Input Devices Joystick Encoder, Sealed, Detent 18deg; or 20Positions, 8 directions, 2.0" cable, connector
操纵杆，3 - 轴 数字式（机械开关，脉冲） 输出
得捷:
ROTARY ENCODER OPT 20PPR 2" CBL
贸泽:
Input Devices Joystick Encoder, Sealed, Detent 18 deg; or 20 positions, 8 directions, 2.0" cable, connector
安富利:
Three-in-One Joystick Optical Encoder