Hall effect sensor raspberry pi

A lot of people are "back in the office", but more workers are now based at home than before the lock-downs of the global pandemic so using a webcam for meetings and learning remains a must-have. The Logitech Brio 4K Webcam is now down to $139 (opens in new tab) at Amazon —  that's a very good price for a 4K webcam that you can use for streaming on sites like YouTube or Twitch. If you're looking to make a cheap PC build and need the foundations of a good budget AM4 socket motherboard, then this Gigabyte B450M DS3H WiFi AM4 Micro ATX is on sale for $59 (opens in new tab) . The second RTX 3070 price drop of this degree I've seen in the last week — we have the Zotac Gaming GeForce RTX 3070 Twin Edge OC discounted to $549 (opens in new tab) , which is a big saving on a great high-end graphics card. Check out the GPU hierarchy for more information. More great deals lower down the page. TL;DR — Today’s Best Deals Logitech Brio 4K Webcam: was $199, now $139 at … [Read more...] about The Logitech Brio 4K Webcam Is Reduced to $139: Real Deals

Looking for refurbished iPad deals? When buying one of the best tablets , you’re going to want to check out the many best iPads available. Rarely cheap, picking up one of the refurbished iPad deals currently available could be a great option rather than delving into new tablet deals . Purchasing a refurbished model is a great way of getting more for your money while still getting to enjoy an iPad. That’s why we’ve looked at the best refurbished iPad deals for you. We’ve picked out some key models that we would recommend, saving you the effort of looking for them yourself. Here’s why each model is worth your time. Best refurbished iPad deals iPad Gen 7 (32GB, Wi-Fi) — iPad Mini 5 (64GB, Wi-Fi) — iPad Air 4 (64GB, Wi-Fi) — iPad Pro 11-inch (128GB, Wi-Fi)– $589, was $799 Apple iPad Gen 7 (32GB, Wi-Fi) — $288, was $329 Why Buy Great battery life Large screen iPadOS is excellent Good performance The Apple iPad Gen 7 isn’t the latest and … [Read more...] about Best refurbished iPad deals and sales for June 2022 | Digital Trends

When you research the features of the best smartwatches you’ll see highlights the Apple Watch’s capabilities. If you’re looking for the best Apple Watch deals to make your purchase even sweeter, we’ve got them. Regardless of the model you may be looking for, there are good deals out there. Prices improved and availability a bit this week, so if you’ve been holding off, now could be the right time to buy an Apple Watch immediately before the prices go up again. Read on while we take you through them all and explain why you need an Apple Watch. Contents Best Apple Watch Deals Apple Watch SE — $270, was $279 Apple Watch Series 7 (41mm, GPS) — $329, was $399 Apple Watch Series 7 (45mm, GPS) — $359, was $429 Best Apple Watch Deals Apple Watch SE — $270 Apple Watch Series 7 (41mm, GPS) — $339, was $399 Apple Watch Series 7 (45mm, GPS) — $429 Apple Watch SE — $270, was $279 Why Buy Great value Excellent fitness features Looks smart … [Read more...] about Best Apple Watch deals and sales for June 2022 | Digital Trends

Back in the day, computers made noises. We don’t mean played music or sound effects, but made actual commotion from within. It was mostly the heads on the hard drives moving around, or the squealing of a modem, but it was comforting because you knew something was happening. Today, you’re lucky if you hear a fan whirring.  But a paper in the journal Nature Electronics (opens in new tab) (summarized by Interesting Engineering (opens in new tab) ) describes the use of acoustic waves to carry out the same kind of tasks as electrons in computer processors. Could PCs be about to sing again? The paper is the work of Linbo Shao, Di Zhu and a team at Harvard's John A. Paulson School of Engineering and Applied Sciences. It's titled Electrical Control of Surface Acoustic Waves and describes a sound-wave chip that operates rather like a photonic processor. These exotic circuits swap the high and low voltages used by transistors to create binary instructions for modulated photons, … [Read more...] about Move Over, Electrons: Harvard Engineers Invent Sound-Wave Processing