Sequential device activator or process control timer circuits have wide area of applications and its complexity varies depending upon the device to be activated. Here is a simple sequential device activator circuit using IC 555 and relay as activator. As…
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Battery chargers circuit play quite a important role in everyday life as we use variety of chargers and most of the chargers we avail from the market are quite expensive. So this circuit teaches you how to make one with…
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Quiz buzzer circuits have been available numerous in number yet we face many problems in most of the circuits and some cost much. Here is a perfect and cost effective electronic circuit which can be used for quiz in schools…
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The IC 74LS373 is a transparent latch consists of a eight latches with three state outputs for bus organized systems applications.It is a 20 pin IC comprises of eight input data lines (D0-D7) and eight output lines (O0-O7). The OE…
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The Infra Red signals are widely used in wide range of remote control applications so it is worthy to know about the transmission and receiving the IR signals.Here the above circuit was a simple Infrared receiver circuit constructed using IC…
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LED circuits always play an important role in daily life applications in many ways.It attracts Electronic hobbyist interest since it was easy, simple to implement and cost effective too.This was a simple LED christmas lights using Transistor in astable mode.Lets…
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Astable multivibrator has a great significance so was used wide in variety of Electronic circuits.And mostly we employ NE 555 Timer IC as an Astable multivibrator but here in this square wave generator we use a Operational Amplifier (Op-Amp) as a…
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