Digital signal processors (DSPs) continue to receive a great deal of attention in new product design. For example, digital filter design reflects the importance of understanding and using this ...

Clear filters are a valuable tool for photographers working in harsh environments and are a wise addition to any photographer's kit. Positioned in front of the lens, they provide an extra layer of ...

Editor’s note: In this Design Idea (DI), contributor Bonicatto designs a digital filter system (DFS). This is a benchtop filtering system that can apply various filter types to an incoming signal. The ...

I'm presenting a response to the topics Steve Taranovich raised in his blog Integration Choices: Analog Filters vs. Digital Filters. I'll break it into two parts. This first part will deal directly ...

State-space digital filters constitute a versatile class of algorithms used to process signals by modelling dynamic systems through state variables. Their representation encompasses both the system’s ...

The Kase IR720 boasts the company's second-gen magnetic grip, so is this the best IR filter if speed of setup is your ...

The Fotga Adjustable Infrared Filter can cut more or less visible light so you can dial in the exact IR effect you want – but is it any good?