Antique Electronics and Vintage Solid State

VTVMs with active RF probes

Over on the Antique Radio Forum, there's a conversation about VTVMs with a vacuum tube diode in the RF probe. Here's one of my favorites: the Sylvania Polymeter 302.

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Sylvania Polymeter 302

There are a few more VTVM's with active RF probes in my collection.

© Steve Byan 2011-2016