Inhouse product
Fetal Doppler – YK-90B is a very high-quality medical product which is used by medical experts all over the world.
Ultrasound frequency | 2.5 MHz Continuous Wave |
Acoustic Output | Low Power – exemption |
Audio bandwidth and power | 1.25-250 Hz, 100 mW(32Ω stereo headset) |
Fetal Heart Rate | Display: 3 digit FHR |
Range | 50-240 bpm |
Accuracy | ±1% or ±1 bpm whichever is greater |
Resolution | 1 bpm |
Power Supply | 3 x AAA 1.5V Alkaline |
Auto Shut off | About 2 mins no signal |
Unit Controls | Buttons: On/Off, Volume |
Operating temperature | 5 – 40°C |
Operating humidity | 30 – 80% |
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