Antique radios, Old Time Radios
150BTB31
Country:
Japan
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Identical to |
150BTB31
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Was used by |
Technology / Measurement |
Filament |
Vf 6.3 Volts / Indirect |
Description |
5" rectangular CRT. With front graticule, P31 high intensity phosphor.
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Information source |
-- Collector info (Sammler)
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9
Collection of
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