Here is a simple tester for Hobbyists. This LED Component tester can test the integrity of electronic components from resistors to ICs before soldering. It reduces the job of testing the components ...

The polarity markings on LEDs (Light Emitting Diodes) seem to be a common cause of confusion. The polarity may be indicated by a flat section on one side of the body or by one lead being shorter than ...

[mircemk] built a slick-looking LED tester with a couple handy functions built in. Not only can one select a target current to put through an LED, but by providing a target voltage, the system will ...

Wafer-test probe card specialist MJC Probe (MPI), which also makes LED testing and solar ingot slicing tools, expects its consolidated revenues to grow another 20-30% sequentially... Thursday 8 July ...

The use of current regulator in a LED tester is shown in this project which will allow determining the exact voltage and current to supply a LED. Testing a LED comes in two ways. First is by plugging ...

UK lighting manufacturer Cambridge Led has bought two multi-function LED testers from Seaward of County Durham. A subsidiary of lighting distributor Net Led, Cambridge operates from a 36,000 sq ft ...

The BTS256-LED Tester measures luminous flux, illuminance, color quantities and spectra of individual LEDs and traditional light sources. Larger size light sources can be measured by attaching the ...

ZHUHAI, GUANGDONG, CHINA, January 21, 2026 /EINPresswire.com/ -- As global demand for intelligent, energy-efficient ...

MJC Probe (MPI) has estimated its fourth-quarter probe card shipments will stay flat or decline by 5-10% due to decreased orders from LCD driver IC customers, but demand for handset... Thanks to ...

If you’ve worked on a project with small LEDs, you know the frustration of determining their polarity. This ingenious LED Probe from [David] packs a lot of useful features into a simple, ...