I'm returning to an old project today to fix it since it got broken during my recent move. This toy I made for my dog is very ...

The gun consists of 2 arduino nano: -Minions_Gun_Arduino_Laser code for the nano connected to the 2 switches, laser, and neopixel -Minions_Gun_Arduino_Score code for the nano connected to the IR ...

[Robi] and [Kathy] from elecfreaks have put together a how-to article about a Laser Piano they just built. Instead of keys, the user breaks beams of laser light to trigger the sounds. Several laser ...

BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.

Being able to create PCB’s at home is a milestone in the DIYer’s arsenal. Whether you physically mill or chemically etch boards, it’s a tricky task to perfect. [Charlie & Victor] are working towards a ...

Technology from Cambridge superchip architect Arm is proving literally out of this world for SpaceTech pioneers, including ...

Abstract: The 7xx nm laser diode is the core pump source for Diode Pumped Alkali Vapor Laser (DPAL). For these applications, high power and narrow spectral width are essential. Traditional Fabry-Pérot ...