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

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Tube-number record

14A4

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BrandRCA
ClassTriode
Filament12.6 V @ 0.15 mA

Construction

Primary TypeTriode
EnvelopeT-9

Filament / Heater

Heater NotesNominal voltage 14.0V, Nominal current 0.16A

Absolute Maximum Ratings

Audio Performance

Application Notes

The 14A4 is the same as the 7A4 except for heater rating.

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