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G8HQP Dave · 11th Jan 2019, 1:27 pm

Yes, you can analyse it either way - voltage amp or transconductance. You can even use a mixture of the two. For some reason it took me a long long time to realise that
mu = Ra x gm
applies just as much to a circuit as it does to a device.

11th Jan 2019, 1:27 pm	#72
G8HQP Dave Rest in Peace Join Date: Sep 2008 Location: Solihull, West Midlands, UK. Posts: 4,872	Re: Puzzling audio circuitry Yes, you can analyse it either way - voltage amp or transconductance. You can even use a mixture of the two. For some reason it took me a long long time to realise that mu = Ra x gm applies just as much to a circuit as it does to a device.