Thread: Philips GM2891
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Old 21st Nov 2020, 10:52 am   #10
FERNSEH's Avatar
Join Date: Mar 2005
Location: Gateshead, Tyne and Wear, UK.
Posts: 6,438
Default Re: Philips GM2891

Pictures of the internals of the 819 line GM2891-13.
Nine ECL80 triode-pentodes are employed in this instrument.
Modulator employs an EC80, a high slope UHF triode. Four grid pins so it was designed for grounded grid operation. Wil check this later today.

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