George Smart - M1GEO

An online scrapbook full of half-baked projects and silly ideas.

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Tag: preamps

Comparing Preamps

A couple of evenings this past week, I have stayed late at work to compare masthead pre-amplifiers. I have been able to measure their gain using the Rigol DSA-815TG we have at home. But only recently have I been able to measure the preamp noise figure. During the RSGB Convention 2017, I was chatting to […]

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