Oscillator Circuits

The easy way to change sensor voltage (analog) to digital (1 and 0) is by using Analog to Digital Converter Circuit using IC 555. This method is cheap and easy for good learning. IC 555 chip can make simple ADC with low cost. In this circuit 555 IC work like ON/OFF pulse maker. Two pins […]

To design Design Crystal Oscillator Circuit need know some basic things. Use crystal to make steady frequency. Choose right crystal and connect with other parts like resistor and capacitor. Be sure circuit give right signal for our device. Easy steps help us build good working circuit. Circuit Working: Let us learn about this circuit with […]

Simple Hulda Clark Zapper Circuit using IC 555 make electric current with set frequency for healing. It uses IC 555 chip. This type of circuit are also called Hulda Clark zapper which was made in 2003. Circuit Working: Parts List: Category Description Quantity Resistors 1k, 3.3k 1/4 watt 2 each Capacitors Ceramic 4.7nF 1 Ceramic […]

This article show how to make a Simple Morse Key Circuit using IC 555. It is an easy circuit and is good for Morse code practice. IC 555 can work in many ways. In this project it work as astable multivibrator. That means it make signal by itself and there is no need for outside […]

This post is about a Simple Ticking Bomb Simulator Circuit. It make ticking sound like real bomb in movie or game. This circuit is just for fun and with no real danger. Circuit Working: Parts List: Component Type Value Quantity Resistor 47k 1/4 watt 1 Capacitors Electrolytic 10μF 25V 2 Semiconductors IC 555 1 Speaker […]

Simple IC 555 Oscillator Circuits is a 555 timer chip which common and easy to use. It is good for many projects. But for some circuits we must know how it works when not active. Two main pins: IC 555 Pinouts Here is a list that shows what each pin on the chip does. IC […]