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

Other (3,257 tube types), Pre (2,314 tube types), Power (1,030 tube types), Rectifier (740 tube types)
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Tube-number record

L14-150GH/95

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ClassInstrument Cathode-Ray Tube
Base14-pin all-glass
Filament6.3 V @ 240 mA

Construction

Primary TypeDisplay / CRT
EnvelopeRectangular flat face
Base MaterialGlass
SectionsWriting section and viewing section

Filament / Heater

MaterialOxide-coated
Warm-up Time5s
Heater NotesWriting section: 6.3V, Viewing section: 12.6V

Absolute Maximum Ratings

Plate Voltage9000 V
Grid 2 Voltage2000 V
Grid 1 Voltage-200 V
H-C Voltage125 V

Audio Performance

Key Features
  • 14 cm diagonal rectangular face
  • Direct-view storage tube
  • Internal graticule
  • Metal-backed phosphor
  • Variable persistence store mode

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Writing Section8500 V————

Application Notes

The tube can be mounted in any position. Avoid mechanical stress on side contacts and do not support the tube by the base alone.

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