Hackaday

Seeing Sound With A Laser

You can hear sound, of course, but what if you could see it with a laser? That’s what [Goosetopherson] thought about, and thus a new project that you can see in the video below was born. The ...
Hackaday

Building An Escape Room Lockbox With The ESP32 Cheap Yellow Display (CYD)

Escape Room Lockbox with the Cheap Yellow Display. You may have heard of the “cheap yellow display” (CYD), so-called ...
IEEE

All-fiber 770 nm Laser Based on Second Harmonic Generation

Abstract: We present an all-fiber 770 nm laser module based on second harmonic generation (SHG) in a periodically poled lithium niobate (PPLN) waveguide. The laser module provides an output power of ...
GitHub

This repo for using your Arduino with MCP2515 CAN Interface and CANHacker software

You might need to put a jumper link on J1 in order to enable the 120 OHM termination resistor ( This is necessary for reducing the reflections on the CAN lines ). You ...