| Id | Part | Quantity |
|---|---|---|
| C1-C4 | 100 nF ceramic capacitor | 4 |
| 16 pin DIP socket | 1 | |
| R1, R2, R5, R6 | 220 ohm resistor | 4 |
| R3, R4, R7, R8 | 3.3K ohm resistor | 4 |
| 6 pin IDC connector | 2 | |
| 6 pin IDC header | 2 | |
| IC1, IC2 | HCPL2631 | 2 |
| PCB | Opto Isolator v1.0 PCB | 1 |
| 10 pin ribbon cable | 12 inch |