Antique radios, Old Time Radios
PT-250
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Country:
United States of America (USA)
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| Identical to |
PT-250
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| Similar
Tubes |
Normally replaceable-slightly different:
50
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
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| Was used by |
Industrial |
| Filament |
Vf 7.5 Volts / If 1.25 Ampere / Direct |
Dimensions (WHD)
incl. pins / tip |
x 159 x 67 mm / x 6.26 x 2.64 inch |
| Weight |
78 g / 2.75 oz |
| Information source |
Tube Lore (II) p. 214
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PT-250: Fin Stewart
Fin Stewart
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Just Qvigstad
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