Simple Rat Repellent Circuit

Following the last circuit of electronic mosquito repellent, now you will see a rat repellent circuit, which is fully electronic and as much intriguing just like our previous article.. In fact the operating concepts of electronic mosquito repellent and mice repellent tend to be precisely identical, making use of echolocation which may be undesirable by […]

Read More »

Mosquito Repellent Circuit – Tested

In this article we learn about an easy as well as inexpensive tested mosquito repellent circuit layout. The circuit functions to prevent the mosquitoes from the area or maybe the place in which the unit is fitted. Based on a number of journals, the frequency released by the male mosquitoes is probably about 20-25 kHz, […]

Read More »

Understanding Phase shift Oscillator Circuit

In this post we are going to understand how a phase shift oscillator works and we will be constructing one and also simulate output the using software simulation tools. Phase shift oscillator is a sine wave oscillator which generates the frequency based on connected resistors and capacitors network. The advantage of phase shift oscillator is […]

Read More »

How Crystal Oscillators Work

In this post we are going to understand how crystal oscillator circuit works and we will be constructing one, which can generate frequency at Mega-hertz range. In this digital world, all digital processors are virtually dead without clock signal. Today’s processors does complicated functions like solving math problems, cryptography, information transfer between processors, communicating with […]

Read More »

Simple 24V 20 Amp Adjustable Power Supply Circuit

Here we will see how we can make a simple 20 amp 24V adjustable power supply circuit using an LM317 IC and  afew 2N3055 transistors configured in their emitter follower mode. This circuit is quite popular among vehicles or busses in which the batteries offer 24V including different things within the electrical circuit where 12V […]

Read More »

9V Tubelight Inverter Circuit

In this article we will learn how to make an easy 9V fluorescent tube inverter circuit using ordinary parts such as IC 555 and a cheap 0-6V/220V step down transformer. As shown in the diagram below, the IC 555 is wired in its most standard configuration of an astable multivibrator meaning in this mode the […]

Read More »

Simple Square Wave Inverter Circuit Using Arduino

In this post we are going to construct a very simple inverter using Arduino Uno. The proposed project can be easily accomplished by beginners, but care must be taken since we are working with high voltage situation. The project is made for arduino enthusiast; similar project can also be accomplished with transistors or IC 555 […]

Read More »

Sine Wave Inverter Circuit using PIC16F72

The post details comprehensively regarding how to build a pure sinewave inverter circuit using microcontroller circuit with PIC16F72 The following image shows the complete circuit diagram of the sinewave inverter, the images are divided into two in order to fit inside the page, please join them together after printing the two images.   The following image […]

Read More »

Simple Wireless Headphone Circuit

 When somebody thinks about a simple wireless headphone circuit there are a few options that are generally visualized. The simplest of these options is incorporating IR or infrared light through which the audio signal to be transmitted is modulated and processed accordingly, while on the receiver side the signal is again demodulated and amplified appropriately […]

Read More »