BL Series Piezo Ceramic Microphone

Knowles' piezo ceramic microphone series is rugged, stable, and versatile. Design variables include standard, thin, or a one-half inch cylindrical shell with a cable assembly. Both communication and broadband frequency responses are available. The series features high vibration sensitivity and may be used as accelerometers.

Features

• Ceramic vibration designs
• High vibration sensitivity
• High resistance to mechanical shock
• Integral FET amplifier
• Wide frequency range

Applications

• Communications - headsets, handsets, earpieces, telephony, voice recognition, emergency services, military, surveillance
• Pro audio - in-ear speakers, lapel microphones, boom microphones
• Medical and more - sensors, audiometers, medical implants