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(!!!) (Best Raytheon Pair #4) CK-5687WB Raytheon black plates NOS 1970's (Audio Note, Manley, Modwright) (31/32ma and 32/31ma) 1-3% matched
(!!!) (Good Value Pair) JHS-5687WA Sylvania used/very good 1960's faded printing (35.4/34.2ma and 37.0/36.5ma)
(!!) (Best Value Single) JAN-5687WA Raytheon bronze plates used/tests like new 1969 (41.5/43.5ma) (High Ma and Gm)
(!!) (Best Value Single) JAN-CRP-5687 Raytheon black plates used/very good around 1960 (33.5/37.6ma)
(!!) (Good Value Single) JRP-5687WA Raytheon bronze plates used/good early 1960's (33/31.6ma)
(!!) JAN-CRP-5687WA Raytheon black plates "O" getter halo 1962 used/tests like new (44.5/39ma)
(!) (Best Value Single) 5687WA Sylvania JAN used/good faded printing 1970's (31/35.8ma)
(!) 5687 Raytheon part bronze part black plates used/tests like new 1960 (33/38ma)
(slightly microphonic - good value) 5687 Raytheon black plates NOS "square" getter halo 1950's (37/39ma) (strong Ma and Gm)
5687WA GE used/tests like new 1970's (44/45ma) (highest Ma and Gm)
