2024 New Jumper T20S T20 V2 ExpressLRS ELRS 2.4G 915MHz 1W RDC90 HALL VS-M Full Size Radio Remote Control Sensor Gimbal EdgeTX Radio Transmitter for FPV RC Racer Drone Airplane
The difference between Hall and RDC90:
The RDC90 has a larger signal amplitude than the Hall. The RDC is a potentiometer with a lifetime of 10 million cycles. Futaba T18MZ uses RDC.