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Tube Tinker — Electron Tube Database
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Voltage Regulator ·VoltageRegulator

CV4047

High-voltage low-current gas stabilizer providing approximately 306 V at about 3 mA for instrumentation and reference circuits.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
-

Description

Flying-lead miniature high-voltage cold-cathode gas-filled stabiliser.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
-
Nominal heater voltage
-
Nominal heater current
-
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

1 physical section, each with unique specifications.

Section 1

Voltage Regulator

X-ray radiationInterelectrode capacitances
Regulator voltage
306 V
Regulator minimum current
2 mA
Regulator maximum current
4 mA
Regulator starting voltage
400 V
Regulator maintaining voltage
306 V

Published ratings/characteristics promoted where applicable.

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

1946 Standard Telephone and Cables

Published operating points and test conditions from this source.

SECTION 1

Voltage Regulator

Other

  • Maximum stabilising voltage at 3 mA

    314 V

    Published datasheet value

Characteristic

  • Minimum stabilising voltage at 3 mA

    302 V

    Published datasheet value

  • Nominal stabilising voltage at 3 mA

    306 V

    Published datasheet value