Sparkfun Amplifier Kit (and Power Supply Solution)

The Sparkfun STA540 amplifier kit is a cool, fun to put together amplifier kit that employs the STA540 amplifier chip at the core of the device.  The chip itself is a 4-channel AB amplifier chip that can be employed in a number of ways depending on the circuit configuration.  The kit is really easy to…

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Xbee: Information and Resources

The XBee RF radio is certainly not new technology, but it remains a tried-and-true means of communicating with microcontrollers in DIY electronic projects.  For those of you unfamiliar with the XBee, it is an RF radio module that can be attached to a circuit via a breakout-board and used to communicate wirelessly with that circuit,…

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