Arduino 40 KHz Ultrasonic Echo Sounder Depth Meter
Product Description
40 KHz Ultrasonic transducer – Depth measurement
Application：Used for the river, lake depth measurement.
Technical parameters：
Item |
Parameter |
Working frequency(fr) |
40±2 KHZ |
Bandwidth |
40khz±10% |
Material |
PZT-4, PZT-8 |
Beam width(-3dB) |
50° |
Parallel impedance(in water)(Ω) |
2k±30% Ω |
Static capacitance(pf) |
2700±15% |
power |
50~200W |
Image：
Typical curve Typical circle map