Q. What transmitter will the Supreme work with?
A. The Supreme is available in four different configurations. The 23272 (negative shift) is for Futaba and Hitec transmitters when using Futaba 'J' servos. The 23572 (negative shift) is for Hitec and Futaba transmitters when using Hitec 'S' servos. The 23672 (positive shift) is for Airtronics and JR transmitters when using Airt 'Z' and JR style servos. The 23872 (shift selectable) is for all of the transmitters.