Transformerless power supplies are showing up a lot here on Hackaday ... Using the reactance of a capacitor, that’s C = 1 / (2 * pi * 60 Hz * 4400) = 0.6 μF. If you need more current, use ...

When reaching for a power supply design it’s normal here in 2022 to reach for a switching design. They’re lightweight, very efficient, and often available off-the-shelf at reasonable prices.

Logitech claims its new Sight camera will enhance the RightSight 2 Speaker View function. It also works alongside Scribe, Rally Bar and Rally Bar Mini to make meetings more equitable in one of ...

Nisshinbo Micro Devices has launched the MUSES100 series – low-noise, LDO voltage regulator targeted at home audio, professional audio, and portable audio equipment. The MUSES100 series is a ...

A power supply for electronic devices. Also called an "AC adapter" or "charger," power adapters plug into a wall outlet and convert AC to a single DC voltage. Computers use multiple DC voltages ...

with the Keys-to-Go 2, Logitech has included a flap that protects the keys while elevating the keyboard slightly when folded back. I was off once I hooked up the Bluetooth nodes to my MacBook Pro ...

Now press the power button on ... using for these shots is a Logitech StreamCam, which features automatic exposure. Both the cool and warm settings improve the camera's image, giving it more ...

Sony Electronics announced the release of Firmware Upgrade V2.0 for its SRG-A40 and SRG-A12 pan-tilt-zoom (PTZ) cameras. Per the company, this sets a new standard in automated camera technology for ...

I've been a contributing editor for PCMag since 2011. Before that, I was PCMag's lead audio analyst from 2006 to 2011. Even though I'm a freelancer now, PCMag has been my home for well over a ...

All home security cameras are not created equal. You'll likely notice several price points and features across the market. Video quality, operational features, and even how they receive power can ...

The Logitech Keys To Go 2 is a compact portable keyboard can turn your mobile phone into a workstation wherever you are.

I've always found it's easier to more consistently get the shot I want out of the iOS Camera app than Android equivalents. New A18 Pro chip offers more power for AI, gaming, image processing and ...