(!!!!) (Good Value Pair) 5842Q Raytheon NOS 1983 (19ma and 20ma) 1-3% matched
(!!!!) (Recommended Philips Pair) 5814A Philips JAN NOS 1985 (9.5/10.5ma and 10/11.2ma) (same Gm)
5842Q Raytheon NOS 1980's (26ma and Gm=24,500)
6AS7GA Sylvania branded RCA NOS 1983 (100ma and 125ma)
6AS7GA Westinghouse like new 1967 (67ma and 71ma)