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LB1

High-vacuum cathode-ray tube documented in German military technical literature with published operating data and deflection information. The source does not establish a sufficiently specific application for narrower functional classification.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: TELEFUNKEN10
Base pins: -
Nominal heater: 12.6 V / -

Description

LB1: high-vacuum cathode-ray tube with published operating data and limiting ratings. The approved German-language datasheet was translated and interpreted by technical meaning.

Socket description

Telefunken 10-contact special base

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: TELEFUNKEN10
Base pins: -
Nominal heater voltage: 12.6 V
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

Cathode Ray

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Published ratings and characteristic constants promoted 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

194X Wehrmacht Rohren

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristics

Heater voltage
12.6 V
Measurement-plate capacitance
2.7 pF
Time-plate capacitance
3 pF

Other

Maximum anode voltage
2000 V
Mean cathode current
50 uA