We also use third-party cookies that help us analyze and understand how you use this website. A built-in overload protection circuit minimizes the risk of accidental damage to the loudspeaker. Design embed now. TAGS microphone frequency calibration simulator compressor continuous acoustic accurate output mouthpiece xscala xscala. When testing telephone transmitters and close talking microphones it is required that the sound field closely replicates the sound field generated by the human mouth, as specified in IEEE
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