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Old 10-14-2016, 10:56 PM
Crist Rigott Crist Rigott is offline
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Join Date: Oct 2015
Location: Waxahachie, TX
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Quote:
Originally Posted by Kevin Kuehn View Post
Your horizontal drive signal basically looks good, but your boost voltage is 70 volts low originating at pin 3 of the damper, which is why some of your other voltages are low. What is your scopes volts per division setting when you measured the signal at the grid of the horizontal output? Have you by chance tried another damper and HV rectifier?
I think the volts per division were 5v.

I tried another damper and HV rect.

Where does the boost voltage come from? It looks like it might come from the flyback. What would cause it to be low.

Just trying to understand and get the voltages where they should be.
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