126 6J5GT velvet black anode AWV Australia 6J5GT AWV octal G 83000 A$16.50 80 gram boxed http://www.retrovox.com.au/Images/6j5gt_3.jpg Australian made 6J5GT. 1940s stock originally supplied to Australian Defence Department. Made at AWV Works, Ashfield, Sydney. Based on RCA design.