ecc802s/12au7wa/6189 Telefunken made by EI tubes 3 pieces same code no <>
3 tubes type 12au7wa/6189 Telefunken made by EI in Jugoslavia copper rods
same code of production
tested on tube tester TV7D/U = 85/78 ; 74/78 ; 76/86 (reference good at 56/56)
no <> between pins
box 167