| 1 × Type B USB socket (right-angle) |
| 1 × PCB-mount DC barrel socket, 2.1mm ID |
| 8 × 28-pin narrow DIL dual wipe IC socket (DIP-28) |
| 3 × 8-pin DIL dual wipe IC socket (DIP-8) |
| 1 × 5-pin 180° PCB-mount DIN socket |
| 1 × 3-way vertical polarised header with matching plug & pins (2.54mm pitch) |
| 1 × 2-way vertical polarised header with matching plug & pins (2.54mm pitch) |
| 1 × 3.5mm stereo jack socket, DPST switched |
| 1 × Programmed PIC18LF25K50-I/SP |
| 6 × Programmed dsPIC33EP512MC502-I/SP |
| 1 × Programmed dsPIC33FJ128GP802-I/SP or dsPIC33FJ128GP802-E/SP |
| 1 × 24LC512-I/P 64KB 2.5V EEPROM IC (DIP-8) |
| 1 × 74HCU04 hex unbuffered inverter IC (DIP-14) |
| 1 × FOD260L 10Mbit optocoupler IC (DIP-8) |
| 1 × MCP6022-I/P dual 2.7-5.0V 10MHz op amp IC (DIP-8) |
| 2 × LF33CV 3.3V 0.5A LDO regulator (TO-220) |
| 2 × 3mm green high-brightness LED (clear lens) |
| 1 × 1N4148 75V 200mA diode (DO-35) |
| 1 × 1N4004 400V 1A diode (DO-41) |
| 1 × 1N4614 1.8V 250mW zener diode (DO-35) |