POWER AMPLIFIER PENTODE
0 Tubes in archive
BrandTUNG-SOL
ClassOutput Tube
BaseMiniature 7-pin button
Construction
Primary TypePentode
EnvelopeGlass Bulb
Base MaterialButton
SectionsSingle
Filament / Heater
MaterialCoated
Absolute Maximum Ratings
Plate Voltage90 V
Grid 2 Voltage67.5 V
Cathode Current11 mA
Audio Performance
Typical THD12%
Power Output0.27 W
Key Features
- Miniature construction
- High operating efficiency
- Designed for portable equipment
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 45V | 1250 | 100000 | - | 3.8mA |
| Class A1 Amplifier | 67.5V | 1550 | 100000 | - | 7.2mA |
| Class A1 Amplifier | 90V | 1575 | 100000 | - | 7.4mA |
Application Notes
Especially designed for output service in compact, light-weight portable equipment. The high operating efficiency allows the tube to be used with extremely low B supply voltages.
Sort by
Showing 1 to 0 of 0 results