Many electronics circuits and projects for learning in simple ways.

Easy & simple electronic projects

Hello friends,
We have been over 250+ post about simple electronic projects and cheap. Which I also like them. The easy electronics Projects work surely. Because I know that you need to have a great experience on my site. But in these categories have a lot of posts, sometimes you may difficult to find them. Therefore, I post this as the list.


Electronics for you: Mini projects

Power Amplifiers

Power Amplifiers with PCB
For example:

  1. 15 watts Multi-purpose
  2. 20 watts Integrated Amplifiers
  3. 120W Super Bridge
  4. 100 watts DC Servo MOSFET
  5. High Quality Tri Amplifier
  6. Main Amps 50 watts OCL
  7. Guitar Preamp-over Drive

…and more… :: Power amplifier with PCB layout

Power inverter Projects

For example:

  1. 500W Inverter using transistors Hot
  2. 200W to 500W Home Power Inverter
  3. 100W Transistor Inverter Hot
  4. NE555  Inverter using  MOSFET Easy
  5. Simple inverter circuits
  6. CD4047 Inverters, 60W to 100W
  7. DC to AC Converter

…and more…. :: All Inverter Circuits

Power Supplies Projects

Power Supply Projects

For example:

  1. My first variable using LM317
  2. 0-50V 3A variable DC supply
  3. 0-30V 3A variable Power Supply
  4. 3A, Adjustable 1.2V to 20V, Select 3V, 6V, 9V, 12V
  5. 1A DC Regulator, 5V, 6V, 9V, 12V
  6. High current Max 30A, 12V to 13.8V DC….Easy
  7. 5A, 1.2V to 30V Adjustable DC ….Useful
  8. 15V 1A, Dual Supply
  9. 5V-25V, Dual Variable Regulator
  10. 3A,  1.2V-25V Adjustable Regulators

:: High volt shock

…and more : Power Supply Projects

DC to DC converter

  1. DC to DC step up converter voltage x2
  2. Simple DC to DC step up voltage x2
  3. DC to DC converter 12V to +/-40V
  4. Micro DC Converter 3V to 9V
  5. 5V USB to 12V Boost Converter

…and More : DC to DC converter

Battery chargers

  1. Automatic Ni-MH battery charger
  2. Portable power pack for mobile phones
  3. Make solar aa battery charger by TL497
  4. Best 12V battery charger circuit using LM311

Solar Cell

  1. Outdoor solar lights circuits
  2. Simplest Automatic Solar Light

Others audio system

  1. Cheap&Small Hearing Aids project
  2. Micro mixer Projects
  3. The subwoofer simulator by LF347N
  4. Treble Boost up
  5. Super stereo digital echo by KT5211P
  6. Cheap Surround Sound System
  7. Add dimensional sound from 2ch to 4ch

RF circuits

  1. FM wireless transmitter circuit
  2. Cheap FM tuner by TDA7000
  3. Simple Active antenna in SW/MW/FM bands

Oscillator generator

  1. XR2206 Function Generator
  2. 60HZ CLOCK Pulse Generator by IC MM5369
  3. Time based clock generator using crystal for digital
  4. Sawtooth wave generator circuit using UJT

Dimmers and Controls

  1. Super AC dimmer
  2. 5 AC Light Dimmers
  3. Analog signal selector switches
  4. Light Activated Relay Switch

Timer & Delay

  1. 1 minute to 4 hour Alarm Clock Timer
  2. Digital time clock with alarm circuit
  3. Digital timer controller 0-99 second
  4. 5-30 minuts timer alarm circuit using IC555

LED flasher

  1. Small christmas LED flasher circuit with sound
  2. Cheap led christmas light flasher circuit is controlled by audio
  3. The simple LED Flasher by IC 4011
  4. Two LED Flasher by Gate of IC 4011
  5. Two LED flashing alternate Display using LM324
  6. Dual LED Flasher by 2N2907

Digital circuits

  1. 16 key encoder using IC 74C922N
  2. A versatile and cheap digital counter circuits by CD4510 & CD4543

Meter, Detector

  1. Digital voltmeter circuit
  2. The stray magnetic fields meter
  3. Measure the distance by bicycle


  1. Easy stereo VU-meter by KA2284
  2. LED Signal Meter using LB1409
  3. 20 LED cheap VU-meter(stereo 40 LED
  4. Analog VU Meter circuits using transistors


  1. Crystal tester circuits
  2. Signal injector using transistor
  3. TV test pattern generator
  4. Telephone line status indicator

Tone Generator, Music, Melody

  1. Multi-Melody Generator with Instrumental Effect by CIC2850 Series
  2. The small electronic drum by MC14046


  1. Simple soil moisture alarm
  2. Mosquito repellent circuit
  3. Mouse and insects repellent circuit
  4. Ultrasonic motion detector project
  5. Car Burglar system with start delay


  1. High power siren
  2. 555 Siren sound Generator
  3. Transistor Sirens


  1. Speaker protection circuit
  2. Over & Under Voltage protection circuit
  3. Alarm when the supply to rack with 1N4001
  4. Overload protection circuit
  5. Diy surge protector circuits

Motor control

  1. PWM Control Speed Motor 12V-24V
  2. The 2 channel DC motor driver on saving model
  3. Fan controller by temperature sensor using LM393
  4. DC motor controller diagram with SCR and cmos IC
  5. Fan Speed over Ride Switch
  6. PWM Speed Rotation Forard-Reverse and Regenerative Braking
  7. MCU system Controller 12V DC Motor Speed and Direction using IRF150
  8. 24VDC Motor Speed Control with 20A Shot Circuit Protection
  9. Touch Motor Control by SCR and Schmitt Trigger
  10. ULN2003 Control Stepper Motor by Parallel Port
  11. 12V DC Motor Speed Controller by IC 4011


This Post Has 60 Comments

  1. Sir,
    Would like to know if you sell project kit for the DIY Projects you promote?
    km tan

  2. Respected sir,

  3. sir,
    i am bala,we need 12volt 25khz output circuit diagram

  4. Dear Sir/Madam,

    Just visited your website. I`m looking for a maow diy electronic sound effect.

