14,000ppi MicroLED display is world’s densest, only 0.48mm across
LCD/OLED/ePaper

14,000ppi MicroLED display is world’s densest, only 0.48mm across

Mojo Vision, a Californian startup dedicated to the development of pervasive, yet unobtrusive augmented reality solutions which it calls “Invisible Computing”, has unveiled a tiny MicroLED display, only 0.48mm in diameter, boasting a record 14K PPI pixel density. via...

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ATTO – The World’s Smallest Arduino Compatible Board
Arduino

ATTO – The World’s Smallest Arduino Compatible Board

Atto is the world’s smallest Arduino compatible board! It is based on the ATmega32U4 microcontroller and comes with reset push-button as well as an RGB (rainbow) LED controlled by 3 PWM channels. The new Arduino board is 10.3 mm x 11.5 mm (0.40” x 0.45”) and it has an onboard...

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1.5V battery powers white-LED driver
Led

1.5V battery powers white-LED driver

Although white LEDs are common in a variety of lighting applications, their 3 to 4 V forward-voltage drop makes low-voltage applications challenging. Charge pumps and other ICs are available for driving white LEDs, but they generally don't work with the low supply voltage of 1.5 V in...

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Homebrew DMX-controlled RGB LED light
Led

Homebrew DMX-controlled RGB LED light

Glen has written an article detailing his homebrew DMX-controlled RGB LED light: This project is a small DMX-512 controlled, color-changing RGB LED light. The light can be controlled via the DMX512 protocol or it can run a number of built-in programs depending on how the software is...

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3.052
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USB Stack Light Controller based on PIC16F1459
Led

USB Stack Light Controller based on PIC16F1459

Glen Akins build a USB Stack Light Controller based on PIC16F1459 and documents the process on this personal blog. He writes: After using the PIC16F1459 to build numerous USB HID input devices including a giant keyboard, a tiny keyboard, and a big red button, it was time to see if the...

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Tiny IR LED outputs 1,300mW at 940nm
Led

Tiny IR LED outputs 1,300mW at 940nm

Providing up to 1,300 mW in an industry standard package, the new LUXEON IR 2720 is optimized for a variety of cost conscious infrared applications requiring high power outputs. Lumileds today introduced the LUXEON IR 2720 Line, high power emitters that set the standard for abundant...

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1mm height SMD LED can be placed upside down.
Led

1mm height SMD LED can be placed upside down.

Kingbright KPTR series, suitable for reverse mounting, makes it possible to achieve that the LED is hidden in the PCB. Naturally, manufacturing LED with a zero height is most likely unreal at the current physics status and 3D experience of the world. Nevertheless, it´s still possible...

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3.907
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10 x 1W White LED Shield For Arduino Uno
ArduinoLed

10 x 1W White LED Shield For Arduino Uno

This project includes 10 LEDs of 1W each, and provides high intensity lighting that can be used in various applications. The board is made in Arduino shield form and can be used with Arduino Uno or Mega. Each LED can be controlled individually connected to digital pins D2-D11 of...

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