21-CT-55 power supply failure - Videokarma.org TV - Video

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21-CT-55 power supply failure

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#14

09-15-2011, 06:53 PM

Penthode

VideoKarma Member

Join Date: Jun 2009

Location: Kitchener/Waterloo Ontario Canada

Posts: 1,453

One other thing: when you inject the baseband composit signal to the video amplifier, do you deactivate the RF/IF section? Or does the hum only appear when the signal is applied to the antenna?

Also, is it 60Hz hum or 120Hz hum?

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