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Radio-Craft 1947-05
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Operating a large enclosed system for testing Kenotron tubes. Chicago Parts Show number.
Artist:
Source: Anonymous donor
Restoration by: magscanner
- Created on
- Saturday 18 August 2012
- Posted on
- Saturday 18 August 2012
- Tags
- control, diode, evaluation, hot-cathode, production, quality, rectifier
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