    Hope to hear from you,

    Regards and thanks,

  5. dear sir/madam,

    am looking for a new project idea relaed to socio economic….. hope u wil help…

    regards and thanks
    swathi reddy c

  6. I want Hi Fi Stereo 1000 rms watts circuit for my home, which circuits spare parts are available in the market presently.

  7. i want a simple circuit for robot

  8. Please do reply to our feedback

  9. I want some simple project applied maths

  10. Dear Sir,

    I looking for some circuit for VGA Splitter unite, I need to make one vga in put and two vga out put.
    Please help me to make that unite.


  11. I am a student,and a project was given ;its a rodent repellent circuit with an incoporated meow sound,that is, a cat sound.I have worked a little but its not giving the required sound pls could you give me a little idea on it.

  12. I wanting circuits for the doorstop alarm

  13. hello; i am iranian
    i am looking for

    regulator 12V 1A circuit

    please help me;

    your site is best ….

  14. hi sir/madam,
    I have done a AC to DC converter which is a thyristor controlled as a project what improvement can i make for my future projects .now i am in need of doing my second project which has to be in relevance to the previous one , so i request u to give some ideas for my project .

  15. please suggest some electronics and telecommunication mini project ideas

  16. sir,
    i would like to know some miniproject ideas for ece , with circuit diagrams.. That will be really helpfull if they can do myself.

  17. please suggest some electrinics and telecommunication mini projects ideas.i wanting circuits for microprocessor based mini projects

  18. hi i need help.
    i need a lead acid car battery charger +80ah can you pls help me?

  19. pls i need an three differnt undergraduate project topics .

  20. pls i need three differnt undergraduate project topics .

  21. hi, i’m lookin’ fr the transistor easy circuit for my project. thx
    i’m wait for the good answer.

  22. Hello….I need information about wireless power transfer project..

  23. Pls I am need programin for interfaceing rf module xymk 5v.i am waiting for your good answer. ….

  24. I like all this but i need 12V 300Ahr lead acid battery circute

  25. Hi
    I have a need
    12 to 220 V inverter with a power of 500 watts
    Please help me

  26. Guys i need a car overheating LED detector circuit ty.. for school project.

  27. sir
    i need some innovative mini project , and it should be practically useful ..and should be low cost

  28. plz suggest me any project idea 2do in our college and it should be useful 2college

  29. i need a mini project using only transistor

  30. hi,
    I am 2nd year electronic engineering student… I want mini project using ic of 74 series

  31. very good project.i am interested to buy pcb.

  32. I am electrical and electronic s itama. Ripering 7year experience my work

  33. Sir, Good morning I am looking for my Pioneer home theater blu ray player “power supplies ”
    Model : XV – BD422W kindly suggest or advice.

    Thanks & regards,


  34. i am an electronics student ….i want a simple mini project using less expensive components……..could you help me,…….

  35. Hello sir , I am an electronics student . can you suggest me a circuit to detect pit on the road during reverse of a car

  36. Pingback: Neethu Chandra Hot |

  37. Dear Sir, I am interested make a domestic door bell. Which may work on 3 to 4 V DC supply. Please suggest a circuit diagram.

    —SV Adsul

  38. i need game electronics project.

  39. Good evening sir,I am electruonics &communication student(1st yr),i have a idea in mini project

  40. hi we would like to have an idea about a project we’re going to propose using transistor as the main component.. can you give us some of your projects that is not that complicated.. thank you

  41. i am EEE student.i need less expansive easy mini project.

  42. In dire need of a simple defibrilator tester circuit design…….have a simple one I got from the net but it’s to basic..

  43. Cool! Had some really interesting mini project topics and is very helpful for engineering aspirants. I found a blog to be useful which says about- 2 Most Important Reasons why Core Engineers (EEE/ECE/Mechanical) should give importance to Mini Project. More at

  44. i am a ece studenr i want a latest mini project topics

  45. sir kindly send me 12vdc to 5 v dc 5/ 10 amp circuit diagram send me
    regards irfan tahir


    16X2 LCD————-90.00 each
    ARDUINO UNO R3—345.00 EACH

  47. too hard some of the projects//using too many components// humbug //

  48. sir it is worthless project

  49. Nice

  50. Interesting and Easy mininprojects…thanks

  51. very useful miniprojects

  52. sir ma apny bachy ko electronics sikhana chahta hon,is k liye mjy simple projects kit ki zarorat hy.

  53. 3692 Diamond Head Circle

  54. thank you for sharing this topics.codebind technologies offers best internship in chennai for ece students in following platforms embedded system, matlab, VLSI, plc scada .it gives the more practical knowledge.

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