Quantity   Component name
1 × Raspberry Pi Pico Main microcontroller for USB interface
16 × PIC16LF1613 Wave generator microcontroller for each channel
2 × CD4094BE 8-bit shift register
1 × LM358P Amplifier and Linear ICs / Operational Amplifiers
1 × Custom-built PCB PCB for connecting the chips & Pico
1 × Potentiometer Volume control
1 × TRS headphone jack Audio output connector
16 × 14-pin DIP socket
2 × 16-pin DIP socket
1 × 8-pin DIP socket
2 × 1x20-pin female header
1 × PICkit 3 Programmer for PIC MCUs