Sonotech Pro

Sonotech Pro doppler

The Sonotech® pro Compact fetal doppler, lightweight and easy to Operate

Colour Display : Diagnostic Representations
FHR Wave and 3 modes

Exchangeable probe 2Mhz, 3Mhz, 4Mhz, 8Mhz

Standalone 2MHz Water Resistant (IPX4) Probe
FHR Display: Bar Graph | Histogram | Waveform
Working Diagnostics: Realtime, Average, & Manual
Out of Range Fetal Heart Rate Alarm Display
Backlit LCD Battery Status Indicator Display
+8 Hrs Operation on 2 AA Alkaline Batteries
Built In Speaker (=1.8W) with Volume Control
Audio Out Provisions: Headphones, PC Recording
Auto Power Off on No Signal (8 seconds) Function
FHR Measuring Diagnostic Range: 50~240BPM
Diagnostics Accuracy: } +/-2 Beats per Minute
Working Ultrasonic Frequency: 2.0MHz} 10%
Ultrasonic Opt Intensity: Isata < 5 mW/cm2
Ultrasonic Working Mode: Cont Wave Doppler
Available in two Colours- Blue and Pink
Ultrasonic pocket probes types:
2.0 MHz waterproof Ultrasonic probe
3.0 MHz waterproof Ultrasonic probe
4.0 MHz waterproof Ultrasonic probe
8.0 MHz waterproof Ultrasonic probe


    • Display: 45mm×25mm LCD display

FHR Performance

    • FHR Measuring Range: 50~240BPM (BPM: beat per minute)
    • Resolution: 1BPM
    • Accuracy: ±2BPM
    • Power consumption:<0.8W
    • Auto Shut-OFF: After 1 minute no signal, power off automatically.
    • Battery Type Recommended: Two pieces of 1.5 V DC battery (SIZE AA LR6).


    • Nominal Frequency:        2.0MHz, 3Mhz, 4Mhz, 8Mhz
  •            P-: <0.5MPa
      Working Frequency:        2.0MHz±10%

                      : <10 mW/cm

                     : <50mW/cm


    • Ultrasonic Output Intensity: Isata<5 mW/cm

                        Ultrasonic Output Power:    P<10 mW

                   Working Mode: Continuous wave Doppler


    • Effective Radiating Area of Transducer: 157mm


    • ±15%
    • Temperature:               +5℃~+40℃
    • Humidity:                      ≤80%
    • Atmospheric Pressure: 70 kPa~l06kPa 
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