ECC83/12AX7 JJ TRIO
JJ-Slovakia) - ECC83S is 12AX7 high gain pre-amplifying double triode. Thanks to its design it also peforms with very low noise and microphonics. Harmonically rich, with a detailed low end and a warm high end. (V3-Russia) - High gain preamplifier tube with unique spiral filament which eliminates the filament-to-cathode induced hum common on amps that use AC on the filaments. This listing consist of QTY: 3 matched, balanced, and tested tubes.