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AVO Mk 2 VALVE CHARACTERISTIC METER, 1950's
Valve tester used by Maintenance engineers in the Radio and TV trade and others, for checking the working Characteristic's of a valve under operating conditions.
Donated by David Martin
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- Indeed. Still in use in the BBC for the remaining valve amplifiers in some TV monitors and tape machines when I started work in 1978.
.......... Neil Barnes, Hemel Hempstead, Herts., 6th of August 2015
- I spent many a happy hour in the '70s, using one of these to test valves for the dozens of "Amp 110b" in the TV Repeater Station at the Post Office Tower.
.......... Ian Izett, Aberystwyth, United Kingdom, 2nd of December 2011