(!!) (#1 5963 GE Single) 5963=12AU7 GE NOS 1960's (11.6/11.8ma)
(!!) (BEST GE Pair) 5963 GE branded RCA NOS ribbed plates 1978-1979 (12/12.8ma and 12/12.8ma) 1-2% matched
(!!) (Best Single) 5963 Beckman Sylvania NOS 1965 (10.4/11.0ma)
(!!) (Best Single) 5963 Beckman Sylvania NOS 1965 (9.0/9.6ma)
(!!) (Best Single) USN-CHS-5963=12AU7 Sylvania NOS "D" getter 1959 (10.6/11.8ma)
(!!) (Recommended Single) 5963 RCA Hewlett Packard gray plates tests like new 1961 (10.8/11.0ma) 1-2% section balance
(!!) (Slightly Microphonic) 5963 RCA black ribbed plates" and D getter halo NOS 1957 (12.2/12.2ma) (12AU7 SUB)
(!!) (Slightly microphonic) 5963 RCA black ribbed plates" and D getter NOS 1957 (11.6/12ma) (High mA and Gm) (12AU7 SUB)
(!!) 5963 Beckman by RCA gray plates used/test like new 1961 (9.8/10ma) 1-2% section balance
(!!) 5963=12AU7 RCA NOS 1963 (9.2/9.6ma)
5963 RCA gray plates used/good (50 in stock) (Beckman/HP/CMC)
5963 RCA gray plates used/good/tested (set of 10 for $39.99) (Beckman/HP/CMC)
5963 RCA Hewlett Packard gray plates used/good 1960 (8.0/9.2ma)
(!!!!) (Best Pair) 5963 GE NOS ribbed plates 1979 (10/10.2ma and 10.2/10.4ma) 1-2% matched
(!!!!) (Best Pair) 5963 GE NOS ribbed plates 1978 (12.4/12.6ma and 12.0/12.4ma)
