Arduino has taken the product “maker” world by storm and one of the more popular Arduino modules is the Analog Devices AD9851 DDS waveform generator. An Internet Web search for “Arduino DDS” showed ...

Receiving frequency-modulated radio waves is typically more difficult than their amplitude-modulated cousins because the circuitry necessary to demodulate an FM signal needs a frequency-to-voltage ...

Rather than purchasing a universal remote he designed a system complete with infrared “babel fish” signal translator, named after the language translation fish from Hitchhiker’s Guide to the ...