For sale is a rare vintage Telefunken ECC83 12ax7 tube ribbed plate diamond bottom. 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 #7 are as follows:
iP (Plate Current in mA )
iP1 - 0.8 | 66%
iP2 - 0.7 | 58%
GM (Transconductance in mA/V)
GM1 - 1.4 | 87%
GM2 - 1.4 | 87%
** Pictures #1-#3 are example from the batch of tubes we have for sale, you will receive one in similar condition, but pictures #4 & #5 are of actual tube for sale, including actual pictures of the 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**
