Tilden Lecture in Pasadena

Hellooooo! I love getting new gearmotors to test. I get to break them apart, poke them, submit them to torture test - it's all great fun. My latest victim of inspection is our new GM17 HE Offset gearmotor. It uses a very power efficient 300-form factor motor to drive the 228:1 gearbox. It isn't a […]

 The cyber:bot robot adds a tangible hardware dimension to Python-focused computer science, CTE and cybersecurity programs.  The cyber:bot robot puts the BBC micro:bit module on the Parallax small robot form factor that's a proven STEM success in classrooms from middle school into college, leveraging the add-ons available for this chassis. A user-transparent onboard Propeller Multicore […]

IT IS NOW NOVEMBER. THIS IS NOT A DRILL. STAY CALM. While a change in month is always an unsettling event, this one is particularly dreadful. Why exactly, we're not sure. But we have the feeling that if it was called 'Yesvember', things would be a lot more... Positive. So we're doing what we can […]

#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 […]