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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)

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Tube-number record

RS 242

0 archive entries

BrandTelefunken

ClassRadiation-cooled transmitting triode

BaseSpecial / none

Construction

Primary Type

Triode

Sectionssingle

Filament / Heater

Materialoxide

Absolute Maximum Ratings

Plate Voltage400 V

Plate Dissipation12 W

Audio Performance

Typical Operation

Mode	Plate V	Gm (µmhos)	Rp (Ω)	µ	Plate mA
Schwingbetrieb	400 V	4500	—	17	70 mA

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