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Christoffrad · 30th Sep 2021, 12:47 pm

Thanks PJL
If I feed audio into the gram input, it sounds OK.
I have replaced C63 (C55 on Trader sht), C60 (56), C62 (59), and C59 (54).
I plan to connect an external amp to verify the distorted detector output.

30th Sep 2021, 12:47 pm	#19
Christoffrad Hexode Join Date: Jun 2018 Location: Cambridge, Cambridgeshire, UK. Posts: 262	Re: Philips 543A problem detector stage Thanks PJL If I feed audio into the gram input, it sounds OK. I have replaced C63 (C55 on Trader sht), C60 (56), C62 (59), and C59 (54). I plan to connect an external amp to verify the distorted detector output.