Shure 522 - General Description and Features; Product Overview; Key Features; Press-To-Talk Switch Operation

Shure Incorporated
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522
Voice Communication Microphone
General Description
The Model 522 is a dynamic base-station microphone for radio communications, paging, and dispatching systems. Its cardioid
(unidirectional) pickup pattern suppresses unwanted background noise from nearby dispatchers, ventilating equipment, or of
fice machines. It also can reduce feedback in public address paging applications.
Features
Dual impedance (19 to 300 ohms or High)
Impedance change switch for convenient change-over
Finger-tip control bar (locking or non-locking action) to actuate microphone circuit and an external relay or control circuit
Long-life swtich to satisfy rigorous requirements of communications and paging systems
Sturdy, high impact ARMO-DUR , base and microphone case
Adjustable microphone height
Dependable under most operating conditions
Press-To-Talk Switch Operation
Press and hold the bar switch to talk. To lock the switch, press and pull it forward. To unlock the switch, move the bar back and
release.
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