#4-40x1/2in Yellow Zinc Standoff, M/M, 1/4in threaded ends $0.50 #4-40 x 1/2" yellow zinc coated (chromate) steel standoff. IR Reflector sensor with leads $1.00 Reflective optical sensor with transistor output. 44mm Piezo Speaker $2.25 For making a LOUD beep, this piezo suits your need. Comes mounted in a plastic case with mounting tabs. Maxell LR44 […]
Solar Pendulum of DOOOM blogged on MAKE
Dave Hrynkiw
April 10, 2008
I love MAKE magazine. I always enjoy reading (then trying) the projects in each magazine. I was a bit disappointed in their last issue where they didn't cover the complete process to make gunpowder, but that's a minor complaint.
I just noticed on their blog that they're talking about our Solar Pendulum kit and Christopher Pepe's version he built from our book "Junkbots, Bugbots, and Bots on Wheels". Always nice to see other successful projects online!
MORE POSTS
Closed for St. X-Men Day
Solarbotics will be closed between 11:00 AM and 3:30 PM MST on Friday, May 26th to celebrate the III some-what annual St. X-Men Day. We will respond to calls as soon as we get back.
Active Tech Mail-Out and COVID-19 Polici...
Hey Everyone, Sometimes the stars align and everything goes right... however, this was not the case for our recent sales flyer. Despite our best efforts to cancel/delay/time travel, it was sent out to the local Calgary area today. While we are still honoring the sale (with an extension until April 12th while supplies last), we […]
Escaps back in stock!
Well, the last batch of Escap gearmotors went very fast. Let's hope this batch lasts a bit longer! Unlike the last set, this set has a higher reduction ratio of 663:1 instead of 362:1. This means it starts turning 0.46V (!) drawing only 3.3mA (!!) It's a 3V rated motor, but our tests show that […]
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Warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Please visit www.P65Warnings.ca.gov for more information. This item was manufactured prior to August 31, 2018.