7241
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BrandTung-Sol
ClassHigh Power Triode
BaseGiant 7 Pin
Filament6.3V @ 7.5mA
Construction
Primary TypeTriode
EnvelopeTT 18 Glass
Base MaterialCeramic
Sections3
Filament / Heater
Heater Notes30 second cathode warmup time
Absolute Maximum Ratings
Plate Voltage400 V
Plate Dissipation100 W
Grid 1 Voltage-300 V
Cathode Current1200 mA
H-C Voltage300 V
Audio Performance
Key Features
- Zirconium coated graphite anode
- Gold plated molybdenum grid wires
- Button stem
- Vibration snubbers
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Series Regulator | 190V | 40000 | 67 | 2.7 | 550mA |
Application Notes
Used as a passing tube or series regulator in controlled power supplies. Can replace four 6080WA or 6AS7G tubes.
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