I have a filter plugged into my wall phone line. I have a phone line plugged into the filter which goes to my modem for internet service. My phone service is Vonage, a VoIP service and the phone I ...

A laser line filter is a precision optical filter with an extremely narrow passband centered on a standard laser wavelength. These optical filters are used to prevent the distortion of measurement ...

For AC mains-powered equipment, it’s common practice to use a modular AC line filter fitted either integral to a connector or as a chassis mount part, particularly in professional environments such as ...