#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 Eclipse at SB
Solar botics
August 21, 2017
Today August 21, 2017, we were treated to about 80% solar eclipse. In spite of the smoke, the weather cooperated so we couldn't miss this event.
Pinhole projector boxes were made out of cereal and shipping boxes:
Fancy ones were mounted onto a tripod, and a phone camera recording a time lapse video was taped to the box:
And the huge walk-in pinhole projector was great:
MORE POSTS
RoboSapien Movie
Hi all. Yesterday's solar race cars were very cool. Lots of neat tech, and a neck'n'neck race to the finish too! I took the extra effort to see some of the cars out at highway speed, then saw them again in-town. These things move! Anyways, enough about that. I got an email from John Hopkins, […]
Solarbotics at the MAKER FAIRE
We are going to be at one of the two coolest shows on earth, the San Francisco Bay Area MAKER FAIRE! (The other coolest show is the Austin version!) So we are packing up shop and heading down to beautiful California where it's warm and not snowing! If you are in the area, have a […]
New Kit: Type-1 Solarengine Re-issue
It's been a while since we've had this kit online, but due to some diligence we've found materials to update and re-issue it! Using the licensed "MillerEngine" (which we find to be a substantial improvement over the old Solarengine), we've changed the kit with a new black circuit board and updated documentation. Check it out […]
Solarbotics has been operating for more than 25 years, bringing electronics know-how and supplies to both the electronics professional and hobbyist. We'll be happy to help you too!
Solarbotics, Ltd. is not responsible for misprints or errors on product prices or information. For more information, please see our Terms and Conditions.
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.