2 TUBE (= PAIR) 6L6GC FIVRE ITALY NIB

TV7 TEST 52 (25=100%) 6L6 GC BLACK KT66 VALVE DISC GETTER

PERFECT TUBES

This is the version GC that have max plate voltage of 500 volts!! PROFESSIONAL TUBES!

The other 6L6's have a max plate voltage of 360 volts!!! SAME CODE 4M

FULLY TESTED WITH TV7/U USA MILITARY GRADE TUBE TESTER

TEST RESULTS

TUBE 1= 52 (WHERE 25mA = 100%)

TUBE 2= 52 (WHERE 25mA = 100%)

MORE THAN 100% BLACK BASE EARLY TOP PRODUCTION ~ BEST SOUND IN AUDIO AMPLIFIERS HI END

tube valve lampe röhre tsf 真空管 HAM RADIO audio hi-end hi-fi diy POWER AMPLIFIER Pre-Amplifier Preamp Pri VINTAGE stereo SE Single Ended PP Push-Pull VACUUM TUBES röhren

COPPIA6