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

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Tube-number record

15AF11

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BrandGeneral Electric
ClassCompactron Dissimilar-Double-Triode Pentode
BaseCompactron
Filament14.7 V @ 450 mA

Construction

Primary TypeDual triode
EnvelopeCompactron
SectionsHigh-mu triode, medium-mu triode, sharp-cutoff pentode

Filament / Heater

Warm-up Time11s
Heater NotesHeater warm-up time 11 seconds

Absolute Maximum Ratings

Audio Performance

Key Features
  • High-mu triode for AGC keyer service
  • Medium-mu triode for sync separator service
  • Pentode for video amplifier service

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