op-amp based Over current /short circuit protection circuit This is a short circuit and Overload protection circuit using op-amp LM358. This protection circuit can be used in any DC load to protect Overload and short-circuit. This is a very simple and also easy circuit for DC Load. When Load is increased and cross the required […]
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single push button ON OFF relay latching switch one push button start stop relay This is ON OFF switch circuit by using the single pushbutton switch. In this circuit used 2 relays. Make the connection as the given diagram. When you give the supply to the connection, the output load is in OFF. Once press the
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Infrared proximity sensor circuit obstacle detector circuit When an object comes near and in front of the IR sensor then the output of the circuit becomes HIGH. But when the object will keep far away from the IR sensor, the output will LOW automatically. This is the function of IR proximity or obstacle sensor. infrared
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The following electronic circuit diagrams very Simple, useful, and can be made by any beginner. LED flasher circuit using transistor Battery level indicator circuit diagram Mini Fm transmitter circuit up to 50M range contactless electric line tester detect the line when the sensor wire touched over the cover of wire overheat or temperature sensor Adjust
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Smart relay switch for DC when a short circuit occurs, Automatic Switch OFF the supply and an indicator will also start to glow. This is just like an MCB used for AC. This switch is used for DC supply. This automatic Cut relay switch is very useful for damage protection to the circuit from
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Comparator A comparator is a circuit that compares two input voltages or currents and gives output High or Low as per the input signal. The Output is a digital form according to the input signal compared with the reference. Basically, a comparator is used in electronics to compare the two Analog input signals given on
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Operational Amplifier (op-amp) An operational amplifier or op-amp is basically a multistage, very high gain amplifier having very high input impedance (typically a few Mega ohms) and low output impedance(Less than 100 ohms) and has the capability to amplifying signals of frequency ranging from zero HZ to 1MZ. Opamp is basically a multistage, direct-coupled, negative
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What is DIAC Diac is a device of the thyristor family. DIAC means Diode Alternating current. Diode + Alternating current. This is a type of diode that works in both reverse and forward bias. This diode work on the complete cycle of AC means this work during a positive half-cycle and also during a negative
Arduino remote control AC Dimmer The brightness can be controlled using the IR remote of the TV, DVD, etc. Dimming Control system using MOC3021, BT136 Triac, and a zero-crossing detector circuit based on the MCT2E optocoupler. The optocoupler provides complete isolation between the AC side and the DC controller side. So if any fault or
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Servo motor control using Arduino Introduction What is Servo Motor A servo motor is a type of motor that can move or rotate its shaft at a specific angle with high precision control of angular or linear position, velocity, and acceleration. This is actually a DC Motor whose speed is slowly lowered by the gears.
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What to do with an old dvd player Old DVD player hacks Convert old dvd player to USB Any DVD player in which Disk Loader is not working or laser lens is not working for detecting optical disk, then you can use this as a plug and play audio and video directly from USB storage.
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Difference between BJT and JFET Comparison between BJT and JFET BJT JFET As its name Bipolar junction Transistor, This is a bipolar device. Means Minority and Majority both contribute in current conduction. This is Unipolar device, Means Only Majority or Minority contributes in current conduction. This is a Current controller. This is a Voltage
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why ac current passes through capacitor but dc can’t how capacitor block dc current Explanation 1 We try to understand using a discharged battery in the circuit. When switch on, the battery is starting to charge and increasing the voltage level of the battery and there is a flow of current. When the battery gets
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Norton’s theorem statement In Thevenin theorem, we see that in any complex circuit sources are converted in single voltage source Vth with the Series resistor Rth. Norton’s theorem is also a method to convert any complex network into a simple circuit. Norton Theorem, any two-terminal complicated network circuit can be converted in single Current source
Thevenin theorem Thevenin theorem statement Thevenin’s theorem is very important in point of view to Simplify the Network and Reduction of Network complexity in any circuit. This is also a very important theorem for Engineering and diploma students in basic Electrical. Thevenin theorem definition According to Thevenin’s theorem, any linear bilateral network irrespective of its
Transistor And Diode Identification Guide Each Semiconductor devices have a special numbering coding as per the specification of those components. All Components have a particular symbolic numbering with Alphanumeric coding for represents the characteristics of the material and other parameters. There is an international numbering system for all semiconductor devices and components. Transistor Coding System
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Small Electronic Projects for Beginners circuit diagram Simple electronic circuit There are some small, simple and effective electronic projects for beginners. These electronic projects are very easy to make and can easily construct by any beginner who have basic knowledge of electronics. Schematic diagram simple electrical circuit diagram Low battery indicator circuit diagram
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2000W Inverter circuit diagram This is the circuit diagram of a 2000w high-power inverter circuit. This is based on the mosfet3205. use 24v DC supply for operation and connect 24v 5A or more than 5A transformer. Please be careful with this circuit because of the high A voltage. Click on the image for the best
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Remote controlled AC Load With Arduino Without Relay Arduino remote control Here, I am presenting a mini project of a remote control switch for any AC appliance without Relay. A homemade Arduino Remote control switch is an interesting idea. Arduino Uno board is used here, but you can use any Arduino board. Download Arduino Library
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How to program Arduino IR sensor code Nowadays, Infrared (IR) remote is widely used as wireless communication to control appliances. There are many advantages of wireless technology. TV/video remote controls, motion sensors, remote control toys, music players, and infrared thermometers are very prominent examples of wireless communication using a remote control. In this section,
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LED chaser using Arduino This LED Multi Pattern of Blinking effect is done by using the arduino UNO. This led chaser circuit connection is very very easy and simple because of arduino board is used. The effect is very beautiful with multi style of patterns. Here only 10 LEDs are used but you can connect
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