mircemk| Quantity | Component name | |
| 1 | × | LCD 128x64 with ST7565 driver |
| 1 | × | Arduino Nano R3 |
| 1 | × | 1N4148 Discrete Semiconductors / Diodes and Rectifiers |
| 1 | × | Resistor 10k ohm |
| 1 | × | Pushbutton |
| 1 | × | Capacitor 470 µF |
| 1 | × | capacitor 470 nF |
DIY Arduino Morse code Decoder and Trainer
This device is especially useful for HAM radio beginners, and also SW listeners who can monitor CW communications without knowing Morse code