Longtime standard for hum-canceling, S-size single coils, SAs speak with a dynamic voice characterized by full bodied low mids &
clear, dynamic high.
 
 
SA 1: Vintage level, single coil sound, hum-canceling (great for neck and middle application).
SA 1R: Vintage level, single coil sound, hum-canceling, reverse wound.
SA 2: Hot single coil-sound, hum-canceling (great for hotter neck and middle application).
SA 2R: Hot single coil-sound, hum-canceling, reverse wound.
SA 2+: Hotter single coil-sound, hum-canceling (bridge application to balance w SA1s).
SA 2+R:  Hotter single coil-sound, hum-canceling, reverse wound.