Solarcell Comparison Datasheet

Every year a group of my friends have an engineering Secret Santa. The rules are simple: make something cool for under $20 that requires engineering to complete. In years past we’ve seen Google cardboard VR headsets that are 6DOF, match stick rockets, 3D printed fans that explode when used, 3D printed rockets with cardboard launch […]

Grove - 4-Digit Display $7.25 4 digit displays are usually a 12 pin module. In this Grove gadget, we used a TM1637 to scale down the controlling pins into 2 Grove pins. Wireless USB Adapter $16.50 USB WiFi (802.11b/g/n) Module: For Raspberry Pi and more. Grove - Screw Terminal $3.50 Grove - Screw Terminal with […]

I created this choker as a project to demonstrate the new MicroNova APA102-2020 LED strips. Photo by Yeti, edited by Batgirl These addressable LEDs are extremely small, less than 1/4 the size of a standard 5050 LED. This project was built using engineering sample standard MicroNova 99 LED / meter strips . The MicroNova strips we are selling have 198/meter - […]

Our K HP HexPummer has always been a good, steady kit, but once we got our laser-cutter, we started experimenting... and was it ever neat to tuck one of these into a faux Japanese-style lantern! After upgrading two of the four LEDs with super-crazy-mega-bright LEDs, this solar-powered night-activated light show is quite a cool decoration, […]