6203

Miniature twin-diode full-wave high-vacuum rectifier for AC and storage-battery-operated equipment, including mobile and aircraft applications. Rated for approximately 1.25 kV peak inverse voltage and 70 mA nominal output.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: E9-1
Socket code: B9A
Base pins: 9
Nominal heater: 6.3 V / 900 mA

Description

The GL-6203 is a miniature twin-diode full-wave high-vacuum rectifier for AC and storage-battery-operated power supplies, designed for dependable service in mobile and aircraft applications and usable at altitudes up to 60,000 feet.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: E9-1
Socket code: B9A
Base pins: 9
Nominal heater voltage: 6.3 V
Nominal heater current: 900 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

E9-1 - 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

Rectifier peak inverse voltage: 1250 V
Rectifier nominal output current: 70 mA
Rectifier peak forward current: 270 mA
Rectifier forward voltage drop: 22 V
Rectifier max heater-cathode voltage: 450 V

One of two equivalent full-wave rectifier diode sections; identical-section compression applied.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 1250 V
Rectifier nominal output current: 70 mA
Rectifier peak forward current: 270 mA
Rectifier forward voltage drop: 22 V
Rectifier max heater-cathode voltage: 450 V

Second physical rectifier section; electrical properties populated from applicable published ratings.

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

195X General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

DC output current
70 mA
FullWave
Peak inverse voltage
1250 V
FullWave
RMS supply voltage per plate
325 V
FullWave
Peak current per plate
270 mA
FullWave

Characteristic

Tube voltage drop
22 V
At70mADC

Data set 02

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

ACPlateSupplyVoltagePerPlateRMS
325 V
CapacitorInputFilter
ACPlateSupplyVoltagePerPlateRMS
450 V
ChokeInputFilter
DC Output Current
70 mA
CapacitorInputFilter
DC Output Current
70 mA
ChokeInputFilter
DC Output Voltage At Filter Input
355 V
CapacitorInputFilter
DC Output Voltage At Filter Input
375 V
ChokeInputFilter
TotalPlateSupplyResistancePerPlate
150 ohm
CapacitorInputFilter
Filter Input Choke
8 H
ChokeInputFilter
The GL
6203 C
Maximum Duration
0.2 C
Rectifier Service - Sinusoidal Supply Voltages, Frequency
Bulb Temperature at Hottest Point (Absolute Maximum)
200 C
Rectifier Service - Sinusoidal Supply Voltages, Frequency
PIN
2 C
PIN
3 C
PIN
6 C
PIN
8 C
Ef
6.3 V

Characteristic

Tube Voltage Drop
22 V
AppliedDC=70mA per plate