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 » Electronic Test equipments

Electronic Test equipments

Food & Water Salinity Tester Meter circuit

Last Updated on: September 24, 2019 by Apichet Garaipoom
salinity tester meter circuit

SEE a simple salinometer or salinity tester in food and water. Good for health. Using LM324 and few parts and LED display easily use, with 9V batts Read more

Categories Meters & Detectors Tags Electronic Test equipments 6 Comments

3 idea Polarity & Car Electrical Probe tester circuit

Last Updated on: July 12, 2022 by Apichet Garaipoom
555 Polarity Car Electrical Probe tester circuit

See 3 ideas of 555 DC polarity probe tester circuit. Check Car Electrical in easy, find open circuit, automotive short circuit, loose connection. Learn more Read more

Categories Meters & Detectors, 555 Timer Tags Electronic Test equipments Leave a comment

Digital multimeter circuit using ICL7107

Last Updated on: August 16, 2022 by Apichet Garaipoom
Digital multimeter circuit using ICL7107/7016

his is Digital multimeter circuit using ICL7107. dc digital meter circuit to smart full function, measure DCV, ACV, DC Amp meter, AC Amp meter, Ohms […] Read more

Categories Meters & Detectors Tags Electronic Test equipments 16 Comments

How to test a diode without meter

Last Updated on: May 14, 2022 by Apichet Garaipoom
how to test a diode with tester circuit

This Diode tester circuit can check the diode the good or bad and also can indicate its polarity. using op-amp 741IC and LED for display. […] Read more

Categories Meters & Detectors Tags Electronic Test equipments, IC-741 5 Comments

The Op-amp IC tester circuit

Last Updated on: November 13, 2021 by Apichet Garaipoom
The Op-amp IC tester circuit

This is an simple op-amp IC tester circuit that cheap and easy to build. for test many op-amp ICs fast check. for LM741, LM324, LM339, LM358, LM311 and more […] Read more

Categories Meters & Detectors Tags Electronic Test equipments, op-amp, LED flashers 7 Comments
Older posts
Page1 Page2 Page3 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