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Old 10-25-2021, 02:38 PM
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DavGoodlin DavGoodlin is offline
Motorola Minion
 
Join Date: Aug 2011
Location: near Strasburg PA
Posts: 3,500
The "TV Typewriter cookbook" by Don Lancaster is in my Library, so I will do some more research but for starters, replace that 1 mf cap C2603 (?) that feeds the sync into the countdown circuit.
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