Tube-number record
2DZ4
0 archive entries
2DZ4 is a tube type in the TubeDatabase archive (class: MEDIUM MU TRIODE). Recorded specifications: brand TUNG-SOL, year 1963, construction Triode, base MINIATURE BUTTON, socket Miniature 7-pin (B7G), maximum plate voltage 135 V, and maximum plate dissipation 2.3 W. The archive does not yet hold a photographed example of this type.
BrandTUNG-SOL
ClassMEDIUM MU TRIODE
BaseMiniature 7-pin (B7G)
Filament2.35 V @ 600 mA
Construction
Primary TypeTriode
EnvelopeGLASS
Base MaterialMINIATURE BUTTON
Sections1
Filament / Heater
MaterialCOATED UNIPOTENTIAL CATHODE
Warm-up Time11s
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| CLASS A1 AMPLIFIER | 80 V | 6700 | 2000 | — | 15 mA |
| OSCILLATOR AT 1000 MC/S | 80 V | — | — | — | 15.5 mA |
Application Notes
Identical to 3DZ4 and 6DZ4 except for heater characteristics and ratings.
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