[fahadshihab], a young tinkerer, shared his circuit design for a simple remote control using 555 timers. Using a 555 calculator, he designed a clock circuit that would run at 11.99 Hz. Two transistors ...

Here we present a small, low cost single channel receiver, encoding MM53200 and HT-12, with code self-learning function. Decoding is achieved by means of a PIC microcontroller by Microchip, that deals ...