Philips 6201 ECC81 12AT7 E81CC NOS matched pair Made by Valvo 1962 Gold Pins

Two rare NOS (New Old Stock) Philips/Valvo 6201 E81CC tubes (matched pair). These are the premium, gold-pin, long-life version of the ECC81 / 12AT7.

They come in their original Philips boxes, along with the special SQ (Selected Quality) lists. This is a platinum-matched pair from a box of 100 units!

Manufactured in the Valvo Hamburg tube plant in 1962, the Philips tube codes and the D factory code are clearly visible in the photos.