For sale is a rare vintage Telefunken ECC83 12ax7 tube smooth plate diamond bottom with original box. Made in Western Germany. Tested on our Amplitrex AT1000. This tube is likely NOS New-Old-Stock / never used, from a private tube collector who had this in home climate controlled home studio likely for the past 10-20 years.
The readings for this exact tube #50 are as follows:
iP (Plate Current in mA )
iP1 - 1 | 83%
iP2 - 1 | 83%
GM (Transconductance in mA/V)
GM1 - 1.6 | 100%
GM2 - 1.6 | 100%
** Pictures are of actual item for sale, including actual pictures of the tube measurements on our Amplitrex AT1000 for this exact tube**
**We have multiple available, contact us if interested in purchasing more than one.**
**We have a large collection of tubes coming for sale (over 1000+), please check out our other listings**
