These tubes were tested for GM on my B&K 707 Mutual Conductance tube tester and for emissions on B&K Dyna Jet 606. See photos for test results.
Pair Hitachi Labeled TEL-RAD 12AU7 ECC82 D Getter Tubes Tested B&K 707, B&K 606
These tubes were tested for GM on my B&K 707 Mutual Conductance tube tester and for emissions on B&K Dyna Jet 606. See photos for test results.
Pair Hitachi Labeled TEL-RAD 12AU7 ECC82 D Getter Tubes Tested B&K 707, B&K 606
These tubes were tested for GM on my B&K 707 Mutual Conductance tube tester and for emissions on B&K Dyna Jet 606. See photos for test results.