6v6gt  Fivre Italy tube pair tubes same code "200"  strong 1950's

2 tubes 6V6 Fivre made in Italy 

black oval plate 

copper rods 

brown base 

yellow label 

tested twice

test results with tube tester TV7 

tube 1 = 92 (reference good at 46) 

tube 2 = 92 (reference good at 46) 

Test with Tube tester Funke W19S,  with 200 Volt on anode

tube 1 = 39mA (reference good at 18mA) 

tube 2 = 39mA (reference good at 18mA) 

rare tubes strong emission 

box 197

pair 3