Antique radios, Old Time Radios
TB-520-A
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Country:
Japan
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| Identical to |
TB-520-A
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| Similar
Tubes |
Normally replaceable-slightly different:
252A
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 5 Volts / If 2 Ampere / Direct |
| Description |
This tube was designed as a low frequency amplifier.
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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 |
-- Collector info (Sammler) Dawn of Tube Production in Japan - Ohtsuka.
Babani, International Radio Tube Encyclopaedia p. 30 & 31
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Just Qvigstad
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