View Single Post
Old 28th May 2021, 11:05 am   #3
FERNSEH
Dekatron
 
FERNSEH's Avatar
 
Join Date: Mar 2005
Location: Gateshead, Tyne and Wear, UK.
Posts: 7,444
Default Re: Marconi 702 sound problems

Sound IF is 1.5Mc/s in this receiver. With the EHT supply disconnected and the CRT taken out it should be possible to carry out servicing work on the sound receiver unit.
My 702 still has that low CRT video drive fault, being only 12V P - P to the tube grid.

DFWB.
FERNSEH is offline