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SSTR855

Cold-cathode voltage-regulator tube for heaterless reference and stabilization service; available source material does not establish more specific operating details.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: -

Description

Subminiature glow-discharge voltage stabilizer for automatically maintaining a constant DC voltage at small shunt currents.

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: 84 V
Regulator minimum current: 0.5 mA
Regulator maximum current: 5 mA
Regulator starting voltage: 125 V
Regulator maintaining voltage: 84 V
Regulator dynamic impedance: 500 Ω

Published glow-discharge voltage-stabilizer characteristics.

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

Voltage Regulator

Other

RegulatorVoltage
84 V
RegulatorCurrentMinimum
0.5 mA
RegulatorCurrentMaximum
5 mA
RegulatorStartingVoltage
125 V
RegulatorMaintainingVoltage
84 V
RegulatorDynamicImpedance
500 ohm