PENTAGRID CONVERTER
0 Tubes in archive
BrandTUNG-SOL
ClassRECEIVING TUBE
BaseSMALL WAFER OCTAL 8-PIN
Filament6.3V @ 300mA
Construction
Primary TypePENTAGRID
EnvelopeMT-8G
Base MaterialMICANOL
Filament / Heater
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation2 W
Grid 2 Voltage100 V
Grid 1 Voltage-100 V
Cathode Current22 mA
H-C Voltage90 V
Audio Performance
Key Features
- UNIPOTENTIAL CATHODE
- SEPARATE EXCITATION
- FM BAND PERFORMANCE
- MICANOL OCTAL BASE
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| SEPARATE EXCITATION | 100V | 900 | 500000 | - | 3.6mA |
| SEPARATE EXCITATION | 250V | 950 | 1000000 | - | 3.8mA |
| OSCILLATOR IN FM BAND | 250V | - | - | - | 6.8mA |
| OSCILLATOR TRANSCONDUCTANCE | 100V | 8000 | 2060 | 16.5 | 32mA |
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