Cardio Microphone

Cardio Microphone

The MLT201 Cardio Microphone converts heart sounds into electrical signals. The microphone is suitable for connection directly to a PowerLab Pod ports.

Item# Description U.S. List Price Quantity
77-0080 Cardio Microphone, Model MLT201
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The MLT201 Cardio Microphone converts heart sounds into electrical signals. The microphone is suitable for connection directly to a PowerLab Pod ports.

Operation:

The Cardio Microphone contains an electret (condenser) microphone device. It converts mechanical vibrations at the body surface into electrical signals suitable for recording. Firmly attach the Cardio Microphone to the chest with adhesive tape. Move the microphone to different positions until the best signal is obtained.

Application:

The MLT201 Cardio Microphone is suitable for recording heart sounds with frequencies in the range of 10 to 600 Hz. Heart sound measurements are used in the fields of Phonocardiography and Ballistocardiography.
Specifications77-0080
Amplification Input AmplifierSee product page for complete specifications
Amplitude Nonlinearity at 10 Hz±3 %
Connector8-pin DIN
Conversion Factor at 100 Hz100 V/s² /m
Dynamic Range0.01 to 10 m/s²
Maximum Excitation±10 V
ModelMLT201
Operating Frequency10 to 600 Hz
Package1
Product FamilyData Acquisition
Resonant Frequency3.4 kHz
Storage Temperature15 °C to 45 °C
Variation in Frequency Response±3 %