04-20-2019, 07:00 PM
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real TVs have a CRT
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Join Date: Jun 2018
Location: Belpre, Ohio
Posts: 248
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Quote:
Originally Posted by zeno
What I remember a FBT winding was in series with the SCR to turn it off.
The whole thing was timed at hoz rate. There was also a small IC that controled it. That needed a hoz pulse & ran on a FBT supplied B+.
RCA did a similar thing & when the main filter cap opened it looked
like a Christmas tree. Quite distinctive..
Lets have the model ## so I can pull the Sams
73 Zeno
LFOD !
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The model is JSJ12227
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