Ultrasonic receiving circuit composed of LM1808

The ultrasonic receiving circuit can adopt a new product-specific integrated circuit, and can also be used for conventional filtering, amplifying, detecting, and magnetic-shaped circuits. In the past, the discrete components were used. Now, the integrated circuit can be used to replace the ultrasonic receiving circuit composed of the .LM1808:
Ultrasonic receiving circuit composed of LM1808

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