Antique radios, Old Time Radios
7191
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| Identical to |
7191
= CH-1092
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| Similar
Tubes |
Different maximum ratings:
7191H
Different connections:
7190
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| First Source
(s) |
31.Mar.1958 : Electron Tube Registration List Release 2147
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| Base |
Miniatur-7-Pin-Base B7G, USA 1940
Top contact with a cap.
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| Was used by |
Radar |
| Filament |
Vf 6.3 Volts / If 1.8 Ampere / Indirect |
| Description |
Miniature hydrogen thyratron intended for use in low-power radar modulator circuits. Hard glass bulb with miniature 7-pin base and off-center plate cap.
- 1.2 kV peak anode voltage
- 20 A peak, 50mA average.
Developed by Chatham under the developmental designation CH-1091. Chatham, DuMont and Westinghouse known manufacturers.
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| Information source |
-- Collector info (Sammler)
Tube Lore (I)
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7191: Manufacturer's Literature
Emilio Ciardiello
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7191: Manufacturer's Literature
Emilio Ciardiello
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