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Type 4180 Microphone Cartridge

Type 4180 Microphone Cartridge

TYPE 4180

Laboratory Standard Microphone designed for use as a reference microphone, delivering extreme stability over a frequency range of 1Hz to 20 kHz.

TYPE 4180

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TYPE 4180 - ½-inch Laboratory Standard Microphones, Externally Polarized

Types 4160 and 4180 are both high stability condenser microphones for laboratory standard applications and in coupler measurements.

Type 4180 has been developed to meet a growing need for a laboratory standard ½" microphone which enables measurements at higher frequencies and at higher sound pressure levels. It has been designed to comply with the most recent drafts of laboratory standard microphone standards. Types 4160 and 4180 are delivered with individual calibration charts.

USE SCENARIOS

Laboratory standard microphones
Pressure and Free Field Reciprocity Calibrations
Coupler measurements

FEATURES

Well defined integral front cavities for coupler calibrations
Low hydrogen leakage from front cavity
Well-defined operating characteristics
Flat Frequency Pressure Responses up to: 4160: 8 kHz/4180: 20 kHz
Artificially aged for long term stability
Low sensitivity to environmental changes

Laboratory Standard Microphone Cartridge Types 4160 and 4180

Data Sheets

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