Auction is for one matched pair (2 tubes) NOS Telefunken EY500A (6D22S, 6EC4) in original boxes made in EI tube factory Yugoslavia under Philips license for Telefunken Germany. These tubes are specially selected for export under Telefunken label!
ADD Philips code for EY500A and EI factory codes are visible on 2nd photo. Auction is for two tubes (matched pair).
I collect tubes and tube gear for more then 30 years and I start to sell recently, please be sure to check my other items and visit my page and my store for more rare NOS tubes and parts.
I have more than 200000 NOS tubes in stock and just small part is listed here, if you are interested in any specific tube or part, please send me message.
If you buy any item on ebay from me and for if you are not fully satisfied for any reason or have any complains, please send me message before leaving negative or neutral feedback or opening a case. I really do care about your satisfaction and I’ll do my best to solve any kind of problem.