Laser diodes, the devices that illuminate telecom fiber-optic cables, require light-current-voltage (L-I-V) measurements during production. These measurements let you characterize a laser diode's ...

The open circuit voltage tells you immediately, if this function can be used for testing higher voltage drop devices such as LEDs which require as much as 3V to turn on. Also, this DC voltage can be ...

The diode test is represented by a symbol resembling a right-facing arrow pointing at a cross, ... On some multimeters, the ...

Most multimeters have a diode test function that can be used to check LEDs; however, this goes a step further. Not only will the probe light up an LED, it will light up no matter which side of the ...

The Innova 3340 Professional Automotive Digital Multimeter is a high-end device that is specifically designed to pinpoint engine issues, test alternator diode, wiring, breaker points and many ...

To test a galvanic isolator, flip off dock and boat main breakers, disconnect the dockside end of the shore cord, and bring it close to the boat’s electrical distribution panel. Using the diode-check ...

I use simpler method. Connect laser diode to 5 V supply and 470 Ohm resistor. No lasing – go lower with resistance, to 390 Ohms. No lasing, go lower to 330 Ohms, etc … until lasing starts.

The diode’s sawtooth morphology is central to its function. ... This intriguing observation prompted a different strategy for site-specific domain-wall injection in the test diode structure ...

FitTech, a provider of LED probing, testing, and sorting equipment, has expanded its footprint in new industries such as compound semiconductor and laser diode testing, where it anticipates double ...

Most modern electronic devices consist of several key components: transistors, capacitors, resistors, inductors and diodes. Often, they are supplemented by additional components like crystals and ...