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622 Amp Rack Units

The Aphex Model 622 is a dual channel dynamics processor, incorporating new, proprietary detection circuitry that provides the most reliable, accurate, and stable operation of any gate. The model 622 also offers the highest quality audio path, flexible high "Q" key filters, key headphone outputs on the front panel and Remote Controlled bypass relays. All these features make the Model 622 the choice of professionals in Recording, broadcast and sound reinforcement.

Apex Amp Rack Units

Automated Light - Automated Lights were originally used in 1972, but the first computer-controlled stage lighting fixtures began to gain widespread acceptance in the concert industry in the early 1980's. As the digital. Used . age progressed, the cost of these fixtures was reduced and they slowly started being used in more 'traditional' theatrical environments. Intelligent fixtures are currently used in almost all. Used . major theatrical productions.

Usually relying on compact arc lamps as a light source, these fixtures generally use stepper motors connected to varying internal devices to manipulate the light bef...

Zone System - A unique method introduced by photographers Ansel Adams and Fred Archer around 1940 for determining the best exposure and correct development for an individual photograph by way of analysiing the subj. Used . ects luminosities in terms of ten gray tones or “zones” labled 0 to IX or zero to nine and visualizing them as print densities. The zone system gives photographers a systematic method for ac. Used . curately identifing the relationship between the way they see the photographic subject and the results they achieve in their finished works....

Converters and Sync - An audio converter is a type of electronic hardware that converts analog audio signals to digital audio format or vice versa. Audio synchronizers arrange the signals, either analog, digital or both, s. Used . o that multiple the signals occur in time. . Used . ...

House Lights - House lights are incandescent or fluorescent floodlights. House lights provide light for the audience before and after performances and during intermissions. Work lights provide general lighting backs. Used . tage, or in the house. House lights are often controlled by dimmers, but are sometimes on simple switches. Work lights are almost always switched only. House and work lights are usually off d. Used . uring performances but are occasionally included in the lighting design to establish focus or emphasize plot elements. ...

Absorption - A surfaces ability to absorb sound. Absorption is rated from 0 to 1.

Full absoption is 1. Full reflection is 0. . Used . . Used .

Amp Rack Units

Amp rack units refer to an assortment of rack-mounted or rack-protected PA amplification or sound reinforcement equipment that is set up to work with a mixer and loudspeakers. An amplifier, also called a power amplifier, is a basic signal processing unit that increases the power of an audio signal to make the sound from a human voice or music louder. A pro audio amplifier is used in professional sound systems as the last active component in the signal chain because it receives input from mixers or other signal processing units, increases the power of the signal, and sends the output to speakers. There are other types of amplifiers also referred to as amp rack units. A touring amplifier is simply a power amplifier that is designed to withstand conditions that touring musicians are exposed to especially being on the road most of the time. Live power amplifiers are used to support the audio demands of live performances. These amps make help create the unique experience of sound in live concerts. Some amp rack units are built by combining or adding amplifier modules with other parts. These are amplifier sub-units or parts designed to meet certain specifications. To have a whole amplification unit you may need a transformer, bridge rectifiers and filter capacitors, speaker connectors, input connectors, volume control, heatsink and a suitable rack mount case.