Tube-number record
713A
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BrandTung-Sol
ClassHigh Frequency Pentode
BaseOctal
Filament6.3 V @ 175 mA
Construction
Primary TypePentode
EnvelopeGlass
Base MaterialBakelite
Sections1
Filament / Heater
Heater NotesUnipotential Cathode
Absolute Maximum Ratings
Plate Voltage180 V
Grid 2 Voltage120 V
Cathode Current10.1 mA
Audio Performance
Key Features
- High Frequency
- Unipotential Cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical | 120 V | 4000 | 250000 | — | 7.25 mA |
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