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#1
March 20th 08, 12:58 PM
posted to rec.radio.amateur.boatanchors
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hq180a help
Richard Knoppow wrote:
"K3HVG" wrote in message . .. wrote: hi guys, i'm in the process of restoring a 180a. tubes are good, i changed the electrolytics. rcvr does need a bit of hf alignment but works well now except for the last problem. so here it is...all functions work well on the lower bands. when the 2 highest bands are selected, triple conv. kicks in, am reception works well, but ssb & cw does not. the ssb audio & the cw notes have a raspy or burbelly(for want of a better word) sound. ISTR an instance where the LO tube was squirrely and the distortion wasn't noticeable until you hit the higher bands. Worth a try to sub it with a known good one. -Bill -- Posted via a free Usenet account from http://www.teranews.com |
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