Description
(!!!!) (BEST OVERALL PAIR) 5V4G National Union NOS 1951 same date codes (58/40 and 58/40 x 2 tubes) 1% matched
1 pair) 5V4G National Union NOS 1951 same date codes – 1% matched
1 tube) 58/40 and 58/40
1 tube) 58/40 and 58/40
recommended for:
Fi X
Dr. Z Z-28
Goodsell Super 17
Transporter modded by Modwright
Peter Millett headphone amp using 307A’s
Fender Champ 1973