About Me

 I am Md. Anisur Rahman. I have completed Cyber Security for my Masters of Science in Computer Science & Engineering (MSCSE) at United International University (UIU) in 2022. I have completed my Professional Diploma in Electronics Engineering from Online University of UK in 2018. I have completed Post Graduate Diploma in Information Technology (PGDIT) from IIT, Jahangirnagar University in 2020. Now I am a Head of IT (CSE Teacher) at Programming24 School. I am a Technical Content Writer and an Instructor(Circuit Analyst) & a Forum Organizer at Electronics Circuit Design in DCACLab.com.

Any Query? Please Visit:

:globe_with_meridians: Forum: https://dcaclab.com/forum

:globe_with_meridians: Manual: https://dcaclab.com/pages

:globe_with_meridians: Blog: https://dcaclab.com/blog

:inbox_tray: Email: [email protected]

Making Polarity switcher with the DPDT switch:

Created: 04 Feb. 2020 13516 views

How to Relay Work?

Created: 15 Oct. 2020 4861 views

Freewheeling Diodes using Inductor

Created: 03 Feb. 2020 3245 views

Circuit Breakers and Fuses Explanation

Created: 03 Feb. 2020 7079 views

Kirchhoff's Circuit Laws Analysis

Created: 27 Oct. 2022 4835 views

How To Light Detector Resistor Works

Created: 28 Jun. 2022 3702 views

Operational Amplifier Circuit

Created: 14 Nov. 2022 854 views

Blinking LED Circuit Using OPAMP

Created: 14 Nov. 2022 920 views

KHN Universal Filter Circuit

Created: 15 Nov. 2022 742 views

Precision Rectifier Circuit Analysis

Created: 15 Nov. 2022 853 views

Full Wave Rectifier Diode Bridge Circuit

Created: 27 Nov. 2022 866 views

LED Light On Off Using Battery

Created: 27 Nov. 2022 853 views

Potentiometer Analysis Circuit

Created: 05 Dec. 2022 872 views

Lead Acid Battery Charger Circuit

Created: 13 Dec. 2022 713 views

LED With Relay

Created: 23 Jun. 2021 12652 views

IC LM741 Test Circuit

Created: 13 Apr. 2025 536 views

LM317 Variable Voltage Regulation Circuit

Created: 19 Apr. 2025 395 views

Brand Pass Filter W/DC

Created: 26 Apr. 2025 303 views

555 timer - Astable Mode - AC

Created: 07 Oct. 2024 815 views

Transformer And Amplitudes Operator

Created: 13 Sep. 2023 984 views

RLC resonance

Created: 07 Oct. 2024 660 views

How to Relay works?

