Antique radios, Old Time Radios
KF3_British
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Tube type: |
Vacuum Pentode Controlling (mu) |
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Tube ID = 20201 |
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| Identical to |
KF3_British
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| Similar
Tubes |
Other base:
KF3; KF3G
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| First year |
Feb.1936 Tube leaflet collection E.Erb Analysis by original leaflets (T7, V8) |
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| Base |
British-7-Pin, old (M7A)
Top contact with a cap
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| Filament |
Vf 2 Volts / If: 0.05 Ampere / -: Direct / -: Battery = / |
| Description |
Sockel: f, nc, g2, m, a, g3, f, Kappe: g1; Anode: 135V, 2mA; Schirmgitter: 135V, 0,6mA; Steuergitter: -0,5...-15V; Steilheit: 0,65...0,002mA/V
Text in other
languages (may
differ)
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| Literature |
Taschenbuch zum Röhren-Codex 1948/49
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