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Old 13th May 2017, 8:34 am   #22
Radio Wrangler
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Location: Fife, Scotland, UK.
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Default Re: VTVM / Valve Voltmeter articles from magazines in the UK

Quote:
Originally Posted by David G4EBT View Post
Using a 10meg OPV meter such as the VTVM such is the subject of the article,
I just spotted a typo. That PE design isn't 10meg Ohms per volt, it's 10meg on all ranges, which is quite common for electronically-assisted voltmeters.

An AVO on a 250v range would look like a 5meg load. On its 1kV range, 20meg - which now beats the VVM.

David
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