Created: 03 Feb. 2020 5354 views

Make a 555 Timer

Created: 24 Oct. 2024 754 views

N-Channel MOSFET Circuit using buzzer

Created: 09 Oct. 2024 687 views

Combine Gate Circuit

Created: 17 Sep. 2025 258 views

Transformer Voltage Regulation

Created: 27 Jan. 2021 2531 views

Voltage Regulator Operation

Created: 13 Sep. 2023 26168 views

AC Capacitor Phasor

Created: 06 Jan. 2021 5790 views

RC Differentiator Circuit

Created: 18 Jan. 2021 4632 views

Simple Passive Averager Circuit

Created: 02 May. 2021 3785 views

Full Wave Bridge prevents polarity mistake

Created: 22 Jun. 2021 2934 views

RL-LC-RC-RLC-C Response

Created: 23 Nov. 2020 4497 views

How to Create RC Waveform with 3 Slides

Created: 28 Dec. 2020 5471 views

Sinusoidal Waveforms for AC Resistance

Created: 06 Jan. 2021 2734 views

Capacitive Voltage Divider

Created: 11 Mar. 2020 7225 views

Biopolar using NPN Transistor

Created: 17 Feb. 2020 4095 views

Phase Splitter using an NPN Transistor

Created: 27 Jan. 2021 3196 views

Transformer in Diode Bridge Circuit

Created: 19 Jun. 2021 3354 views

Phase Sequence Network

Created: 02 Feb. 2021 3981 views

Full Wave Rectifier W/Filter Circuit

Created: 29 Jan. 2021 4250 views

How to Build a Square Wave To Sine Wave

Created: 29 Jan. 2021 4661 views

Phase Offset AC Circuit Observation

Created: 29 Jan. 2021 2493 views

Zener Diode Regulator

Created: 27 Jan. 2021 2879 views

Diode Clipping of Different Bias levels

Created: 07 Feb. 2020 10248 views

DC Circuit Observation

Created: 07 Feb. 2020 4387 views

Series Circuit Vs Parallal Circuit

Created: 02 Feb. 2020 7402 views

Charging Circuit

Created: 06 Jan. 2021 4928 views

Logic Gates Observation

Created: 25 Nov. 2020 3122 views

Amplifier DC Circuit With Diode

Created: 08 Jan. 2021 3681 views

AND to NAND Gate

Created: 17 Feb. 2020 3502 views

Transformer Basics and Transformer Principles

Created: 03 Feb. 2020 3989 views

Building an AC to DC Circuit Convert

Created: 12 Oct. 2020 3346 views

Lamp Flashing with Diode

Created: 22 Jul. 2020 5823 views

Clipping of Both Half Cycles

Created: 07 Feb. 2020 12926 views

Inverting Operational Amplifier

Created: 07 Feb. 2020 11435 views

How to Discharge a Capacitor

Created: 07 Feb. 2020 3547 views

Introduction to PNP Transistor

Created: 03 Feb. 2020 4097 views

Potentiometer Analysis

Created: 03 Feb. 2020 3801 views

Dynamic Kirchhoff’s current law from DCACLAB

Created: 03 Feb. 2020 3608 views

A Circuit with LED Light

Created: 03 Feb. 2020 6788 views

A Blinking LED Circuit

Created: 03 Feb. 2020 14089 views

A Charged Capacitor to Light an LED

Created: 03 Feb. 2020 5141 views

Pi Model Circuit

Created: 29 Dec. 2021 737 views

Relay is Multi functioned.

