- Base
- Refer to variations
- Socket code
- IO
- Sections
- 1
- Heater
- 12.6 V / 250 mA
- Plate
- 500 V / 5 W
- μ
- 5
8 pins - IO - International Octal
Low-mu triode intended for stable RF oscillator service. Published Class C telegraphy operation at 250 V produces about 4 W output, with full-rating operation specified to approximately 30 MHz.