Antique radios, Old Time Radios
TD-60
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Country:
United States of America (USA)
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| Identical to |
TD-60
= 7414-JEDEC
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| Similar
Tubes |
Normally replaceable-slightly different:
TD-70
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| First Source
(s) |
Mar.1959 : -- Original prospect or advert
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| Filament |
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| Description |
Subminiature gas tube used as time totalizer. Metal is sputtered off the cathode and deposits on the collector when current flows. With a constant current of 0.36 mA DC the collector resistance drops from 40 to 6 ohms after 1000 hours.
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| Information source |
-- Original prospect or advert
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TD-60: Manufacturer's Literature
Emilio Ciardiello
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TD-60: Manufacturer's Literature
Emilio Ciardiello
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