We are happy to announce the arrival of the Battery Edition Marble Machine. Starting today it is available at our website for backorder, and will be fully available for purchase starting tomorrow May 16. You are probably familiar with its older cousin, the Solar Marble Machine that has a clever circuit that delivers short bursts […]
Circuit: Stepper Motor
Dave Hrynkiw
July 12, 2007
This is a neat little one-chip circuit we originally tuned for use with our "SM1" Stepper motors. We've presently sold out of the motor, but this circuit has proved to be a good unidirectional (1-way) driver for small stepper motors. Parts required are:
- 74AC240 Octal buffer chip
- 4 x CP0.1µF capacitors
- 100k resistor
- 2 x 47k resistors
MORE POSTS
New Kit!The Hex Pummer
View our newest kit we have online, the Hex Pummer, a very amusing night display that is charged by the sun. When the lights go out, it triggers the high intensity LEDs to start flashing on and off. They start out very STRONG and then fade away until the next LED "PUMMS" on. These amusing […]
Mmmmmm...Turkey....(insert drool here).
Monday October 10th is Canadian Thanksgiving and Solarbotics will be closed so all our employees can spend the day with their families. We will be open on Tuesday October 11th at 9:00am MST and all will be business as usual again. Happy Thanksgiving folks!
MakeFashion 2014: Inputs and Outcomes
So what happens when Solarbotics meets up with a local fashion duo just 4 weeks before a techno fashion show? Some insanity. Some long hours. Lots of fun. Solarbotics helped several designers prepare for the MakeFashion Gala 2014, but there were a few we really worked closely on for the event. Pumping Fashion Lit by […]
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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.