Antique radios, Old Time Radios
TG400A
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Country:
France
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| Identical to |
TG400A
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| Similar
Tubes |
Normally replaceable-slightly different:
TG400
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| Base |
SPECIAL TUBEBASE in general
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| Was used by |
Industrial |
| Filament |
Vf 6.3 Volts / If 3 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Gas tetrode thyratron
Va : 700 V peak, inverse <1400 V peak
Ia : 6 A peak, 0.6 A average.
Voltage drop : 8 V
Requires heater warm-up time > 45s.
7pin base similar to Septar but with 2 big pins for heating (see TG400 picture)
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Dimensions (WHD)
incl. pins / tip |
x 90 x 58 mm / x 3.54 x 2.28 inch |
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TG400A: Technique de l'ingénieur
Patrice Zeissloff
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TG400A: Technique de l'ingénieur
Patrice Zeissloff
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