6DJ8 Telefunken Germany <> bottom used/good 1967 (13.5/14.0ma)
6DJ8=CV5358 Holland A frame used good 1971 (9.6/10ma)
ECC88=6DJ8 Siemens Germany Tektronix checked small "o" getter halo 1971 used/good (12.5/16.2ma)
(!!!!) (Best Pair) 6DJ8 Philips ECG USA by Sylvania NOS 1987 (17.2/20.6ma and 17.0/21ma) 1-3% matched
(!!!!) (Best Value Pair) 6DJ8 Philips ECG USA by Sylvania NOS 1987 (12.8/18.2ma and 13.0/18.4ma)
(!!!!) (Best Value Single) JAN-6DJ8=ECC88 Philips by Sylvania NOS 1987 mismatched sections (10/16ma)
(!!!!) (Best Overall Single) 6DJ8=ECC88 Philips by Sylvania NOS 1987 (20/23.6ma) (highest mA and Gm)
(!!!!!) (Recommended Pair) PCC88=7DJ8 Philips Holland NOS 1973 (11.5/11.0ma and 11.5/12ma) (Similar sound to 6DJ8 Holland) (sweet sound)
(!!!) (BEST VALUE SINGLE) PCC88=7DJ8 RFT East Germany branded Tesla NOS 1980 era (15.2/15.0ma)
(!!!!!) (BEST PAIR) PCC88=7DJ8 RFT East Germany branded Tesla NOS 1980 era (17.8/17.6ma and 18.0/18.8ma) (highest mA and Gm)
(!!!!!) (Best Pair 1959) 6DJ8=ECC88 Philips Miniwatt Holland large "O" getter halo NOS 1959 etched section on each tube (18.6/15.4ma and 16.4/15.8ma)
(Read Review) 6DJ8=ECC88 Philips Miniwatt Holland NOS 1960-1963 (16.6/17.0ma and 15.8/16.6ma) 1-5% matched
(!!!) (Best Value Single) 6DJ8 Valvo Germany made in India (Philips Plant) NOS 1973 (18.5/15.6ma) (same internals as Mullard)
(!!!!) (Single) 6DJ8 Philips Miniwatt Holland used/tests like new 1961 (14.0/14.5ma) (similar sonically to Bugle Boy)
(!!!!) (2nd Best Pair 1968) PCC88=7DJ8 Philips Holland "O" getter NOS 1968 (12.6/14.2ma and 15/12ma) (sweet sound)
(!!!!) (3rd Best Pair 1968) PCC88=7DJ8 Philips Holland "O" getter NOS 1968 (13.2/10.4ma and 10.4/11.2ma) (sweet sound)
(!!!!) (Recommended Pair) PCC88=7DJ8 Philips Holland NOS 1973 (12.4/10.5ma and 11.0/10.6ma) (Similar sound to 6DJ8 Holland) (sweet sound)
(!!) (Single) PCC88=7DJ8 Philips Holland 1973 (9.5/10.6ma)
(!!!!) (Single) 6DJ8=ECC88 Sylvania JAN NOS 1972 (16.5/19.8ma)
(!!!) (BEST VALUE SINGLE) PCC88=7DJ8 RFT East Germany branded Tesla NOS 1980 era (20 in stock)