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Touch Switch For ON And OFF Using 555

Touch Switch For ON And OFF Using 555

  Touch Switch For ON and OFF any Appliance, Touch ON Touch OFF Switch  Working Of Circuit This Touch Switch is used for ON-OFF any appliance By simple Touch With the finger. ON OFF Touch switch, this is an easy and simple project. You can use any Two metal or wire with a small gap to making touch Point. Touch […]

Light Activated Switch using Transistor

Light Activated Switch using Transistor

LDR circuit diagram Dark sensor circuit This is a light-controlled LED light circuit, Light-activated switch, which fully depends on Light. LDR is used in this for sensing the DARK  and LIGHT. LDR is a Light Dependent Resistor which resistance increases as darkness and its resistance is Decreases when Light falling on it. automatic street light circuit diagram     In […]

Touch Alarm Switch Circuit using 555

Touch Alarm Switch Circuit using 555

 Touch Alarm This is a simple but interesting Project. In this circuit 555 timer is used.  555 timer ic is connected in Monostable mode.  A Very high resistor is connected between Vcc and pin 7 .  When touch the pin 2 then it is Triggered by the body because it get a negative pulse by touching it. When touch the […]

Automatic Night Lamp Using LDR

Automatic Night Lamp Using LDR

LDR darkness sensor circuit dark sensor circuit  This Automatic light operated light switch circuit is Based on LDR. LDR is a Light Dependent Resistor. It is also called Photoresistor. Introduction of LDR LDR (Photoresistor) is a type of variable resistor which Increases its Resistance when the Light is Decreases and its Resistance Decreases When Light is Increases. It means in […]

2 Digit Digital Object Counter

2 Digit Digital Object Counter

2 Digit Digital object counter project Here is circuit Diagram Of Door Entry Person Counter project, This object counter circuit is used as Digital Object Counter using Two Digit Seven segment LED Display. This can also called People or Object counter Circuit diagram using IC 555 and IC 4033 or Digital IR Counter to Count Door Entries. Here 4 IC […]

Mobile Phone jammer circuit diagram

Mobile Phone jammer circuit diagram

Introduction What is Mobile/Cell Phone Jammer A cell phone jammer is an small equipment that is capable of blocking transmission of signals between cell phone and base station. This is mostly done by creating interference at the operating frequency ranges of cell phones, which results in no signal or significant loss of signal quality. Although cell phone jammers could be […]

Mobile Phone Sensor Circuit

Mobile Phone Sensor Circuit

This is the circuit diagram of mobile detector .  This circuit can detects the RF signal From mobile phone and give a signal through Sound and LED Glow. This pocket-sized mobile communication detector or sniffer can sense the existence of a mobile device.  This mobile sensor can be used to avoid the use of mobile phones in private rooms, examination halls, etc. […]