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Operational amplifier | Op-amp

What is Operational Amplifier, Uncategorized

ContentsOperational Amplifier(op-amp)Block diagram of operational amplifierSymbol of an op-ampOp-amp circuits1. Inverting amplifier2. Non-inverting amplifierDifferential AmplifierCMRR (Common mode rejection ratio)Voltage follower or Unity gain of op-ampUnity gain bufferSlew rate (SR)Slew rate definitionSlew rate Formula Operational Amplifier (op-amp) An operational amplifier or op-amp is basically a multistage, very high gain amplifier having very high input impedance (typically […]

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AC vs DC

Uncategorized

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What is DIAC

What is DIAC, Uncategorized

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

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Arduino Remote control AC Dimmer

Arduino projects, Remote controlled, Uncategorized

Arduino remote control AC Dimmer The brightness can be controlled using the IR remote of TV, DVD, etc. Dimming Control system using MOC3021, BT136 Triac and a zero-crossing detector circuit based on the MCT2E optocoupler. Optocoupler provides complete isolation between the AC side and the DC controller side. So if any fault or short circuit

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Servo motor control using Arduino UNO

Arduino projects, Servo motor control using Arduino UNO, Uncategorized

ContentsServo motor control using ArduinoWhat is Servo MotorApplications of servo motorAuto sweep (without Potentiometer)Servo motor control using a potentiometer (Knob) –Demo VideoServo control using Single PushbuttonCoding (Servo control using Single Pushbutton)Videoservo control using 2 push Button-Coding (Servo control using 2 Pushbutton)VideoSave and play Servo motorsVideo Servo motor control using Arduino Introduction What is Servo Motor

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How do I play a movie on a DVD player using USB

Uncategorized

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

Uncategorized

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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How capacitor block dc current

how capacitor block dc current, Uncategorized

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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kirchhoff’s law

kirchhoff's law, Uncategorized

Contentskirchhoff’s lawKirchhoff’s voltage law(KVL)What is Rise in potential and drop-in potential?kirchhoff’s current law (KCL)MeshLoopDifference between Loop and MeshExamplesExample 1Examples based on KCL (Node analysis Method)Example 2Example 3 kirchhoff’s law Kirchhoff’s voltage law (KVL) According to Kirchoff’s Voltage Law (KVL), In any closed circuit or mesh, the algebraic sum of all the emf (voltage source )

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Active | Passive | Linear | Non-Linear | Unilateral | Bilateral Elements

Classification of electrical elements, Uncategorized

ContentsWhat are electrical elementsClassification of electrical elements1.On the basis of energy transfer1. Source2. Load2. On the basis of waveformActive Components or Active ElementsPassive Components or Passive Elements3. On the basis of V-I Characteristics Linear Elements (We also say Ohmic Element)Non-Linear Elements (It is also called Non-Ohmic element)Transistor, Diodes are Non -Linear elements. 4. Unilateral and Bilateral Unilateral Element/ComponentBilateral

Norton theorem

Norton's Theorem, Uncategorized

ContentsNorton’s theorem statementSteps for solving the Norton theorem problemsExample 1Example 2FAQ(Frequently asked questions) – Norton’s TheoremThevenin theoremKirchoff’s law (KCL, KVL) Logic gates Zener diode workingWhat is Opto-coupler/Opto-isolator 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

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Thevenin theorem

Thevenin theorem, Uncategorized

ContentsThevenin theoremThevenin theorem statementThevenin theorem definitionThevenin’s theorem problemsExample 1Example 2Example 3 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

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Semiconductor device numbering system

Semiconductor device numbering system, Uncategorized

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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Top 5 Circuit diagram For Beginners

Uncategorized

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

Uncategorized, Inverter Circuit

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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Arduino Remote control 220v AC Without Relay

Uncategorized, Arduino projects, Remote controlled

Remote controlled AC Load With Arduino Without Relay Arduino remote control Here I am presenting a mini project of 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 Proteus

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Remote controlled LED with Arduino

Uncategorized, Arduino projects, Remote controlled

https://www.facebook.com/1828100427483348/videos/461946714311895/ How to program Arduino ir sensor code Nowadays Infrared (IR) remote is widely used as wireless communication to control any appliances. There are many advantages of wireless technology. TV/video remote controls, motion sensors, remote control toys, music player and infrared thermometers are a very prominent example of wireless communication using a remote control. In

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Multi Pattern LED Chaser

Uncategorized, Arduino projects, LED Chaser Flasher Circuit

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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Dark Sensor Circuit

Uncategorized, Dark sensor Circuit

Dark/Light Activated Circuit using LDR The dark sensor circuit is very useful to Automatic Switch ON and OFF any appliance by Detection of Light and Dark. LDR is a photoresistor that is used for the detection of light. When Light intensity high on LDR, The Resistance through it Decrease and When Light intensity is Low

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Easy 3 Channel LED Flasher/Chaser

Uncategorized, LED Chaser Flasher Circuit

3 LED flasher circuit using transistor Here is another type of LED flasher circuit but this circuit is also about the same as my previous led chaser, here is some change in this circuit. This is a Very Easy and beautiful LED chaser that is made using without any ic. only transistors, capacitors and resistors

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CFL Driver Inverter Circuit

Uncategorized, Inverter Circuit

12v CFL Inverter circuit for Emergency Light This is a small power inverter circuit that produces 230v ac at the output through the transformer. The circuit is designed by T.Kalpana. This can be used as the emergency CFL lighting, CFL needs AC input for operating and this circuit provides the AC to CFL. This circuit

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12v Battery Level Indicator With LM3914 ic

Indicator, Uncategorized

12v battery charge level indicator circuit led bar graph The LM3914 is a monolithic integrated circuit that senses analog voltage levels and drives 10 LEDs, providing a linear analog display. This ic is used for Dot and Bar Display. A single pin changes the display from a moving dot to a bar graph. The current

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