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Wavelength - The distance from one point, usually the crest, on a vibrating wave to the same point on the next wave. The shorter the wavelength the higher the frequency and the more directional the wave and vice . Used . versa. Commonly designated by the Greek letter lambda (?), wavelengths are usually measured in Angstroms.. Used . ...

Stepper Motor - A stepper motor is a type of electric motor that is used when something has to be positioned very precisely or rotated by an exact angle.

In a stepper motor, an internal rotor containing. Used . permanent magnets is controlled by a set of stationary electromagnets that are switched electronically. Hence, it is a cross between a DC electric motor and a solenoid. Stepper motors do not. Used . use brushes and commutators.

Stepper motors have a fixed number of magnetic poles that determine the number of steps per revolution. Most common stepper motors have 200 full steps/revolution, mea

Cameras - A video camera is a camera that takes continuous pictures and generates a signal for display or recording. It captures images by breaking them down into a series of electromagnetic lines.. Used . . Used . ...

Amp Module - An amp module is an individual amplifier, usually rack mountable, but may also be a stand alone amplifier.. Used . . Used . ...

Full Racks - Dimmer racks are cabinets designed for stacking many dimmer modules into an easily accessible space. They can be permanent architectural installments or portable units built for road travel and vary i. Used . n size from small rack with only a few dimmer modules to very large racks with hundreds. . Used . ...