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

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Tube-number record

BEAM POWER TUBE

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ClassPower Pentode
BaseNovar
Filament33 V @ 300 mA

Construction

Primary TypeBeam tetrode / beam power
EnvelopeGlass
Sections1

Filament / Heater

Warm-up Time11s
Heater NotesCurrent tolerance: +/- 0.020 A

Absolute Maximum Ratings

Audio Performance

Key Features
  • Novar Type
  • Controlled Warm-up Time

Application Notes

The 33JR6 is the same as the 6JR6 except for heater characteristics and ratings.

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