Summary

6.3 volt indirectly heated cathode at 300 mA. Ken-Rad, Dual diode Triode, Type 6R7GT. Manufactured by Ken-Rad Tube & Lamp Corp., Owensboro, KY, USA, 1943.

The diodes in this valve were designed for use as the signal detector and automatic gain control rectifier in radio receivers, the low mu triode section was designed to be used as the audio amplifier following the detector.

Physical Description

Base type: octal No. of pins in base: 7 Bulb shape: cylindrical Bulb material: glass Top cap

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