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Voltage Regulator ·VoltageRegulator

CV395

Gas-filled 150 V stabilizer with auxiliary ignition electrode, designed for a broad approximately 5–45 mA operating range.

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

Description

Cold-cathode voltage stabiliser with two symmetrical anodes.

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
150 V
Regulator minimum current
5 mA
Regulator maximum current
45 mA
Regulator starting voltage
170 V
Regulator maintaining voltage
150 V

Published maximum ratings and characteristics audited; remaining useful numerical data retained in parameter table.

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

Characteristic

  • Stabilising voltage at 25 mA

    150 V

    Published datasheet value

Other

  • Maximum auxiliary anode striking voltage

    200 V

    Published datasheet value

  • Maximum regulation 5-45 mA

    5 V

    Published datasheet value

Data set 02

1955 Marconi

Published operating points and test conditions from this source.

SECTION 1

Voltage Regulator

Other

  • S VOLTAGE STABILISERS QS1 [1]

    8 V

    S VOLTAGE STABILISERS QS108/45

  • S VOLTAGE STABILISERS QS1 [2]

    45 V

    S VOLTAGE STABILISERS QS108/45

  • Stability {( [1]

    1000

    Stability {(1000 hr, period) T 2 ) %

  • Stability {( [2]

    2

    Stability {(1000 hr, period) T 2 ) %

  • + With ignition electrode connected to [1]

    150

    + With ignition electrode connected to 150 V supply via 100 kQ series resistor.

  • + With ignition electrode connected to [2]

    100

    + With ignition electrode connected to 150 V supply via 100 kQ series resistor.

  • tt+ With ignition electrode connected to [1]

    200

    tt+ With ignition electrode connected to 200 V supply via 100 kQ series resistor.

  • tt+ With ignition electrode connected to [2]

    100

    tt+ With ignition electrode connected to 200 V supply via 100 kQ series resistor.

  • calculating the value of series resistor, an ignition current of approximately

    10 mA

    calculating the value of series resistor, an ignition current of approximately 10 mA

  • Stabilized voltage

    150 V

    Published regulated voltage.

  • Tube current minimum

    5 mA

    Minimum maintaining current.

  • Tube current maximum

    45 mA

    Maximum operating current.

  • Ignition voltage

    170 V

    Published minimum or maximum ignition/start voltage as applicable.