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Tube Database (7,341 tube types · 1,270 archive entries)

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Tube-number record

LSD2

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BrandMullard
ClassFlash Tube
BaseScrew / Edison base

Construction

Primary TypeOther / special
EnvelopeGlass, 33mm Max Diameter, approx 140mm length
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage10000 V
Grid 1 Voltage5000 V

Audio Performance

Key Features
  • Micro-second flash duration
  • High intensity
  • High actinic value
  • Cold cathode
  • Gas-filled

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Recommended working7500 V————

Application Notes

Intended for single flash operation at intervals of not less than 1 minute. Effective duration is determined by self-inductance of discharge capacitor and leads; inductance should be kept as low as possible. Uses a 1uF capacitor at 10kV or 2uF capacitor at 7.5kV.

Datasheets

Datasheet: LSD2.pdf

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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