Antique radios, Old Time Radios
QP21
Country:
Great Britain (UK)
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Identical to |
QP21
= VR35
= QPT2
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Similar
Tubes |
Normally replaceable-slightly different:
240QP
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First Source
(s) |
22.Nov.1935 : Wireless World (The), London (WW, 79)
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Successor Tubes
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CV1035
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Forum contributions about this tube
QP21
Threads: 1 | Posts: 2
Hits: 1760 Replies: 1
wrong tube type
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John Koster
23.Dec.16
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1
This is a pentode, not a triode...
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Otmar Jung
23.Dec.16
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2
Thank you for the hint.
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QP21
End of forum contributions about this tube
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