Simple metal detector circuit
This is a simple metal detector circuit, Can find various metal and adjustable sensitivity Easy to use near metal. use IC-NE556-Monostable multivibrator Read more
Signal amplifier circuit diagram with set input-output ratio
A application a Signal amplifier circuit diagram with set input-output ratio, specifically the AC signal amplifier in common electronic circuits. Read more
Adding Capacitance Meter Range for Digital Multimeter
This circuit is built to add capacitance meter range range for a general digital multimeter which is small,cheap and most popular. […] Read more
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