Pair # 2 Amperex Bugle Boy 12AX7 ECC83 NOS Holland Long Plate Foil D-Getter
Matched Pair Amperex Bugle Boy 12AX7/ECC83 Holland Long Plate Foil D-Getter NOS in Box. Silkscreen is Perfect both are 59 / 22 Holland Factory in box. Test on my calibrated on my TV-7D/4 results are 47/47 and 47/48 which is new.