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Specialized - Photo Tube ·LightSource

LSD2

Cold-cathode gas-filled discharge flash tube producing an intense approximately one-microsecond light pulse for high-speed photography.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
-

Description

The Mullard LSD2 is a cold-cathode gas-filled discharge tube producing an intense approximately one-microsecond flash for high-speed photography.

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
-
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

LightSource

X-ray radiationInterelectrode capacitances
Max plate voltage
10000 V

Gas-discharge photographic flash section.

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

1963 Mullard

Published operating points and test conditions from this source.

SECTION 1

LightSource

Other

  • Maximum Energy Dissipation

    35 J

    PerFlash

  • Recommended Working Anode Voltage

    7500 V

  • Minimum Peak Trigger Voltage

    5000 V

    SparkCoil

  • Minimum Interval Between Flashes

    60 s

    SingleFlashOperation

Characteristics

  • Effective Flash Duration

    1 us

    Approximate

  • Anode Breakdown Voltage

    10000 V

  • Minimum Anode Voltage

    5000 V