Up for sale is a Matched pair of 6N23P tubes:
Made in USSR
Gray Shield
2x 75' SWGP - Single Wire Getter Post
Same year Matched pair
1975
Voskhod Factory
Great replacement for ECC88 6922 E88CC 6DJ8
Premium military grade low noise audio triode. These tubes make a great
upgrade for amplifiers that take this type of tube. This is a very
durable and reliable tube. These are excellent choice for any amplifiers
using E88CC, ECC88, 6DJ8 or 6922.