Tube-number record
173
0 archive entries
173 is a tube type in the TubeDatabase archive (class: Power Triode). Recorded specifications: brand Western Electric, construction Triode, and maximum plate voltage 190 V. The archive does not yet hold a photographed example of this type.
BrandWestern Electric
ClassPower Triode
Construction
Primary TypeTriode
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialOxide-coated
Absolute Maximum Ratings
Plate Voltage190 V
Audio Performance
Key Features
- Low amplification factor
- Power amplifier
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A | 160 V | 2100 | 1900 | 4 | 25 mA |
Application Notes
The 173 is a power triode designed for use as an audio-frequency power amplifier.
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