Tube-number record
STR 100/80
0 archive entries
STR 100/80 is a tube type in the TubeDatabase archive (class: Voltage Regulator Tube). Recorded specifications: brand electronic (VEB Werk für Fernsehelektronik Berlin), construction Glow discharge, socket Special / none, and maximum plate voltage 150 V. The archive does not yet hold a photographed example of this type.
Brandelectronic (VEB Werk für Fernsehelektronik Berlin)
ClassVoltage Regulator Tube
BaseSpecial / none
Construction
Primary TypeGlow discharge
EnvelopeGlass
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage150 V
Cathode Current80 mA
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Voltage Stabilization | 100 V | — | 20 | — | 45 mA |
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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