VP.23
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BrandEdiswan Mazda
ClassVariable-mu H.F. Pentode
BaseBritish Octal
Construction
Primary TypePentode
EnvelopeMetallised
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage150 V
Grid 2 Voltage150 V
Audio Performance
Key Features
- Battery Economy
- Variable-mu
- Metallised bulb
- Designed for battery portable receivers
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Maximum Gain | 120V | 1300 | - | - | - |
| Typical Operation | 120V | 800 | - | - | 1mA |
| Cut-off | 120V | 10 | - | - | - |
Application Notes
The valve may be used in the H.F. and I.F. stages of a receiver, and also as a frequency changer if a separate oscillator is employed. Recommended screen voltage should be obtained by means of a series dropping resistance connected to the full H.T. supply.
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