[Usmar A. Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 keyboard. but he’s also included alternative options to go without an LCD screen by using a computer ...

He also integrated a 3W amplifier into this build, and everything is controlled by an Arduino including a small LCD screen which displays the current tuned frequency. With the addition of a small ...

Arduino boards use series of development modules or ‘shields’ to create ... Shields are available from many manufacturers and fulfill tasks such as sensors, motor-driving circuitry, LCD display, Wi-Fi ...