Thread: RCA Radiola 18
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Old 10-29-2015, 08:01 AM
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dewdude dewdude is offline
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Join Date: Oct 2006
Location: Manassas, VA
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Yeah. I found a good schematic. IT basically shows the plate of the AF tube going through a .5uf cap and then to the speaker. So it must have been either a direct high impedance connection or had a small OPT on it.

I'll have to look up what the UX-171 requires for impedance. I may have something.
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