(!!!!) (Best Pair #1) 6973 RCA NOS NOS 1969 (42ma and 42.8ma) (close Gm)

1 pair) 6973 RCA gray plate NOS 1969 (CR) 1 tube) 42.0ma and Gm=4900 1 tube) 42.8ma and Gm=4950 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