Bandpass filter (BPF) is two coupled circuits with capacitive external coupling. There are two modes for cut-off frequency programming: manually or automatically. In automatic mode one of the circuits ...

All its filters offer excellent durability and longevity and are routinely used across numerous applications and industries. These filters include long, short, and multi-bandpass filters, neutral ...

We’ve always been fascinated by things that perform complex electronic functions merely by virtue of their shapes. Waveguides come to mind, but so do active elements like filters made from ...