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whyperion · 27th Sep 2019, 7:54 pm

Question are the Russian made ones suitable for true replacement use ( can one tell the difference in use by scope or ear between Old Stock/NOS and modern equivalents in the same circuit. For Valves and Transistors generally I have an idea of replicating some of my Dads Equipment wholly in new components.

27th Sep 2019, 7:54 pm	#22
whyperion Hexode Join Date: May 2005 Location: London 90% , Northwest England 10% Posts: 386	Re: Mullard glass transistors Question are the Russian made ones suitable for true replacement use ( can one tell the difference in use by scope or ear between Old Stock/NOS and modern equivalents in the same circuit. For Valves and Transistors generally I have an idea of replicating some of my Dads Equipment wholly in new components.