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ms660 · 18th Apr 2018, 2:54 pm

Ra is in the valve data sheets, Ra for the UCL83 is at least twice that of a UL84 for similar Va/Vg2 conditions so far as I can make out.

Lawrence.

18th Apr 2018, 2:54 pm	#19
ms660 Dekatron Join Date: Apr 2011 Location: Cornwall, UK. Posts: 13,454	Re: Amplifier problem (record player) Ra is in the valve data sheets, Ra for the UCL83 is at least twice that of a UL84 for similar Va/Vg2 conditions so far as I can make out. Lawrence.