Fetal Doppler

Fetal Doppler

Product Details:

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Product Description

Fetal Doppler

Main Technology Specifications

Working Frequency :  2.0 MHZ + 10%

Ultrasonic output Power : lob<10 mW/cm2

Overall Sensitivity: > 90dB (Integrated sensitivity 200mm away from the surface of the probe)

While measuring integrated sensitivity using the Doppler frequency (300+50) Hz 

Reflecting target speed: 10cm / s - 40cm / s

FHR measuring range: No narrower than 50bpm-240bpm (+bpm). (Best per minute)

FHR accuracy: + 2bpm

Spatial-peak temp-peakacoustic pressure: <0.1 Mpa.

Negative Peak Sound Pressure: (P_) <1Mpa

Output Beam Intensity: (1st)<20mW/cm2

Spatial-peak temporal-average derived intensity : (1_)<100mW/cm2

Continuous working time: >5B (Low battery capacity or large volume may reduce working hours)

Coupling gel acoustic impedance 1 5~1 6 (10 g/cm2)

Auto output power < 1.0 W

Battery Type Recommended two pieces of 1.5 V DC battery (Size AA LR6)

Working Environment Temperature: +5 C - +40 C humidity <80% atmospheric pressure 86kPa - 106kPa

Transport and Storage Environment Temperature: -10C - +40C Humidity <80%

Atmospheric Pressure: 86kPa - 106kPa, well ventilated room without corrosive gases


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