RF amplifiers are devices that accept a varying input signal and produce an output signal that varies in the same way, but with larger amplitude

Coaxial cables have one conductor insulated with a dielectric material and then surrounded by the other conductor, usually referred to as the center conductor and shield.

Fiber optic receivers are instruments that convert light into electrical signals.

DIN connectors are high frequency, multi-pin, electrical connectors that meet standards established by Deutsches Institut für Normung (DIN), a German national organization for standardization.

Specialized audio equipment is used in specific industries such as the recording industry, and for specialized applications such as voice digitizing and analysis.

Digital-to-analog converters (DAC) transform a digital number into a corresponding analog voltage or current.

Specialty analog linear devices are specialty or proprietary products and accessories related to analog linear devices.