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Sinewave · 16th Nov 2019, 5:11 pm

I'm obviously doing something wrong. I'm assuming taking the screened cover off V103, loop a wire around the valve, scope probe on the other end, but all I pick up is a noisy version of the RF out.

16th Nov 2019, 5:11 pm	#92
Sinewave Octode Join Date: May 2016 Location: Oxfordshire/Bucks borders, UK. Posts: 1,604	Re: Marconi TF144H/4S I'm obviously doing something wrong. I'm assuming taking the screened cover off V103, loop a wire around the valve, scope probe on the other end, but all I pick up is a noisy version of the RF out. __________________ Avometer, vintage Fluke and Marconi collector. Also interested in vintage Yaesu and KW.