New Book - Robot Sumo!

Fun fact: As I type this out, I'm doing so not while sitting at my desk, but sitting on it. I highly recommend you try it. Probably not very ergonomic, but hey. When the boss temporarily commandeers your chair, you gotta make do with what you got. So this week we have a few small […]

#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 […]

28BYJ-48-16 16:1 Stepper Gearmotor $5.85 Originally designed for control of HVAC vanes and similar low-demand equipment, these stepper-motor gearboxes have lots of hacking potential. This is the lower torque / higher speed 16:1. 28BYJ-48-64 64:1 Stepper Gearmotor $5.85 Originally designed for control of HVAC vanes and similar low-demand equipment, these stepper-motor gearboxes have lots of […]

Sorry about the delay in making these available. These tiny 25:1 pager-sized gear motors are difficult to get built. BUT, we finally have more GM15 gearmotors in stock!