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6993

Indirectly heated high-vacuum rectifier for electronic power supplies. Its 6.3 V heater and moderate output capability suit conventional half-wave DC supplies.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: 5993
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 800 mA

Description

6993 is a high-vacuum rectifier listed in the supplied receiving-tube handbook.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 5993
Socket code: -
Base pins: -
Nominal heater voltage: 6.3 V
Nominal heater current: 800 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

5993 - 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

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 1250 V
Rectifier nominal output current: 60 mA
Rectifier peak forward current: 230 mA

Published maximum ratings and representative operating characteristics reviewed.

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
60 mA
FullWave
Peak inverse voltage
1250 V
FullWave
RMS supply voltage per plate
260 V
FullWave
Peak current per plate
230 mA
FullWave

Characteristic

Heater/filament voltage
6.3 V
Published heater/filament rating
Heater/filament current
800 mA
Published heater/filament rating