Created: 16 Sep. 2019 8631 views

Auto Cut Off Lithium Battery Charger

Created: 02 Dec. 2022 757 views

Fan with Regulator Observation

Created: 07 Feb. 2021 4100 views

DC & AC Circuit Observation

Created: 25 Nov. 2020 1116 views

Ohm Law Experiment

Created: 29 Jan. 2020 11462 views

Emergency Flashers Using Astable Multivibrator

Created: 26 Nov. 2022 7501 views

Transformer-coupled Amplifier Circuit

Created: 06 Jan. 2021 3515 views

A Complete Electrical House Wiring

Created: 22 Oct. 2024 465 views

Inductor Response

Created: 24 Oct. 2024 383 views

LED Chaser Without IC

Created: 26 Oct. 2024 571 views

Kirchoff's Current and Voltage Law Practical

Created: 27 Oct. 2024 383 views

Ohm Law Experimemt & Observation

Created: 12 Dec. 2020 2639 views

555 Timer IC Testing Circuit

Created: 05 Nov. 2024 308 views

ON-OFF Lamp in 3 Places

Created: 23 Jun. 2021 3864 views

Summing Amplifier Circuit

Created: 12 Nov. 2022 3863 views

Half Wave Rectifier Circuit

Created: 19 Jul. 2025 210 views

Diode Rectifier Bridge

Created: 22 Jun. 2021 13633 views

555 timer - Astable Mode - DC

Created: 02 Oct. 2024 1011 views

Zener Diode Circuit and Calculation

Created: 08 Feb. 2025 343 views

Positive-Nagetive half wave rectifier circuit

Created: 16 Sep. 2025 120 views

Electricity is flown into wire Point A to B

Created: 29 Aug. 2025 149 views

Blinking LED

Created: 02 Nov. 2024 468 views

Transistor Operation with Push Button

Created: 21 Dec. 2024 377 views

A Summing Amplifier Circuit Using Opamp

Created: 22 Dec. 2024 371 views

Wheatstone Bridge Circuit

Created: 22 Dec. 2024 748 views

Simple Mobile Battery Charger Circuit

Created: 28 Dec. 2024 446 views

Lamp Protection using Fuse

Created: 29 Dec. 2024 360 views

RC High Pass Filter

Created: 01 Jan. 2025 367 views

RC Low Pass Filter

Created: 01 Jan. 2025 358 views

Logic Gate Operation

Created: 22 Dec. 2024 1649 views

Battery Level Indicator Circuit

Created: 08 Jan. 2025 386 views

Battery Polarity Test Circuit

Created: 29 Sep. 2025 210 views

Full Adder Circuit Diagram

Created: 27 Nov. 2022 4304 views

Bulb Experiment

Created: 30 Sep. 2025 112 views

Short Circuit

Created: 03 Feb. 2020 4851 views

Capacitor can be charged or discharged

Created: 11 Jan. 2025 468 views

Norton's Theorem Circuit

Created: 31 Jan. 2025 323 views

Mesh Current Analysis

Created: 11 Mar. 2020 5909 views

Nodal Voltage Analysis Circuit

Created: 22 Dec. 2021 11205 views

P-Channel MOSFET circuit using buzzer

Created: 09 Oct. 2024 565 views

Running LED

Created: 03 Feb. 2025 387 views

Voltage Level Detector using Opamp

Created: 06 Feb. 2025 318 views

Blinking LED Using 555 Timer

Created: 07 Feb. 2025 709 views

Dark Activated LED Light

Created: 12 Nov. 2022 1355 views

S'R' and SR Latches Circuit

Created: 27 Nov. 2022 692 views

DC Motor Controller

Created: 12 Feb. 2025 390 views

Digital Logic Circuit ( Only 0, 1 = 1 )

Created: 18 Sep. 2025 135 views

Properties of of Transformer

Created: 04 Feb. 2020 5261 views

Bistabe Mode Using 555 Timer

Created: 12 Feb. 2025 446 views

Monostable Mode Using 555 Timer

Created: 12 Feb. 2025 366 views

Summimg Amplifier using Potentiometer

Created: 24 Feb. 2025 299 views

Pulse Amplitude Modulation(PAM)

Created: 09 Mar. 2025 338 views

Amplitude Modulation

Created: 09 Mar. 2025 1097 views

Two light control using Relay circuit

Created: 15 Sep. 2025 132 views

Differentiator using OPAMP

Created: 18 Mar. 2025 252 views

Spike Generator using Diode

Created: 19 Mar. 2025 256 views

Buck Converter Circuit - Power Converter

Created: 20 Mar. 2025 265 views

Boost Converter Circuit - Power Converter

Created: 20 Mar. 2025 257 views

Automatic Street Light Control

Created: 24 Oct. 2024 743 views

Triangle Wave Generator Circuit

Created: 22 Jun. 2021 3454 views

Sawtooth Wave Generator using Diode and Opamp

Created: 15 Jun. 2021 3286 views

LRC Circuit

Created: 26 Mar. 2025 265 views

Buck-Boost Converter - Power Converter

Created: 26 Mar. 2025 239 views

Miniature Circuit Breaker(MCB) Observation

Created: 07 Oct. 2025 148 views

Biopolar Jeet Transistor (BJT) Biasing

Created: 11 Sep. 2025 132 views

Motor Reversing Circuit

Created: 19 Jun. 2025 326 views

Power Supply Battery Charger Circuit

Created: 11 Sep. 2025 150 views

Series Current Circuit

Created: 16 Sep. 2025 143 views

D Filp-Flop Circuit

Created: 27 Nov. 2022 615 views

Full Adder Circuit

Created: 17 Sep. 2025 227 views
440210
Total Circuits Views
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