(!!!) (BEST MULLARD PAIR) ECL82=6BM8 Mullard UK branded Philips and Sylvania NOS 1966-1972 (2.2/2.5ma and 32/32ma)
(!!!) (Best Pair) 6BM8=ECL82 Philips Holland made in Belgium NOS 1969 (1.8ma/31ma and 1.9/30ma) 1-2% matched
(!!!) (Best Value Pair) 6BM8=ECL82 Mullard branded Sylvania NOS 1966-1969 (2.3/24ma and 2.5/23ma)
(!!!) (Recommended Mullard Pair) 6BM8=ECL82 Philips Mullard NOS 1973-1974 (2.3ma/2.3ma and 25/28ma)
(!!!) (Recommended Pair) ECL82=6BM8 EI Yugo branded RSD Germany NOS 1974 (1.8/40ma and 1.9/44ma)
(!!!) (Recommended Pair) ECL82=6BM8 Pope and Philips Holland made in Belgium NOS 1970 (2.2/2.3ma and 28/31ma)
(!!) (Best Value Single) ECL82 EI Yugo branded PAN Germany in PAN box NOS 1974 (2.5ma and 40ma)
(!!) (Best Value Single) ECL82=6BM8 RCA Mexico NOS 1970's (2.1ma/28ma)
(!!) (Recommended Single ECL82 EI Yugo branded RSD Germany in RSD box NOS 1974 (1.8ma and 33ma)
(!!) (Recommended Single) 6BM8=ECL82 Philips Mullard NOS 1973 (1.8ma/49ma)
(!!) ECL82=6BM8 RCA Mexico NOS 1970's (1.8ma/28ma)
(!!) ECL82=6BM8 RCA Mexico NOS 1970's (2.7ma/32ma) (build like Holland 6BM8)
(!) (Best Single) ECL82 EI Yugo branded RSD Germany in RSD box NOS 1974 (2.5/46.6ma)
(!) ECL82=6BM8 Telefunken <> bottom NOS 1960's rebranded RCA (2/34.5ma)
6BM8 Philips Miniwatt by Valvo Germany used 1961