4 volts simple inverter project: explanation
4-volt simple inverter: In mini electronic projects, conversion of DC voltage to AC voltage is a very interesting and common …
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Rain Alarm Circuit using Transistors
A rain alarm sensor circuit is very beneficial device for alerting when rainfall. The following circuit diagram is Rain alarm …
Lm 741 Pin Configuration, Features & Working
Ic741-pin-configuration-features: Lm741 ic is the most commonly used op-amp integrated circuit. It is a voltage amplifier ic, it inverts the …
Touch switch circuit using Transistor
There is a list of touch switch circuits some are complicated and some are very simple. In this article we …
IC 4440 Amplifier Circuit
In this project we are going to built a simple IC 4440 amplifier circuit but the output is very nice …
LM386 Audio Amplifier Circuit
In this article we are going to show you a simple LM386 audio amplifier circuit. Circuit diagram of the LM386 …
Two Transistor Amplifier
For most systems single transistor amplifier does not provide sufficient gain or output impedance matching. The solution is only to …
Single Transistor Amplifier Circuit
An audio amplifier is a device that multiplies an applied input signal amplitude to a level that may be much …
Non Contact Voltage Tester by using transistor
Non-Contact Voltage Detector: Electricity can cause injury or even become the cause of death; that is why safety must come …
LED blinker directly with 220 VAC
In this 220 V blinking LED circuit, we powered a 3-volt DC LED directly with 220 V AC. This circuit …