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Andrewausfa · 4th Dec 2017, 11:56 pm

Thanks, yes I was aware. The circuit diagram lists AF116 that was all. These particular OC170 are stamped 'Valvo', obviously Valvo being Philips owned they could be Mullards.

Andrew

4th Dec 2017, 11:56 pm	#3
Andrewausfa Octode Join Date: Dec 2010 Location: St Ives, Cambridgeshire, UK. Posts: 1,180	Re: Siemens Turnier RK30 Thanks, yes I was aware. The circuit diagram lists AF116 that was all. These particular OC170 are stamped 'Valvo', obviously Valvo being Philips owned they could be Mullards. Andrew __________________ Invisible airwaves crackle with life. Or they should do. BVWS Member