Products
CM 311+A 803
Pressure, IEPE, CM 311+A 803
Overview
CM 311+A 803 is a ear simulator kit for making earphones acoustic measurements, which is coupled to the human ear by ear tip, or ear rubber.
CM 311+A 803 is a polarized ear simulator according to IEC 60318-4 (60711), including MP 711 pressure sensor,MA 803 preamplifier.
CM 311+A 803 + PM 0083 + AM 581 are a classical configuration for bluetooth earphone test.