Electro-Voice - 625TRSKK

Below are all the different types of Electro-Voice. Select the device of your choice, to download the manual

Contents

ENGINEERING DATA MODEL 625TRSKK HANDSET MICROPHONE DESCRIPTION AND APPLICATION The Model 625TRSKK is u noise cancelling handset microphone designed for high articulation speech trans mission under hi ambient noise conditions The model 625TRSKK is the result of continuous study of the needs of the communications industry and it uniquely meets the specialized requirements of airline two way radio and industrial applications This handset employs a transis torized pressure gradient microphone utilizing two sound entrances for reduction of interfering ambient noise Stated simply if sound pressure and phase are reasonably identical at both sound entrances cancellation occurs if however the sound originates in close proximity to one sound entrance i e ...