Antique radios, Old Time Radios
U153
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| Tube type: |
Damper, booster, flyback diode |
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| Identical to |
U153
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| Similar
Tubes |
Normally replaceable-slightly different:
17Z3
; PY81
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| Base |
Noval, 9 pin miniature (USA pico-9) B9A
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| Filament |
Vf 17 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working) |
| Information source |
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U153: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4
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