Thread: GE Clock Radio Model 660
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Old 01-23-2017, 03:20 PM
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jr_tech jr_tech is offline
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My childhood Arvin 446p used 2 zinc carbon cells in parallel to power filaments of a similar tube complement (3S4, 1U5, 1T4, 1R5) which seemed to work fine. Of course today I use Alkaline cells!

jr
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