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Philco 89B headaches
AI2V
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Posts: 201
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Joined: Dec 2005
City: Morris Plains, NJ
#13

01-13-2016, 04:48 PM
It's called phase cross-over distortion and can usually be resolved by tweaking the voltages on the 36. I've seen it in Silvertones but usually in the upper shortwave bands. Look closely at the screen voltage and don't be afraid to change some resistor values.
Pete AI2V
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Messages In This Thread
Philco 89B headaches - by sparkydave - 12-22-2015, 06:35 PM
RE: Philco 89B headaches - by Ron Ramirez - 12-22-2015, 08:23 PM
RE: Philco 89B headaches - by markmokris - 12-27-2015, 12:41 PM
RE: Philco 89B headaches - by sparkydave - 01-04-2016, 08:59 PM
RE: Philco 89B headaches - by Phlogiston - 01-05-2016, 04:16 PM
RE: Philco 89B headaches - by sparkydave - 01-07-2016, 09:12 PM
RE: Philco 89B headaches - by Warren - 01-08-2016, 05:21 PM
RE: Philco 89B headaches - by klondike98 - 01-07-2016, 11:03 PM
RE: Philco 89B headaches - by OZ4 - 01-08-2016, 07:25 PM
RE: Philco 89B headaches - by sparkydave - 01-10-2016, 12:33 PM
RE: Philco 89B headaches - by sparkydave - 01-10-2016, 02:12 PM
RE: Philco 89B headaches - by klondike98 - 01-10-2016, 02:42 PM
RE: Philco 89B headaches - by AI2V - 01-13-2016, 04:48 PM



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