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6726

Twin diode for detector, discriminator, clipping, and general signal rectification in receiving, communications, and general electronic equipment.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: 6BT
Socket code: -
Base pins: 6
Nominal heater: 6.3 V / 300 mA

Description

6726 is listed in the supplied receiving-tube handbook as a twin diode. The published heater/filament rating is 6.3 V at 0.30 A. Maximum ratings, representative operating characteristics, and available special-service data were captured from the supplied table.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 6BT
Socket code: -
Base pins: 6
Nominal heater voltage: 6.3 V
Nominal heater current: 300 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

6BT - Terminal pinout

Electrical assignments shared by every tube using this base designation.

Terminal	Section	Connection	Evidence
PIN11K	A	K — Cathode Original EIA label 1K; independent manufacturer confirmation pending	Unverified EIA Base Connections, printed page 127, 6BT
PIN22P	B	P — Plate (Anode) Original EIA label 2P; independent manufacturer confirmation pending	Unverified EIA Base Connections, printed page 127, 6BT
PIN3H	—	H — Heater Original EIA label H; independent manufacturer confirmation pending	Unverified EIA Base Connections, printed page 127, 6BT
PIN4H	—	H — Heater Original EIA label H; independent manufacturer confirmation pending	Unverified EIA Base Connections, printed page 127, 6BT
PIN52K	B	K — Cathode Original EIA label 2K; independent manufacturer confirmation pending	Unverified EIA Base Connections, printed page 127, 6BT
PIN6IS	A	IS — Internal Screen Original EIA label IS; independent manufacturer confirmation pending	Unverified EIA Base Connections, printed page 127, 6BT
PIN71P	A	P — Plate (Anode) Original EIA label 1P; independent manufacturer confirmation pending	Unverified EIA Base Connections, printed page 127, 6BT

Section ratings

2 physical sections, each with unique specifications.

Section 1

Diode

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 330 V
Rectifier nominal output current: 9 mA
Rectifier peak forward current: 54 mA
Rectifier forward voltage drop: 10 V

Published maximum ratings, representative operating conditions, and available capacitance/rectifier data reviewed.

Section 2

Diode

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Physical second diode section added during approved section-structure reconciliation.

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

Diode

Characteristic

Heater/filament voltage
6.3 V
Published heater/filament rating
Heater/filament current
300 mA
Published heater/filament rating
Tube voltage drop
10 V
At 60 mA DC

Other

DC output current per plate
9 mA
HalfWave
Peak inverse voltage
330 V
HalfWave
RMS supply voltage per plate
117 V
HalfWave
Peak current per plate
54 mA
HalfWave