In this post I have explained how to build a simple yet accurate timer circuit using the IC 4060 and some ordinary passive components. Main Advantage of using IC 4060 […]
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Highly Sensitive Mobile Phone Detector Circuit
A cellphone or mobile phone detector is actually a high gain op amp amplifier which detects slightest of RF disturbance from a mobile phone, and illuminates an LED. NOTE: This […]
GSM Based Cell Phone Remote Control Switch Circuit
This circuit will allow you to control any electrical gadget from any part of the world through your cellphone remotely, that too without spending a penny for the individual commands. […]
Make this Wireless Speaker Circuit
In this article I have explained a very simple circuit of a wireless speaker system which can be used for playing hi quality music wirelessly from your TV set, DVD […]
How to Build a Rain Sensor Circuit
This is a simple rain sensor circuit which can be built by a school grade student very easily and can be used for displaying its relatively useful feature, probably among […]
IC 741 Low Battery Indicator Circuit
The proposed circuit was requested by one of the avid readers of my blog. It is a low battery warning indicator circuit using op amp IC 741 and can be […]
