08
Août
Amperex 5AR4 GZ34 Tube Holland NOS NIB
Amperex 5AR4 GZ34 vacuum tube, made in Holland. New Old Stock, never used in original box. Tests NOS @ 100%+. Pristine tube.
08
Août
1 x 5AR4/GZ34 Tube *Hunnan Shuguang*Very Strong Testing*China(2 Available)
Hunnan Shuguang. 1 x 5AR4/GZ34 Tube. Made in China.
08
Août
Shuguang China 5AR4 GZ34 Copper Rectifier VACUUM TUBE TV7 Test Strong Good 🔈
Test results will vary between testers as it is not an exact science. I also use variac at 120 volts with my testers. Mutual Conductance (GM)Test: 52 & 53...