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Old 05-16-2014, 01:59 PM
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wa2ise wa2ise is offline
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Join Date: Dec 2002
Location: USA
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Quote:
Originally Posted by Magnavox300 View Post

Funny thing is, when I turn the channel selector,
I do see some vertical sweep for only an instant,
the whole picture flashes, all lit up with lines, but like I said only for a split second.
I sprayed some Deoxit in the tuner, but no difference...

Could the problem with sweep be within the tuner?
Maybe a loose tube pin in the vertical circuits? Can you make the same thing happen if you tap the chassis say with a screwdriver handle? Might be the mechanical vibration that happens when you change channels rattling the vertical circuit.
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