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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

COLD-CATHODE + AND - REGISTER TUBE

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BrandDIGITRON
ClassDisplay Tube
BaseCRT / special base

Construction

Primary TypeOther / special
EnvelopeSide-viewing
Sections2 character

Filament / Heater

Absolute Maximum Ratings

Plate Voltage180 V
Cathode Current5 mA

Audio Performance

Key Features
  • Side-viewing
  • + and - characters
  • Registered Trade Mark Digitron

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
D.C.250 V————

Application Notes

Under recommended D.C. operating conditions with characters switched sequentially every 24 hours, an average life of 4,000 hours can be expected.

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