19R-P11
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ClassPower Pentode
BaseNoval (B9A)
Filament19V @ 200mA
Construction
Primary TypePentode
EnvelopeMiniature
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage275 V
Plate Dissipation8.2 W
Grid 2 Voltage165 V
Cathode Current55 mA
H-C Voltage100 V
Audio Performance
Key Features
- Long-life
- Miniature
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Power Amplifier | 120V | 5500 | 25000 | - | 35mA |
Application Notes
For use as a power amplifier in wire communication equipment. This tube is not suitable for applications where the circuit is switched “On and Off” often.
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