JJ Electronic ECC81/12AT7 Preamplifying Tube Acoustic 10-52 semi-weighted custom NI keybed

semi-weighted custom NI keybed

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JJ Electronic ECC81/12AT7 Preamplifying Tube Acoustic 10-52 semi-weighted custom NI keybedR. F. DOUBLE TRIODE ECC81 is 12AT7 medium gain pre amplifying double triode. Can be also used as replacement for 12AX7 in many applications. Very smooth and warm sound. Very low microphonic. Good for phase inverters or reverb drivers. JJ Electronic is a world renowned manufacturer of vacuum tubes, electrolytic capacitors and high end audio amplifiers. Founded in 1993 by Jan Jurco, a small garage business grew to become a well known and respected in