Mullard, British Made

CV4003 ECC82 M8136 12AU7 Valve Tube

KQDD/K Military Print

Grey Box Plates, Halo Getter

631 R2G2 Code in the Glass

Tested Good on AVO VCM 163

Ia 9.9/8.7 - Gm 1.9/1.7

100% Book Spec = Ia 10.5 - Gm 2.2

Used, Supplied in White Box