Arduino based auto tuning FM transmitter Remember the dark ages when cars didn't have AUX inputs or Bluetooth to get music from your phone/iPod to the radio? If you were lucky, you had a cassette ...

PLL (Phase Locked Loop) based frequency synthesizers are widely used in the wireless communication field. This paper puts focus on the design and implementation of a 60dB SNR (Signal to Noise Ratio) ...

Use Arduino, 433Mhz transmitter,receiver and Nexa remote switch add Mac automator to voice turn on and off real lamp.