6au6 7543 6au6a 6Ж4П 6au6la 6136 CV2524 8425a CV4023 EF94 6p2 6j4p 6zh4p. altec 21 mic ~ calrec ~ mcIntosh fm tuners ~ mcintosh mx 110 (x 3) /...
Tube tests well above the dataset expected for a new tube in both triode and pentode operation. This unit is a powerhouse when run in strapped triode operation. Triode...
Crown jewel rare 1950s+ edition! features the most transparent sound w/ dgetter resolution, + a great mullard alternative.
ECC88 6DJ8 E88CC E188CC PCC88 7DJ8 CV5358 M3624 cv2492. whether its a preamp, mono block, stereo, tube mic, dac, or hifi setup, add luminous fidelity, upgrade 6922 / 6dj8...
ECC88 6DJ8 E88CC E188CC PCC88 7DJ8 CV5358 M3624 cv2492. whether its a preamp, mono block, stereo, tube mic, dac, or hifi setup, add luminous fidelity + upgrade 6922 /...
Full mutual conductance gm test over 100 % gm + leak/short/gas check + life test (key longetivity indicator).