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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

7014 (604)

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BrandNational Electronics
ClassFull Wave Rectifier

Construction

Primary TypeOther / special
Rectifier TypeFull Wave
Sections2

Filament / Heater

Warm-up Time15s

Absolute Maximum Ratings

Plate Voltage900 V
Cathode Current2500 mA

Audio Performance

Key Features
  • Argon-mercury vapor
  • Industrial power rectifier applications
  • Up to 250 volts d.c.

Application Notes

The tube may be started and satisfactory operation will result between 0 and 90°C. For maximum life the condensed mercury temperature after warm-up should run between 40 and 90°C (OCR error 440-490) which corresponds to approximately +15 to +65°C ambient. Light filament before applying load.

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