Tube-number record

2DZ4

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BrandTUNG-SOL

ClassMEDIUM MU TRIODE

BaseMiniature 7-pin (B7G)

Filament2.35 V @ 600 mA

Construction

Primary TypeTriode

EnvelopeGLASS

Base MaterialMINIATURE BUTTON

Sections1

MaterialCOATED UNIPOTENTIAL CATHODE

Warm-up Time11s

Heater Notes600 MA SERIES STRING

Plate Voltage135 V

Plate Dissipation2.3 W

Grid 1 Voltage-50 V

Cathode Current20 mA

H-C Voltage180 V

Key Features

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

Identical to 3DZ4 and 6DZ4 except for heater characteristics and ratings.

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