- Base
- E9-1
- Socket code
- B9A
- Electrical Summary
Heater 6.3 V / 430 mA Plate S1: 250 V / 1.2 WS2: 250 V / 1.4 W Screen S1: 250 V / 0.2 W Ik max S1: 15 mAS2: 10 mA rP S1: 400,000 ΩS2: 20,000 Ω gm S1: 5.5 mA/VS2: 3.5 mA/V μ S2: 70 - Sections
- 2
9 pins - B9A - Small-button Noval 9-contact
Combination medium-mu triode and sharp-cutoff pentode designed as a television horizontal oscillator and frequency-control tube.
