All Electronics Hobby Projects. You can build quickly them when have free times. Most cheap and easy to find parts.
This is AC variable power supply circuit that apply output of 0-30V at 3A by use electronic components, bridge diode,and more, to control voltage[...]
This is Big digital clock circuit without microcontroller, This projects use all CMOS ICs for learn digital and use 7 segment 6 inch LEDs and AC line 50Hz. [...]
This infrared remote control can control working of 2 channel or can use to control two Electric appliance, each one on-off freely and a maximum of 300 watts on Control…
This is the cheap fire alarm circuit that Use principle of infrared sensor smoke. When cause events fire. The principle is simple and affordable.
This is complete stereo amplifier circuit 60W +60 W without customize. Which is easy to build , sound quality, and cheap because the LM3876 works perfect. [...]