Audio mixers and consoles are units that combine signals from microphones and/or line level sources to produce a combined signal or signals

Video, audio, and multimedia chips are IC chips designed for video, audio, and multimedia applications

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

Spectrum analyzers and signal analyzers display raw, unprocessed signal information such as voltage, power, period, wave shape, sidebands, and frequency.

Liquid level sensors are used to detect liquid levels or interfaces between liquids such as oil and water or liquids and solids.

Planetary mixers have set of rotating blades that sweep off-axis to the drive motor within a tank.

Conical mixers and screw mixers use a rotating screw that progresses around the periphery of a conical hopper.