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Other (7066), Pre (189), Power (67), Rectifier (19)
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19R-LL1

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ClassMedium-Mu Twin Triode
BaseE9-1 Small Button Noval 9-Pin
Filament19V @ 150mA

Construction

Primary TypeTwin Triode
EnvelopeMiniature
Sections2

Filament / Heater

Heater NotesNot suitable for applications where the heater circuit is switched On and Off often

Absolute Maximum Ratings

Plate Voltage275 V
Plate Dissipation2.8 W
Cathode Current22 mA
H-C Voltage100 V

Audio Performance

Key Features
  • Long-life
  • Multi-purpose
  • Miniature

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation120V55005500308.5mA

Application Notes

Used as an oscillator, amplifier, etc. in wire communication equipment. Heater circuit should not be switched often.

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