1 matched quad) 6L6GT Russian branded Raytheon NOS 1970”s in white boxes

1 tube) 68.0ma Gm=5550

1 tube) 67.5ma Gm=5700

1 tube) 69.0ma Gm=5800

1 tube) 70.0ma Gm=5650

Good NOS Ma range 60-72ma

Good NOS Gm = 5500-6000

Recommended for

– Ampeg VT22
– Fender Bassman 1969
– SunValley VP-3488SE
– Fender Vibrolux reverb 1971
– Fender Super Reverb 1970
– Fender Twin 1958

– Leben