Skip to content
ElecCircuit.com
  • Categories
    • Amplifiers
      • Preamplifiers
    • Power supply
      • Variable Supply
      • Switching Mode
      • Inverters
      • Battery Chargers
      • DC converters
    • Digitals & Microcontrollers
    • Controls & Timers
      • Motor Controller
    • Lightings
    • RF – Radio Circuits
    • Meters & Detectors
    • Sound Generator
    • Oscillator circuits
    • 555 Timer
    • Basic Electronics
  • Circuits
  • Amplifiers
  • Supplies
  • Projects
  • Learning
  • ABOUT
    • Support us

:: Home » Tested

Tested

Continuity tester circuit with Buzzer and LED

Last Updated on: October 21, 2022 by Apichet Garaipoom
Create continuity tester circuit with buzzer and LED

Create continuity tester circuit with buzzer and LED for check solder joint defects, not kill components on PCB, as probe gives tiny current and voltage. Read more

Categories Meters & Detectors Tags Electronic buzzer, IC-741, Tested Leave a comment

Cheap & Small hearing aids circuit project

Last Updated on: April 15, 2022 by Apichet Garaipoom
Small hearing aids circuit project

Imagine your dad is old. Sure, he hears anything weak sound.

How do you do?

You are an electronics inventor, right?

Yes, you can try to make a tool. To help him back to listen to great music again.

This project is small, use only one 1.5V battery. Using normally components you can buy in stores near you. Read more

Categories Amplifiers Tags Microphone Preamplifiers, Tested 59 Comments

DC to AC Converter circuit

Last Updated on: December 20, 2020 by Apichet Garaipoom
DC to AC Converter circuit

This is a simple DC to AC Converter circuit,to converts 12VDC to 220VAC 50Hz/110V 60Hz as adjust frequency output using CD4047,MOSFET,power transistor and more Read more

Categories Inverters Tags C1061, 12Vdc to 220Vac inverter, Mini inverters, Tested 22 Comments

LED Flashers Circuits and Projects using transistor

Last Updated on: August 16, 2022 by Apichet Garaipoom
Learn 2 LED Flasher circuits using transistor

This is many LED flasher circuit and with PCB layout using transistors astable multi vibrator as low frequency oscillator below more…[…] Read more

Categories Basic Electronics Tags Astable multivibrator, LED flashers, Tested 22 Comments

Automatic battery charger circuit

Last Updated on: April 14, 2022 by Apichet Garaipoom
Automatic Lead-Acid Battery Charger

Power up smart. Increase your time easily! Read more

Categories Battery Chargers Tags Lead Acid Battery Chargers, Automatic Battery Charger, 12V Battery Charger Circuits, Tested 74 Comments
Older posts
Page1 Page2 Next →

Categories

  • Amplifiers (94)
    • Preamplifiers (20)
  • Power supply (86)
    • Variable Supply (20)
    • Switching Mode (15)
  • Inverters (14)
  • Battery Chargers (13)
  • DC converters (18)
  • Digitals & Microcontrollers (35)
  • Controls & Timers (55)
    • Motor Controller (7)
  • Lightings (30)
  • RF – Radio Circuits (24)
  • Meters & Detectors (59)
  • Oscillator circuits (38)
  • 555 Timer (21)
  • Basic Electronics (64)
  • Alternative Education (2)
PCB Prototype the Easy Way Full feature custom PCB prototype service.
About | Contact | Privacy policy | SEARCH

Copyright © 2023 · ElecCircuit - All Rights Reserved