STR 100/80
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Brandelectronic (VEB Werk für Fernsehelektronik Berlin)
ClassVoltage Regulator Tube
Base9-12 (TGL 1539, Bl.2)
Construction
Primary TypeGlow-discharge
EnvelopeGlass
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage150 V
Cathode Current80 mA
Audio Performance
Key Features
- Self-acting voltage stabilization
- Inertia-free operation
- Glow-discharge technology
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Voltage Stabilization | 100V | - | 20 | - | 45mA |
Application Notes
Ignition voltage may be significantly higher in total darkness. A parallel capacitor should not exceed 0.1 uF to avoid relaxation oscillations. Continuous loading up to 125 mA is permissible, but internal resistance increases to approximately 45 Ohms.
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