$0.10 - $1.00
Min. Order : 2 Pieces

PVDF piezo film Sensor CM-01B Contact Microphone

Get Latest Price

Quick Details

Port: HK
Payment Terms: T/T
Supply Ability: 5000 Piece/Pieces per Month
Brand Name: Measurement
Operating Temperature: 5 ~ 60°C
Sensitivity: 40V/mm
Usage: Vibration Sensor
Place of Origin: United States
Resonance Frequency: 5kHz
Theory: Piezo film technology
Supply Current: 0.1mA
Output: Analog Sensor
Supply Voltage: 4 - 30VDC
Model Number: CM-01B
Storage Temperature: -20 ~ 85°C
Packaging Detail: Carton
Shenzhen Week Technology Ltd.
Gold Supplier
Response Time
On-time delivery rate
Visit Store

CM-01B Contact Microphone Specifications
• High Sensitivity
• Robust
• Low Noise
• Piezo Film Technology
• Shielded Cable


CM-01B Contact Microphone Description
The CM-01B contact microphone uses sensitive but robust PVDF piezo film combined with a low-noise electronic preamplifier to provide a unique sound or vibration pick-up with buffered output. The design minimizes external acoustic noise while offering extremely high sensitivity to vibration applied to the central rubber pad. The CM-01B is ideal for detecting body sounds.

CM-01B Contact Microphone Features
• Broad Bandwidth
• High Sensitivity
• Excellent Impact Resistance
• Lightweight
• Low Cost

CM-01B Contact Microphone Applications
• Electronic Stethoscope
• Bone-conducted Sound Pickup
• General Purpose Contact Microphone
• Vibration/Impact Sensing

CM-01B Contact Microphone Performance Specifications


Sensitivity 40 V/mm
Lower Limiting Frequency (-3 dB) 8 Hz
Upper Limiting Frequency (+3 dB) 2.2 kHz
Resonance Frequency 5 kHz
Spring Constant 20 N/m
Electronic Noise 1 mVpk-pk
Supply Voltage4530V-DC
Supply Current 0.1 mA
Operating Temperature5 60°C
Storage Temperature-20 85°C