(1) NOS/NIB Ei ECC83 12AX7

Smooth Plate Tube ~ Phono Grade

TESTS STRONG!

Up for sale is an extremely rare Ei smooth plate ECC83 tube.  Selected Phono Grade tube.  New old stock/New in the original box.  This was manufactured by Ei using the old Telefunken equipment and know how after Telefunken went out of business.  Essentially you are getting a Telefunken tube.  17mm long plate.  This is also known as a 12AX7/CV4003 tube type.  The printing on this tube is in EXCELLENT condition as seen in the photos.  Highly sought after smooth plate version of the ECC83.  Will come with the original issue Ei tube box.  This tube was tested on my Dan Nelson restored and calibrated TV7 tester.  Test results are as follows with 32 being the minimum value (65%), low NOS is 42 (85%) and NOS is 49 (100%):

TUBE 1

Triode 1:  54

Triode 2:  48

Winning bidder will receive what is shown in the pictures.  These are real gems so don't let them slip away!  Thank you and please check my other auctions for other audio gems! 

SHIPPING

• FREE shipping in the USA!!!
• This price includes shipping fees, insurance, brand new boxes, bubble wrap and void fill material.
• Will be professionally boxed with the utmost care.