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vintage_8bit · 3rd Dec 2021, 1:02 pm

(dtvmcdonald) Yes, looking at the RA17-C12 schematic, C127,C128, & C129 are all isolated by C129A. With my RA17-L only C129 is isolated as per E 727. Colin

3rd Dec 2021, 1:02 pm	#14
vintage_8bit Heptode Join Date: Feb 2013 Location: Rainham, Kent, UK. Posts: 525	Re: RA17L Serial No = N 3392 (dtvmcdonald) Yes, looking at the RA17-C12 schematic, C127,C128, & C129 are all isolated by C129A. With my RA17-L only C129 is isolated as per E 727. Colin