Latest LEDs Articles and Videos

Blending colors may sound elementary but it is vital in drawing attention to your project with RGB LEDs!

Blending colors may sound elementary but it is vital in drawing attention to your project with RGB LEDs!

Let's interface an ultrasonic sensor and a lighting system! In this project, we'll design a sensor subsystem and then use…

Let's interface an ultrasonic sensor and a lighting system! In this project, we'll design a sensor subsystem and then use it in a parking sensor application.

In this Teardown Tuesday, we are going to take a look at the inner workings of a trail camera!

In this Teardown Tuesday, we are going to take a look at the inner workings of a trail camera!

In this project, we're making a weighing scale using a C8051 microcontroller development kit, a load cell, and the…

In this project, we're making a weighing scale using a C8051 microcontroller development kit, a load cell, and the Simplicity Studio IDE. The measured weight will be displayed on an LCD screen.

In this Teardown Tuesday, we are going to take a look at the inner workings of a small scale that is designed to track calories.

In this Teardown Tuesday, we are going to take a look at the inner workings of a small scale that is designed to track calories.

In this teardown, we unscrew screws and disconnect plastic pieces to reveal the magical innards of this mini air compressor.

In this teardown, we unscrew screws and disconnect plastic pieces to reveal the magical innards of this mini air compressor.

In part two of the tachometer/speedometer project, we'll add a keypad and LCD for easier user interaction.

In part two of the tachometer/speedometer project, we'll add a keypad and LCD for easier user interaction.

A new breed of color sensors is taking integration to a new level with more robust white color balancing capabilities and…

A new breed of color sensors is taking integration to a new level with more robust white color balancing capabilities and display management features.

In this teardown, we tear open ThermoPro's TP07 wireless digital meat thermometer.

In this teardown, we tear open ThermoPro's TP07 wireless digital meat thermometer.

Critical to the success of any product is its user experience. From household appliances through to websites, the ones…

Critical to the success of any product is its user experience. From household appliances through to websites, the ones that succeed are both functional and easy–or even enjoyable–to use.

In this article, we talk about the basics of optoelectronics, including a brief lecture on photons. Also, various…

In this article, we talk about the basics of optoelectronics, including a brief lecture on photons. Also, various optoelectronic devices will be discussed including lamps, LEDs, photodiodes, photoresistors, and laser diodes.

Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular,…

Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular, satellite, and copper based systems.

Pair a BeagleBone Black with a capacitive touch LCD display to create a development platform for small, cost-effective solutions.

Pair a BeagleBone Black with a capacitive touch LCD display to create a development platform for small, cost-effective solutions.

Learn about the laser diode, including package types, applications, drive circuitry, and some laser diode specifications.

Learn about the laser diode, including package types, applications, drive circuitry, and some laser diode specifications.

Delivering screen innovations that offer noticeably better experiences for end users is an increasingly difficult…

Delivering screen innovations that offer noticeably better experiences for end users is an increasingly difficult challenge for manufacturers of all types of devices, from smartwatches and smartphones to PCs, televisions and home cinema.

ICs such as the BCR401U provide high-quality control of LEDs for applications that require something better than the…

ICs such as the BCR401U provide high-quality control of LEDs for applications that require something better than the typical series-resistor arrangement.

Two recent research publications demonstrate long sought-after properties that overcome the limitations of our…

Two recent research publications demonstrate long sought-after properties that overcome the limitations of our conventional hologram technology.

Despite the convenience of CMOS imagers, CCD imagers still have their place. And if you really need low-light…

Despite the convenience of CMOS imagers, CCD imagers still have their place. And if you really need low-light performance, consider a device with EMCCD technology, such as the KAE-02152.

Biometric security comes standard for most smartphones. Can IR LEDs keep iris scanning a viable option?

Biometric security comes standard for most smartphones. Can IR LEDs keep iris scanning a viable option?