Brimar Foreign, Made in USSR

Strong Pair of 6SL7GT CV1985 Valves Tubes

Grey Plates, Foil Getters

Both Tested Strong on AVO VCM 163

100% Book Spec = Ia 2.3 - Gm 1.6

1) Ia 3.5/2.9 - Gm 1.9/1.7

2) Ia 3.2/3.5 - Gm 1.8/1.9

NOS, Supplied in Original Boxes