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(!!!!) (Best Single) E88CC=6922 Philips SQ Holland gold pins NOS 1973 (14.6/14.8ma) 1-3% section balance
(!!!!) (Best Value Single) E88CC=6922 Mullard SQ Holland used/good 1966 (11.0/11.4ma) (3D MIDS, low noise, sweet sound) (same Gm)
(!!!!) (Recommended Mullard) E88CC=6922 Philips SQ England NOS 1971 (10.5/12.4ma) (Sweet, beautiful midrange, low noise)
(!!!!) (Single) E88CC=6922 Mullard Holland SQ used/good 1965 (10.2/9.5ma) (3D MIDS) (Good Gm)
(!!!) (sold out) E810F=7788 Philips Miniwatt SQ Holland gold pins used/very good 1965-1967 (38ma and 39ma)
(!!) (Best Pair) E288CC=8223 Siemens Halske Germany rebranded Telefunken NOS 1970 (33.2/33.0ma and 33.3/32.5ma) 1-3% matched
(!!) (PAIR) E81L=6686 Siemens made By Valvo, Hamburg, Germany NOS 1968 (13.4ma and 13.8ma)
(!!) (PAIR) E81L=6686 Siemens made By Valvo, Hamburg, Germany NOS 1968-1972 (18.4ma and 18.5ma)
(!!) (Single) E288CC=8223 Siemens Halske Germany rebranded Philips NOS 1974 (35.6/30ma)
(!!) (Single) E288CC=8223 Siemens Halske Germany rebranded Telefunken NOS 1965 (41/29ma)
(!!) (Single) E288CC=8223 Siemens Halske Germany rebranded Telefunken NOS 1970 (36.0/37.6ma)
(!!) (Single) E88CC=6922 Philips SQ Holland gold pins used/good 1973 (10/9ma) (Good Gm)
(!) (Single) E288CC=8223 Siemens Halske Germany NOS 1974 (36/35ma)
(!) E81L=6686 Philips SQ made By Valvo, Hamburg, Germany NOS 1971 (16.6 and 17.4ma)
