Tube-number record
AF OUTPUT PENTODE OR FRAME OUTPUT PENTODE
0 archive entries
BrandPhilips
ClassPentode
BaseNoval (B9A)
Filament6.3 V @ 0.76 mA
Construction
Primary TypePentode
EnvelopeT 6
SectionsSingle
Filament / Heater
Heater NotesParallel supply
Absolute Maximum Ratings
Plate Voltage275 V
Plate Dissipation14 W
Grid 2 Voltage220 V
Grid 1 Voltage-250 V
Cathode Current110 mA
H-C Voltage220 V
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A AF Amplifier | 170 V | 11000 | 26000 | 8 | 70 mA |
0 results