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Simple Audio Amplifier using 555 Timer IC
555 time IC is very powerful and versatile IC, it can be used in many forms. In this tutorial we are going to see how a 555 IC… |
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Emergency Light
Emergency light is an integral part of household electronics nowadays. We all know Emergency light is used during the… |
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DIY Piano
Piano is developed by connecting a 555 timer ASTABLE multivibrator with variable frequency to a speaker. Piano is a… |
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IR Based Security Alarm
IR based security alarm circuit can detect any movement and trigger the alarm. This circuit is very useful in homes, banks… |
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2 Digit Object/Product Counter
Object counters or product counters are important applications used in industries, shopping malls, etc. They count objects… |
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LM386 Based Audio Amplifier Circuit
Simple Mic audio amplifier can amplify sound that is given from Microphone. This circuit can be used as “Small mic and… |
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DTMF Based Home Automation
We use many different types of communication in control applications to control home appliances, industrial appliances, and… |
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Cell Phone Charger Circuit
Mobile phones generally charge with 5v regulated DC supply, so basically we are going to build a 5v regulated DC supply… |
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Automatic Staircase Lights using PIR Sensor and Relay
This automatic staircase light circuit switch on the staircase lights automatically when someone enters on the stairs and gets… |
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Fire Alarm using Thermistor
Fire alarms are prime necessities in modern buildings and architectures, especially in banks, data centers and gas stations.… |