Antique radios, Old Time Radios
PT2221
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Country:
Taiwan (Republic of China)
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| Identical to |
PT2221
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| Similar
Tubes |
Other base and data slightly different:
PT2222
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| Base |
Wires
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| Description |
Text in other
languages (may
differ)
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| Weight |
1 g / 0.04 oz |
| Information source |
-- Original-techn. papers. PTC
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PT2221: PTC
Günther Stabe † 19.8.20
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PT2221: PTC
Günther Stabe † 19.8.20
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
Collection of
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