Description
(!!!!) (Best Overall Pair) 6973 RCA NOS 1975 (42.4ma and 43ma)
1 pair) 6973 RCA gray plate NOS 1975
1 tube) 42.4ma and Gm=4900
1 tube) 43.0ma and Gm=5100
Tested on Amplitrex
Good Ma range = 38-46ma
Good Gm = 4200-4500
Recommended for
– Oahu White Gold 1624T (1959-1962)
– Seeburg AY 160 with a sfha-4 amp 1961
– Valco/Gretsch Electromatic 1960
– Gretsch 6161 1960’s
– Supro
– Counterpoint SA-5 (modded)
– Rock-Ola Regis 1495 Jukebox 1961
– Fairchild
– CR amps (UK)
– Seeburg 220 Jukebox