ESPHome PWM FAN controller Common PWN FAN doesn't stop on 0% PWM signal and still running on minimum RPM. It is possible to control the fan speed not by fan PWM, but by PWM of DC input. In that case ...

Then you can stick the connector on the GPIO header, connecting the YELLOW cable to PIN 4, BLACK on 6 and BLUE on pin 8: doing so, you will have to use GPIO 14 to control the speed of your fan. I ...

Implementation of a Fuzzy Logic speed controller for a Permanent Magnet DC (PMDC) motor using a low-cost Arduino interfaced with a standard xPC Target MATLAB environment is demonstrated. The Arduino ...

Robot dogs are welcomed widely in industry and daily life. To reduce the volume and weight of robot dogs, a double-side asynchronous rotor axial-flux permanent magnet machine is designed for them. It ...

What happens when an engineer builds a smart garden? This Arduino-powered system automates watering while collecting real-time data on soil moisture, temperature, and sunlight. From sensor ...

Later, I helped a friend disassemble a Tesla model, and the mass of circuit boards inside was overwhelming—until I drew 5 ...

SwitchBot's smart fan is powerful, whisper-quiet, and conveniently app-controlled for lazy cooling.

First, if you purchase a wrong grow room fan speed controller that’s not compatible with your fan. You may see the controller in action for a while.

If the Windows laptop fan keeps running constantly, clean the dust and air vents, stop background apps, and change the system cooling policy.

When it comes to cooling, tower fans are quiet, efficient and compact. We tapped a tech expert find the best tower fans in 2025.

President Trump and his allies have berated Washington, D.C., officials. Yet the federal government has often made it harder for those officials to manage the capital.