I will show you how you can do a Digital Tape with arduino.

All you need is:

-Arduino (i use arduino rev 3 but you you can use another)

  • 1 lcd 16*2

  • 1 Ultrasonic sensor (HC-SR04)

  • A lot of Jumper M/M

  • 1 Resistor Variable 10K ohm

  • 1 Computer

  • 1 cable usb - type B (to connect to arduino)