Tube-number record
HL.23
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BrandEdiswan Mazda
ClassBattery Economy Triode
BaseOctal
Construction
Primary TypeTriode
EnvelopeSmall, metallised
Filament / Heater
Absolute Maximum Ratings
Plate Voltage150 V
Audio Performance
Key Features
- Battery economy
- Low filament consumption
- Small dimensions
- Metallised bulb
- High mutual conductance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Characteristics at Ea=100V, Eg=0V | 100 V | 1500 | 21000 | 32 | — |
| Amplifier (50k Anode Load) | 120 V | — | — | — | 0.85 mA |
| Amplifier (100k Anode Load) | 120 V | — | — | — |
Application Notes
Suitable for use as an oscillator, detector, or L.F. amplifier in battery portable receivers. When used as an oscillator or cumulative grid detector, the grid leak should be returned to L.T. positive.
Datasheets
Datasheet: HL23.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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