Hey, I need to transmit 4 bit wirelessly using RF modules. This is one of the component of my first design project. Please tell me the different components and circuit...

thnx aya2002, but I need something innovative like any new kind of modulation techniques or any demodulation algorithm... colud you suggest any?? btw this was good too.. thanx again.......

Hi, I am doing my first course in communication engineering and i am required to find any open research problem for the topic and solve it. Could anyone please tell...