TEBC3

Double-diode medium-mu triode combining detector and control-voltage rectification with voltage amplification. Paired diodes provide complementary detector functions while the triode supplies useful current drive and gain.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 3
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 200 mA

Description

Automotive double-diode triode combining two detector diodes and one triode section for radio receiver service.

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: 6.3 V
Nominal heater current: 200 mA
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

3 physical sections, each with unique specifications.

Section 1

Diode

X-ray radiationInterelectrode capacitances

Max plate voltage: 250 V

Published ratings and characteristics promoted where clearly stated; repeated identical sections compressed where applicable.

Section 2

Diode

X-ray radiationInterelectrode capacitances

Max plate voltage: 250 V

Physical diode section added during approved section-structure reconciliation.

Section 3

Triode

X-ray radiationInterelectrode capacitances

Plate resistance: 15000 Ω
Transconductance: 0.002 S
Amplification factor: 30
Max plate voltage: 250 V
Max plate dissipation: 1.5 W

Published ratings and characteristics promoted where clearly stated; repeated identical sections compressed where applicable.

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 Tunsgram

Published operating points and test conditions from this source.

SECTION 1

Diode

Characteristics

Heater or filament voltage
6.3 V
Published nominal value
Heater or filament current
200 mA
Published nominal value
Transconductance
2000 µS
Published operating characteristic

Other

Maximum plate dissipation
1.5 W
Published maximum rating

SECTION 3

Triode

Characteristics

Heater or filament voltage
6.3 V
Published nominal value
Heater or filament current
200 mA
Published nominal value
Transconductance
2000 µS
Published operating characteristic

Other

Maximum plate dissipation
1.5 W
Published maximum rating