Electronic motor or servo controller 2-6S RC adapter USB 3.7V 3A DW-0945 - Cablematic
2 Channel Dc 5v Pwm Mg995 Sg90 Servo Controller Board Dc Motor Steering Gear Control Tester Debugging Module For Rc Helicopter - Motor Controller - AliExpress
PIC-SERVO SC - DC Servo Motor Controller (KAE-T0V10-BDV1) ($160.00) : Saelig Online Store
Pololu-1350 Micro Maestro 6-Channel USB Servo Controller (Assembled): Home Security Systems: Amazon.com: Industrial & Scientific
Pololu - Maestro Servo Controller Arduino library
Servo Controller Board – Mindsets Online
New Version 32 Channel Robot Servo Control Board Servo Motor Controller Ps2 Wireless Control Usb/uart Connection Mode - Integrated Circuits - AliExpress
LSC-16: Hiwonder 16 Channel Servo Controller with Over-Current Protect
Pimoroni Servo 2040 - RP2040 18 Channel Servo Controller [PIM613] : ID 5437 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits