me? Thanks kd8hjr at yahoo dot com

So tonight I got in a hurry to try out a new power supply and hooked up the radio backwards, now it doesn't work... at all.... Figured I probably blew the protection diode but I cannot find information on which one it is. I see three black diodes with silver bands in the back corner by the...

Well I bought three Cobra 29s off a guy last week and I was told they worked. Got them back to the shop and all three are dead, here's what I have found: Two of them are the cobra 29 Classic model. One has a 10 watt dead key with no forward power, and I cannot get the deadkey down. It has no...

Thanks for all the information guys, now I have a place to start. Hopefully this will be an easy project to get me into the hobby. 73, Randy

hello, I am a new ham of a few months, and my only radio, a galaxy dx 2527 10 meter base has started "messing up" on me. It acts like it's overheating, causing me to lose all recieve and get an annoying "hum" in the radio. I have a four way dimmer for the lights, and when I change the dimmer, it...