- Base
- 9LZ
- Socket code
- B9A
- Electrical Summary
Heater 6.3 V / 660 mA Plate S1: 330 V / 0.5 WS2: 330 V / 9 W Screen S2: 330 V / 1.8 W Ik max S1: 4 mAS2: 55 mA rP S1: 45,000 ΩS2: 48,000 Ω gm S1: 1.6 mA/VS2: 10 mA/V μ S1: 100 - Sections
- 2
9 pins - B9A - Small-button Noval 9-contact
High-mu triode plus sharp-cutoff power pentode used in audio preamplifier and output stages of audio equipment and television receivers, integrating voltage gain and power output in one envelope.
