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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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Tube-number record

D7-191

0 archive entries

D7-191 is a tube type in the TubeDatabase archive (class: Instrument Cathode-Ray Tube). Recorded specifications: construction Display / CRT and maximum plate voltage 1000 V. The archive does not yet hold a photographed example of this type.

ClassInstrument Cathode-Ray Tube
Filament6.3 V @ 95 mA

Construction

Primary TypeDisplay / CRT
Envelope7 cm diameter flat faced

Filament / Heater

Heater NotesIndirect by a.c. or d.c.; parallel supply

Absolute Maximum Ratings

Plate Voltage1000 V
H-C Voltage100 V

Audio Performance

Key Features
  • 7 cm diameter flat faced
  • Monoaccelerator
  • Low heater consumption

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