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Ground Loop "Hum" Using BT Modulator
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02-04-2014, 09:11 AM
vts1134
Looking For Time
Join Date: Apr 2011
Location: Pittsburgh, PA
Posts: 1,532
Quote:
Originally Posted by
Phil Nelson
My AM60-550A modulator developed the slow-moving horizontal bar after a couple of years of continuous use. Replacing the electrolytics in the power supply cured it:
http://antiqueradio.org/HomeTVTransmitter.htm
Phil Nelson
Phil's Old Radios
http://antiqueradio.org/index.html
This is where I was leaning, but I thought I'd ask first. How did you get that board out? It seems like it is adhered to the side of the chassis with something in addition to the three screws.
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