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Bellophon Berlin - Wideband Millivoltmeter

Build between 1948 and 1960. Testing and Review

jj
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ongoing project

This project was created on 02/23/2022 and last updated 4 years ago.

Description

Bellophon Messtechnik Berlin - Breitband Millivoltmeter Type Rvm. 7020 - Baujahr wahrscheinlich zwischen 1948-1960

Its from Berlins district Friedenau - were i grew up !!11!

Its a tube driven millivoltmeter measuring V_rms between 0.001 and 300 V AC

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