- Base
- 9LY
- Socket code
- B9A
- Sections
- 2
- Heater
- 6.3 V / 900 mA
- Plate
- S1: 250 V / 0.5 W · S2: 250 V / 7 W
- Screen
- S2: 250 V / 2 W
- Ik max
- S1: 15 mA · S2: 200 mA
- rP
- S1: 7,600 Ω
- gm
- S1: 6.5 mA/V · S2: 7.5 mA/V
- μ
- S1: 50
9 pins - B9A - Small-button Noval 9-contact
Combination high-mu triode and beam-power pentode used for television sync-amplifier and video-output applications.
