Circuit and Working Fig. 2 shows the circuit diagram of the humidifier. The system is built around an Arduino Uno (MOD1), a 5V SPDT relay module, a humidity sensor (DHT22), an ultrasonic humidifier, ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Virginia Tech team develop new kind of circuit board that can heal and be reshaped, potentially solving the world's growing e-waste problem.

A second life Recycling traditional circuit boards involves several energy-intensive deconstruction steps and still yields large amounts of waste. Billions of dollars of valuable metal components are ...

The Arkansas Supreme Court on Thursday reversed a circuit court’s dismissal of Attorney General Tim Griffin ’s Freedom of Information Act lawsuit against the Arkansas Board of Corrections and ...

Rutronik Adapter Board RAB7 Sensor Fusion Arduino shield features seven sensors from Bosch, Infineon, and Sensirion Rutronik Adapter Board RAB7 is an open-source hardware Arduino shield designed for ...

Norfolk election officials have asked a Circuit Court judge to remove an electoral board member after she tried to reverse certifying the 2024 general election.

However, for producing boards for quick prototyping, even with modern fine-featured components? It’s easy to see the value of the Circuit Graver.

But earlier this month, an FCC filing surfaced that detailed the Ikea Timmerflotte, a temperature and humidity sensor with an onboard Thread radio.

A teardown shows the Galaxy S25 Ultra S Pen has a circuit board for Bluetooth like its predecessor, but it’s empty.

This study proposed a miniaturized multi-sensor device prepared using a flexible printed circuit board (FPCB) and applied to detect glucose (Glu) and pH value, where both the readout circuit board and ...