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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 power… |
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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 wonderful… |
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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 or… |
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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 from… |
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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.… |
