3 X 6DJ8 / ECC88 TUBE. USED.

BRAND: AMPEREX BUGLE BOY. 1960s PHILIPS PRODUCTION. ◿5E2 DATE CODES.

GREY PLATES, HALO GETTER, MATCHED TRIO.

ALL TUBE HAVE THE SAME DATE CODES.

TESTED IN ROEHRENTEST TUBE TESTER:

73/69% 0.986/10.356mA EMISSION (EM)

78/64% 11.714/9.591mA EMISSION (EM)

75/64% 11.219/9.591mA EMISSION (EM)

CH168U1