Antique radios, Old Time Radios
SP4_MP-4pin
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Country:
Denmark
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Brand:
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M.P. Denmark |
| Tube type: |
Transmitting Tube, Pentode, air cooled Power/Output |
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| Identical to |
SP4_MP-4pin
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| Similar
Tubes |
Normally replaceable-slightly different:
PC1/50
Other base:
SP4_MP-5pin
Other base and data slightly different:
RS287
|
| Base |
SPECIAL TUBEBASE in general
Top contact with a cap.
|
| Filament |
Vf 4 Volts / If 2 Ampere / Direct |
| Description |
Large UX4 like base. One of the grids is connected to the base shell. See pin assignment.
Text in other
languages (may
differ)
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| Information source |
- - Manufacturers Literature
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|
SP4_MP-4pin: W.H.
Wolfgang Holtmann
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SP4_MP-4pin: own collection
Peter den Boer
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| Data Compliance |
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