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131QP55

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BrandTESLA
ClassFlying spot scanner tube
BaseOctal
Filament6.3V @ 600mA

Construction

Primary TypeTetrode
EnvelopeGlass
Base MaterialGlass
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated, oxide cathode

Absolute Maximum Ratings

Plate Voltage30000 V
Grid 2 Voltage400 V
Grid 1 Voltage-125 V
Cathode Current0.05 mA
H-C Voltage125 V

Audio Performance

Key Features
  • Electromagnetic deflection
  • Electromagnetic focusing
  • Metallized screen
  • Planar screen
  • Conductive external coating
  • Tetrode without ion trap

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation25000V---0.05mA

Application Notes

Designed for image scanning from film or slides and special purposes requiring very short persistence.

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