I gave a presentation to the Cincinnati FM Club on February 6, 2013.  This was an update of the presentation I gave to the Milford Amateur Radio Club a while back.  This page is a set of links for those that attended or missed the presentation.

Presentation: Introduction to Arduino Microcontrollers

Arduino Website

Links Mentioned:

QRPTracker (satellite tracker)

Morse Code Keyer

Getting Started Guide

Starter Sets:

Sparkfun: Starter kit ($60), Inventor’s Kit ($95, $100)

Adafruit: Starter Pack ($65), Starter Kit ($125)

NOTE: Look hard at what these packs include!  There ARE differences.