Fundamentals of analog filter design and linear circuits are covered in a book and kit of parts that are available on Kickstarter, which ends on April 16, 2025.

The best tech products announced this week include Bang & Olufsen's wireless speaker, Nikon's full-frame camera and more.

Apply moderate pressure and sand it in a circular motion until sample layers are no longer visible. Neutralize, rinse and blot dry before replacing in the kit. Always follow the manufacturer’s ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

With the best bird box camera, keen bird watchers can capture incredibly close images and videos of their avian visitors. Since we can't spend every second watching for our feathered friends, a bird ...