(!!!) (Best Value Single) ECC83=12AX7 Siemens Halske Germany used/good 1960”s faded date code (1.3/0.9ma and Gm=1700/1500) Title: 12AX7 Siemens Germany

1 low noise tube) ECC83=12AX7 Siemens Halske Germany used/good 1960”s in white box – faded date code

1.3ma and Gm=1700

0.9ma and Gm=1500

– Icon Audio power supply

– EAR 834P

– AESTHETIX IO PHONO

– Diva Audio M7 preamp