Environmental Technologies

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Amazon Kindle Fire - long term review after extensive use - I've had the Amazon Kindle Fire since Christmas day, so I've been using it for about 48 days now.  I've used it fairly extensively since then, probably around 2 hours per day on average, so I have a pretty good idea now of the strengths and w... - 2012/02/07

MeanPC Weekly #3 - Robot eyes, i2c LCD's, glowing tubes and TI schwag - A glowing vacuum tube audio amplifier. Yet another week where I have failed to make enough time for electronics.  I spent a total of about 2 hours fooling around with the Arduino this week. #1 - Ordered 6 more HC-SR04 Ultrasonic sensors. ... - 2012/02/06

MeanPC Weekly #2 - cheap servos, I2C LCD displays, and YourDuino - ClusterBot's 2nd cousin, CuddleBot I haven't had much time to spend with my electronic hobby this week.  Work, a birthday party , and weekend projects have taken precedence. Early in the week I did play around with the cheap-o Tower MG-99... - 2012/02/06

MeanPC Weekly #1 - Electronic Goldmine, Clusterbot, HC-SR04's, Chinese parts, LMR, and a fallen family friend - I've been doing posts that have been a little more time consuming lately.   Each post is taking me longer to put up than they used to since there has been a hardware and video element for each one of late.  I find things I want to share ... - 2012/01/30

HC-SR04 Ultrasonic sensor added to the Arduino Cluster bot. - ClusterBot, the Arduino robot, now with active ultrasonic distance ranging via the HC-SR04. ClusterBot finally gets a brain!  In this program, Cluster simply goes straight and shines the LED, but then will rotate left when something comes... - 2012/01/26

Cluster Bot lives! First run of my Arduino/Tamiya/Toshiba robot - ClusterBot, my first Arduino robot. ClusterBot is assembled and I've written some rudimentary Arduino code to get it up and running.  I wrote some simple subroutines for basic maneuvering like rotateLeft(), goForward(), goBackward(), appl... - 2012/01/19