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FERNSEH · 29th Aug 2017, 10:01 pm

This deceptively simple power supply is posing questions. According to the circuit diagram the PT650 was also designed to operate on DC mains supplies of 210 to 240 volts and yet there no alteration to the mains dropper adjustments. The same ohmic values apply for either AC or DC mains.

DFWB.

29th Aug 2017, 10:01 pm	#101
FERNSEH Dekatron Join Date: Mar 2005 Location: Gateshead, Tyne and Wear, UK. Posts: 7,444	Re: Pilot PT650 "Spacemaker" Television This deceptively simple power supply is posing questions. According to the circuit diagram the PT650 was also designed to operate on DC mains supplies of 210 to 240 volts and yet there no alteration to the mains dropper adjustments. The same ohmic values apply for either AC or DC mains. DFWB. Attached Thumbnails