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