Welcome to circuitspedia.com

;
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. […]

Automatic DC FAN controller circuit

Automatic DC FAN controller circuit

Automatic Temperature controlled DC FAN Controller Circuit  We use many electronic gadgets like power Amplifiers, SMPS, Inverters and AC-DC converters etc. These gadgests uses ICs that generates more heat during opetation and required any temperature controller for Cooling to control the heat for protecting the devices. This circuit is ideal to control the cooling fan of heat generated electronic gadgets […]

DC FAN Speed Regulator Circuit

DC FAN Speed Regulator Circuit

  DC FAN Speed Regulator Circuit DC FAN Motor Speed Controller Regulator Circuit Works ON Principle of Pulse Width Modulation (PWM) technique , By Using This Technique Controlling Of DC Motor Speed is very Smoothly And Noise Free. Introduction Of  PWM The modulation is a process of varying the parameter of a carrier signal in accordance with the instantaneous value of […]

IR Based Security Alarm Circuit

IR Based Security Alarm Circuit

Automatic Door Security Alarm System Introduction This is used to any Door or Gate to Detect Any human person or any animal pass across the gate. When Any Crosses the gate then Automatic alarm beeped for some duration and then after automatically stopped. So even any person or gateman or guard is not available at door, no can be entered […]

Very Simple Method to Read Value of Capacitor

Very Simple Method to Read Value of Capacitor

Method of Finding the value/Meaning of codes of capacitor   Click Here For Resistor Colour Code And SMD Resistor Code  •  Ceramic disc capacitors have two to three digits code printed on them. •  The first two numbers describe the value of the capacitor and the third number is the number of zeros in the multiplier. •   When the first two numbers are […]

Remote Controlled Switch for Appliance

Remote Controlled Switch for Appliance

circuit diagram of Remote controlled switch project (Single Load) • This is a schematic circuit diagram of a remote-controlled switch for home appliances. • TSOP1738 used in the circuit for detecting IR signals from the remote. •  This circuit works with any infrared remote using for TV, DVD, USB player, etc. In this circuit there are two relays are used, the […]

555 Timer ic Tutorial

555 Timer ic Tutorial

555 Timer   This is very popular and most common using ic used for various purposes in the electronics area.  555 timer ic is widely used in many electronics circuits for generating pulses, timer/ delay,  for oscillation, tone generator, led light flasher, multivibrator, etc. This ic especially designed to accurately produce the required output waveform with the requirement of just a […]