This little sketch is useful for driving the cheap Analog Device DDS AD9850. This chip, equipped with a 125 MHz crystal oscillator, is capable to produce a sine wave up to 40 MHz. All the experiments ...

From Analog Devices data sheet: (http://www.analog.com/media/en/technical-documentation/data-sheets/AD9850.pdf) "The AD9850 is a highly integrated device that uses ...

If you are a hacker, you might consider ham radio operators as innovative. Most people, however, just see them as cheap. So it is no surprise that hams like [jmharvey] will build an antenna analyzer ...

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