Tell us about yourself!
Getting Started With Electronics
PCB Concepts and Materials
Circuit Board Design Class
could you share the pattern? :)
Easy 3D Printing
Simplest Geiger Counter
Giant USB Volume Knob
Chimera: $60 DLP High-Res 3D Printer
well i waiting for delivery two peltier module, will check and report :)also with this booster i successful charge mobile with 2 AA battery.