Arduino Uno and SIM900 EFcom shield. 3 Outputs and 2 Inputs can be written/read over a short-message (SMS). some SMS commands are: “#s” : get…
Author: ned
parts ready. testing 8×8 led matrix
bad ESC timing ripped flying wing airplane in half. adjusting ESC timing settings epoxy resin fiberglass nets applying epoxy applying epoxy and fiberglass cured composite…
Here some pinouts of cheap chinese sound effect chip boards / modules.
breadboard circuit and arduino programming. cloned signal opens the garage door. all parts ready case drilled the circuit is powered by 2 CR2032 button cell…
first a few methods which might or might not work: [code language=”bash”]your_command_here; beep[/code] which doesn’t work on all systems [code language=”bash”]your_command_here; tput bel[/code] which doesn’t…
HC-SR501: a cheap 0.70$ PIR motion sensor
modeling the phone case..
reusing my old 2006 macbook. the macbook motherboard mounted to the heatsinks. the fan can be disabled by software or will automatically run, if the…
i packed 1kg sea salt between a net. after 4 weeks in a smokehouse, i got it back with a different color. turned out nicely…