Made in W.Germany by Siemens.
Triple mica and O-getter with douple support. One of the great version from Siemens.
Very balanced and detailed sounding. Super low noise and quiet. Great for Phono.
One of the best 12AX7s. Hard to find today.
Nos in original box. Matched pair and quad are available.
Made in W.Germany by Telefunken (ULM Factory).
Obviously it has Diamond logo. Short frame plate. This is the most sought after 12AX7 variant in the world. Thi version is a special quality – long life 12AX7 (more than 50.000 hours) that is considered by many audiophiles the Best 12AX7 Ever Made.
Nos in original box. Matched pair are available.
Made in W.Germany by Siemens & Halske.
Triple mica and O-getter, single support. Great 12AX7s. Hard to find today.
One of the great version from Siemens. Very balanced and detailed sounding.
Used, Tested very good as new tube (90 - 95%).
Matched pair are available.
Made in W.Germany by Telefunken.
Obviously it has Diamond logo. Short frame plate. This is the most sought after 12AX7 variant in the world. Thi version is a special quality – long life 12AX7 (more than 50.000 hours) that is considered by many audiophiles the Best 12AX7 Ever Made.
Nos in box. matched pair are available.
Made in W.Germany by Telefunken.
Obviously it has Diamond logo. Short frame plate. This is the most sought after 12AX7 variant in the world. Thi version is a special quality – long life 12AX7 (more than 50.000 hours) that is considered by many audiophiles the Best 12AX7 Ever Made.
Nos in original box.
Made in W.Germany by Telefunken.
Diamond logo. The small logo version.
Maybe the most commo tube. The best!!
Nos in box.
Made in W.Germany by Telefunken.
Diamond logo on the bottom. The first type has 2 holes on each side of plate (top & bottom). Large print logo version. Maybe the most common tube. Great from Telefunken with warm sounding and very good Bass.
Nos in box.
Made in W.Germany by Telefunken.
Diamond logo on the bottom. The second type has 2 holes on each side of plate (centered). Small print logo version. Maybe the most commo tube.Different mica stripe on top. One of the best ECC83 ever made with detail sounding.
Nos in box.