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