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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

36AM3A

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BrandTUNG-SOL
ClassHALF-WAVE VACUUM RECTIFIER
BaseMiniature 7-pin (B7G)
Filament36 V @ 100 mA

Construction

Primary TypeVacuum
Rectifier Typehalf-wave
EnvelopeGlass
Sections1

Filament / Heater

Heater NotesAC or DC

Absolute Maximum Ratings

Plate Voltage365 V
Cathode Current82 mA
H-C Voltage350 V

Audio Performance

Key Features
  • LOW TUBE-VOLTAGE DROP
  • 100-MILLIAMPERE HEATER
  • ANY MOUNTING POSITION

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Capacitor-input filter120 V———75 mA

Application Notes

Designed for use in AC/DC receivers. Not designed for use with a panel lamp where the heater section between pins 4 and 6 is used as a panel-lamp shunt.

Filters

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