Tuning IndicatorTuningIndicatorDirectly heated
- Base
- SDN
- Socket code
- Refer to variations
- Electrical Summary
Heater 1.4 V / 25 mA Plate 90 V / 0.045 W Ik max 0.3 mA - Sections
- 1
8 pins
Electron-ray visual indicator for receiver tuning or electrical level indication, using a fluorescent display whose pattern changes with control voltage.
