Jsaux confirms it’s still making front screen accessories for Valve’s Steam Machine.

After first teasing them last November, months before the Steam Machine was released, Jsaux has shared updated designs for ...
note

[Arduino] Checking if the room light is on from the outside. Building a "Door-Through Lighting Indicator" that runs with auto-calibration and ultra-low power consumption

Have you ever been in a situation, whether in a conference room, a private office, or a room in your own home, where you can't tell if someone is inside (or if the light is on) from the outside ...
IEEE

System of Wireless Temperature and Humidity Monitoring Based on Arduino Uno Platform

Abstract: Choose ATmega328 microcontroller that based on the Arduino Uno platform as the core of the control system. Using temperature & humidity sensor DHT11 to collect data of temperature and ...
CNX Software

Tonybot educational humanoid robot is programmable with Arduino, Scratch, and Python

While child-sized humanoid robots like the Unitree R1 have come down in price, not everybody has a spare $6,000 to throw around to play with robots, and smaller models like the Tonybot are more ...
CNX Software

MechDog AI Robot Dog features ESP32-S3 controller, supports Scratch, Python, and Arduino programming

Hiwonder’s MechDog is a compact AI robot dog powered by an ESP32-S3 controller that drives eight high-speed coreless servos. It features built-in inverse kinematics for precise and agile movements and ...
Hackaday

Learning Morse Code With A DIY Trainer

Morse code, often referred to as continuous wave (CW) in radio circles, has been gradually falling out of use for a long time now. At least in the United States, ham radio licensees don’t have to ...
Frontiers

A low-cost, easy-to-use prototype bioreactor model for the investigation of human gut microbiota: validation using a prebiotic treatment

The colon model consisted of a 400-mL jacketed beaker and a control box, and the assembly is referred to as a bioreactor (Figure 1). The beaker cap was designed to have four input ports, one output ...
Frontiers

Opto-APC: Engineering of cells that display phytochrome B on their surface for optogenetic studies of cell-cell interactions

The kinetics of a ligand-receptor interaction determine the responses of the receptor-expressing cell. One approach to experimentally and reversibly change this kinetics on demand is optogenetics. We ...
elektormagazine

ESP32 Internet Radio

Excellent audio performance for this easy to use radio, able to decode most internet station formats ! Updated firmware and Web Server. I have built several internet radios. During my tests, I ...