Quote:
Originally Posted by TerrySmith
This predicta is a "seventeener", these had a power transformer and most likely a 6.3v CRT with a really short neck.
PS that is a nice Marlin!!!
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Although a power transformer is used, it has a
special tap to provide 2.68 volts to the 17DRP4 CRT... Please do not apply 6.3 volts to this tube ! That can ruin your whole day... I know!

jr
Ditto on the Marlin