(!!!!!) (Recommended GE Pair) 12BH7A GE gray oval plates NOS 1963 (8.4/10.8ma and 9.2/10.6ma)
(!!!!!) (Recommended Pair) 12BH7A Westinghouse NOS 1964 (9.4/10.2ma and 9.4/9.5ma) (similar to RCA)
(!!!!!) (Recommended Single) 12BH7A RCA Motorola NOS 1964 (8.6/10.6ma)
(!!!!) (Best 12BH7A 1957) 12BH7A Sylvania gray oval plates "square=D" getter halo NOS 1957 (12.4/13.6ma)
(!!!!) (Best GE single 1965) 12BH7A GE NOS gray oval plates "O" getter halo 1965 (11.6/12.2ma)
(!!!!) (Good Value Pair) 12BH7A RCA gray ribbed plates like new and used/good 1960's-1970 (8.0/8.5ma and 8.6/9.5ma)
(!!!!) (Recommended Black Plate Single) 12BH7A RCA black plates "O" getter halo NOS 1960 era (10.5/12.2ma)
(!!!!) (Recommended Pair) 12BH7A GE branded RCA NOS 1973-1984 same build (9.4/10ma and 9.6/10.2ma)
(!!!!) (Recommended Pair) 12BH7A GE gray oval plates "U" getter 1958 and 1960 (9.6/9.8ma and 10.0/10.8ma)
(!!!!) (Recommended Single) 12BH7A Sylvania Silvertone gray oval plates "O" getter halo NOS 1960 era (14/16.4ma) (High Ma and Gm)
(!!!!) 12BH7A GE Zenith NOS NOS 1974 (14.6/16.2ma)
(!!!) (Best GE Single 1954) 12BH7 GE NOS gray oval plates large "U" getter halo 1954 (11.2/12.0ma)
(!!!) (Good Value Pair) 12BH7A GE NOS 1970's (9.5/14ma and 9/13ma)
(!!!) (Recommended Single) 12BH7A CBS Oval Black Plates "O" getter NOS 1960 (9.4/9.6ma)
(!!!) (Recommended Single) 12BH7A CBS Oval Black Plates "U" getter NOS 1959 (8.2/8.6ma)
(!!!) 12BH7A RCA branded Zenith NOS 1970 era (10/13.2ma)
(!!) 12BH7A RCA gray plates used/good 1960's (8.0/11.2ma)
(!!) 12BH7A RCA gray plates used/good 1970 era (8/9ma)
(!) 12BH7A GE gray oval plates "O" getter halo used/good 1964 (7.2ma/8.5ma)
(!) 12BH7A Toshiba rebranded "Bell and Howell Schools" like new 1960's (9/10.4ma)
