HL.133
0 Tubes in archive
BrandMazda
ClassA.C./D.C. Mains Triode
BaseBritish Octal
Filament13V @ 200mA
Construction
Primary TypeTriode
EnvelopeSmall, metallised
Base MaterialOctal
SectionsSingle
Filament / Heater
Heater NotesDesigned for series operation or 12-volt battery
Absolute Maximum Ratings
Plate Voltage250 V
Audio Performance
Typical THD2.5%
Key Features
- Indirectly heated
- Small bulb dimensions
- Metallised bulb
- Series heater operation
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Characteristics | 100V | 3400 | 10600 | 36 | - |
| R.C.C. Amplifier (Condition 1) | 165V | - | - | - | 1.4mA |
| R.C.C. Amplifier (Condition 2) | 185V | - | - | - | 1.4mA |
Application Notes
The HL.133 may be used as an A.F. amplifier either with R.C. or transformer coupling, or as an oscillator where a high mu triode is required.
Datasheet Viewer
Loading datasheet...
Sort by
Showing 1 to 0 of 0 results