Tube-number record
TRIODE AMPLIFIER
0 archive entries
TRIODE AMPLIFIER is a tube type in the TubeDatabase archive (class: General purpose low-mu triode). Recorded specifications: brand TUNG-SOL, year 1942, construction Triode, base Intermediate Octal, socket Octal, maximum plate voltage 300 V, and maximum plate dissipation 2.5 W. The archive does not yet hold a photographed example of this type.
BrandTUNG-SOL
ClassGeneral purpose low-mu triode
BaseOctal
Filament6.3 V @ 0.3 mA
Construction
Primary TypeTriode
EnvelopeT-9 Glass
Base MaterialIntermediate Octal
Sections1
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation2.5 W
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| CLASS A1 AMPLIFIER | 95 V | 1200 | 3500 | 4.2 | 7 mA |
Application Notes
Designed primarily for service as a 'dynamic-coupled' driver to a 25AC5GT/G in AC-DC operated receivers. The DC resistance in the grid circuit should not exceed 1.0 megohm under maximum rated conditions.
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