The 12AU7 combines two independent medium-MU indirectly heated cathode type triodes in the small 9-pin button construction. It is adaptable to applications either as an audio frequency amplifier or as a combined oscillator and mixer.
The 12AU7 combines two independent medium-MU indirectly heated cathode type triodes in the small 9-pin button construction. It is adaptable to applications either as an audio frequency amplifier or as a combined oscillator and mixer.