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Title: Perk up your 410B.......or other bridge tube VTVM. Post by: WA4WAX on October 16, 2015, 09:51:47 AM So says the man from NRI. Eliminate that annoying wandering zero. See page 30.
http://www.americanradiohistory.com/Archive-Electronics-World/60s/1962/Electronics-World-1962-08.pdf Matt Title: Re: Perk up your 410B.......or other bridge tube VTVM. Post by: Opcom on October 16, 2015, 11:37:43 PM That's a good read. I heard that someone had solid dtaed them with FETs, however the tubes are fine and save the drift the instrument is excellent. I use several 400HR/LR types, love them! AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
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