Re: Pye VT4 - no EHT
Good afternoon,
I presume the EY51 heater is lit, the valve hasn’t lost its emission or there is a failure in the EY51 heater winding on the LOPT. I would check all these things first as these would cause no DC output from the cathode of the EY51.
Christopher Capener
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Interests in the collection and restoration of Tefifon players and 405 line television
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