1.5V Battery Tester Circuit
This 1.5V battery tester circuit uses the LM324 to measure 1.5V / 1.2V AA or AAA batteries. The batteries’ charge is displayed using 8 LEDs. Read more
Sine Wave Generator Circuit With Double Balance Mixer IC
The simple sine wave generator circuit that out of 30MHz,15MHz as main components is IC-number NE602, Double Balance Mixer IC to make as sine wave circuit. Read more
Simple IF signal generator circuit using CMOS IC
This is a Simple IF signal generator circuit using CMOS IC CD4011 as oscillator -CD4040 as divider and crystal-3.579 MHz into output AM: frequency 455 KHz Read more
CAR DC to DC converter circuit, output +/- 27V to +/-50V using LM3524
The car dc to dc converter project for converts from 12V car battery to dual voltage of +40V Ground and -40V Available of +/-27V ; +/-30V ; +/-30V; +/-50V Read more
3 Temperature detector circuit with buzzer alarm
You should build the simple temperature detector circuit diagram with a buzzer alarm. It can check a changing of temperature. It is so real easy project. Read more