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What is NOT gate (Inverter)

What is NOT gate (Inverter)

What is NOT gate (Inverter)  NOT gate logic inverter circuit NOT gate is Device which gives output always the inverse of INPUT. NOT gate output is always the complement of its INPUT. NOT gate also called an INVERTER and which has only one input and only one output. The main function of the inverter (NOT gate) is the invert the […]

Stereo Audio Amplifier Circuit Using CD6283

Stereo Audio Amplifier Circuit Using CD6283

CD6283 Stereo Amplifier Circuit Diagram CD6283/A6283 is Dual channel Medium Power Audio Amplifier. This ic mostly used in portable Mp3 player, CD/DVD player, Radio tape  player etc. Best Suitable for Low Power Best Quality Audio player.  This ic is SIP(Single in line package) has built in thermal shutdown protection and best for 9-12 v Supply operation.  Output power = 4.6 […]

Very sensitive Clap operated ON OFF Switch

Very sensitive Clap operated ON OFF Switch

Simple clap switch circuit diagram 220v using relay High Sensitive Clap operated switch circuit Without Microcontroller.When clapped , Connected Load is Switch ON.  Again Clap, Load is switch OFF. condenser mic is worked as sound sensor. You can Switch ON and Switch OFF The Appliance At your Room by simple clapping Or by a Sound. This is Sound activated ON […]

Stereo Audio Amplifier Using CD4440 / LA4440

Stereo Audio Amplifier Using CD4440 / LA4440

LA4440 ic Stereo Audio Amplifier Circuit Diagram LA4440 or CD4440 is a dual channel audio Monolithic amplifier integrated circuit.  This IC amplifier has 2 modes – Stereo Amplifier And Bridge Amplifier Mode According to Datasheet, it has Following Features Built-in 2 channels (dual) enabling use in stereo and bridge amplifier applications. Dual: 6Wx2  Bridge: 19W  • Minimum number of external parts […]

Light Activated Switch Without Relay

Light Activated Switch Without Relay

Light/Dark Activated Switch circuit without Relay The Working Principle of this Automatic Bulb Switch same as My previous Project Automatic Transformerless Light Switch.  But Here Used A Triac At the place of Relay. In the circuit, There is no used Relay for switching.  This is Automatic Light Controlled Bulb Switch With LDR Using Without Relay  When Light fall on LDR in […]

Automatic Night Light using LDR

Automatic Night Light using LDR

LDR circuit diagram LDR darkness sensor circuit This is an Automatic Night Light circuit Without Transformer operated by Light Using Light Sensor LDR (Light-dependent resistor). This Transformerless Automatic Light operated Night Light circuit is very simple and easy. At DayThe Bulb is an automatic switch off and At night Automatic Switch ON Automatic Night Bulb Switch. IN this circuit No […]

Infrared Security Alarm Using PhotoTransistor

Infrared Security Alarm Using PhotoTransistor

IR Based High sensitive Door Security Alarm circuit diagram This IR based security Alarm circuit is highly sensitive. Here A Phototransistor L14F1 is used for the detection of IR rays.  555 timer ic is used to provide a pulsed output For Emitting of IR rays at specific Frequency. The first part of the IR Security Alarm circuit including 555 ic […]