RTL-SDR Software Defined Radio (SDR) for $20

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RTL-SDR is a very cheap software defined radio that uses a TV tuner dongle based on the RTL2832U chipset. Essentially, this means that a cheap $20 TV tuner can be used as a computer based radio scanner. A scanner capability that would have cost hundreds of dollars just a few years ago.

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Building My Linux Box...The Plan

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In this post, I outline my logic, and some time my pasions, concerning the building of my Linux system. I list all the compoents selected and why I made that choice.

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The Simplest XBee Network

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What I do here is list some simple, proof of concept programs that I used to create a network with a Arduino and Raspberry Pi (RPi) using XBee radios.

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Configuration Utilities for XBee Radios

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In this post, I provide a python utility that can be used to configure and test Xbee radios. Its a command interpretors used to send AT Commands to the XBee with output is color coded to help distinguish user input, from XBee radio output, and from interpretors output.

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Speech Synthesis on the Raspberry Pi

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I want the RPi to provide status via email, SMS, web updates, and so why not speech? This post show you how to get the speech synthesis utility Festival working on the Raspberry Pi.

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Dropbox for the Raspberry Pi (sort of)

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I'm presently using Dropbox as a service for quick and easy movement of files between multiple PCs I use.  I would like the same on the Raspberry Pi, particularly for moving files from my PC to the RPi.

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