Mai multe idei de la cryss
Simple 220V touch night lamp circuit can be learned in this article and implemented as a bed lamp for monetarily toggling by touching the pad during night time for a delay time of about 1 minute.

Simple 220V touch night lamp circuit can be learned in this article and implemented as a bed lamp for monetarily toggling by touching the pad during night time for a delay time of about 1 minute.

The post details the circuit method of using LM317 as a variable voltage regulator and also as a variable current regulator.

The post details the circuit method of using LM317 as a variable voltage regulator and also as a variable current regulator.

USB-OTG

USB-OTG

Simple soft start Circuit 220V soft start circuit

Simple soft start Circuit 220V soft start circuit

whoa!  looks difficult, but very pretty way to redo an old coffee table.

whoa! looks difficult, but very pretty way to redo an old coffee table.

Cat Paradise

Cat Paradise

Off road lights wiring diagram:

Off road lights wiring diagram:

DIY 2G/3G/4G Wireless Cell Phone Signal Booster

DIY 2G/3G/4G Wireless Cell Phone Signal Booster

Electronics

Electronics

Raspberry PI Pinout

Raspberry PI Pinout