Quantity   Component name
1 × Raspberry Pi 4 Model B, 4GB
1 × InnoMaker HiFi DAC PRO, ES9038Q2M, I2S HAT
1 × microSD card, 32GB or larger
1 × Brushless gimbal motor, hollow shaft, low cogging
1 × Magnetic rotary encoder, 12 bit or better
1 × Three phase BLDC motor driver, low voltage
1 × ESP32 development board, for the motor control loop
1 × USB-C power supply, 5V 3A