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Rectifier - Full Wave ·Rectifier-Rectifier

Z2C

Directly heated high-voltage full-wave rectifier containing two rectifying systems. Its heavy four-volt filament and substantial current capability suit demanding receiver, amplifier, and high-voltage electronic supplies.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
-
Socket code
G7K
Base pins
-
Nominal heater
4 V / 4 A

Description

Directly heated high-voltage full-wave rectifier with two rectifying systems.

Socket description

EU-Telephone 7-pin

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
G7K
Base pins
-
Nominal heater voltage
4 V
Nominal heater current
4 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

2 physical sections, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances
Plate resistance
350 Ω
Rectifier nominal output current
300 mA

Representative section for two full-wave rectifier systems.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances
Rectifier nominal output current
300 mA

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1953 RFT Rundfunk Technik

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristics

  • Heater voltage

    4 V

    Published nominal value

  • Heater current

    4 A

    Published nominal value

  • Internal resistance per section

    350 ohm

    At 150 mA per section

Other

  • Transformer voltage

    400 V

    Per anode; source prints 2 x 400 V

  • Maximum DC output current

    300 mA

    Published limit

SECTION 2

Rectifier

Characteristics

  • Heater voltage

    4 V

    Published nominal value

  • Heater voltage

    4 V

    Published nominal value

  • Heater current

    4 A

    Published nominal value

  • Heater current

    4 A

    Published nominal value

  • Internal resistance per section

    350 ohm

    At 150 mA per section

Other

  • Transformer voltage

    400 V

    Per anode; source prints 2 x 400 V

  • Maximum DC output current

    300 mA

    Published limit