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Old 08-25-2017, 11:38 AM
kf4rca kf4rca is offline
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Join Date: Feb 2015
Location: Atlanta
Posts: 741
I built a video only modulator once. It used only half a dozen components. It was a clone of the modulator in the Heathkit IG5240 bar/dot generator. It uses an FET and a channel 3 crystal, which might be hard to find these days. I got my crystal at a hamfest. The guy had a whole bin of them.
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