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  • Jan
    05
    PVDF piezoelectric ultrasonic transducer converts heart sound vibration signals into weak electrical signals

    Heart sound is the shock vibration to the chest wall during the heartbeat. The mechanical vibration of heart sounds can be recorded by instruments such as polyvinylidene fluoride (PVDF) piezoelectric ultrasonic transducer , which is called a phonogram. When detecting simulated human heart sounds, th

  • Nov
    30
    What is the role of piezoelectric ultrasonic sensors in the highly integrated automatic test of automotive control units?

    When is designing a special test instrument for the control unit in the car, the company trusted the force and torque sensors. As one of the components of the tester, the ultrasonic distance transducer has proved its advantages such as high accuracy and automatic quality control, and it meets the re

  • Nov
    20
    Principle of ultrasonic distance measurement sensor and high precision liquid level measurement system

    Ultrasonic distance measurement has a series of advantages, but there are many factors that affect measurement accuracy, so it is difficult to achieve higher accuracy. Based on the principle of ultrasonic distance measurement, a single temperature ultrasonic transducer , humidity compensation scheme

  • Nov
    17
    Signal conditioning of piezoelectric ultrasonic sensors

    Piezoelectric sensorThe application of piezoelectric sensors for sensing and excitation extends to many areas. This article mainly introduces the induction of some physical intensities, namely acceleration, vibration, oscillation and pressure, which can be considered similar from the perspective of

  • Nov
    10
    How does a piezoelectric ceramics sensor work and advantages of piezoelectric ceramics?

    What is a piezoelectric ceramics? Piezo ceramics ultrasonic sensor is a device that uses the piezoelectric effect to measure the electromotive force caused by the mechanical force applied to the piezoelectric material. They are based on the principle of electromechanical energy conversion, mainly me

  • Nov
    10
    Basic principles of piezoelectric ceramics sensors

    Piezoelectric ceramics sensors are ultrasonic sensors made by using the piezoelectric effect produced by certain dielectrics. The so-called piezoelectric effect refers to the phenomenon that certain dielectrics undergo deformation (including bending and stretching deformation) due to the polarizatio

  • Nov
    04
    principle of ultrasonic distance measurement and high-precision liquid level measurement system

    Ultrasonic distance measurement sensor has a series of advantages, but there are many factors that affect measurement accuracy, so it is difficult to achieve higher accuracy. Based on the principle of ultrasonic distance measurement, temperature, and humidity compensation program of ultrasonic trans

  • Nov
    03
    Design of automobile anti-collision system by using ultrasonic ranging transducer

    Design of automobile anti-collision system by using ultrasonic ranging transducerWith the continuous advancement of automobile technology, especially the development of autonomous driving technology, more and more distance detection equipment will continue to appear. At present, there are four main

  • Nov
    02
    Detailed overview of the principle of ultrasonic ranging sensor and the circuit design of the ultrasonic ranging transducer

    Due to the strong directivity of ultrasonic waves, slow energy consumption, and long distances in the medium, ultrasonic waves are often used for distance measurement. For example, ultrasonic rangefinders and level measuring instruments can be realized by ultrasonic waves. Ultrasonic testing is ofte

  • Oct
    27
    production plan of ultrasonic rangefinder

    The ultrasonic rangefinder adopts NE555 circuit, two-stage amplifier circuit and level comparison circuit to realize the transmission and reception of ultrasonic waves. The comparator is the core unit of the rangefinder, which realizes the control of the transmitting circuit and the processing of th

  • Oct
    26
    principle analysis of ultrasonic ranging sensor

    Principle of piezoelectric ultrasonic generator  Piezoelectric ultrasonic generator actually uses the resonance of piezoelectric crystal to work. The internal structure of the ultrasonic generator is shown . It has two piezoelectric wafers and a resonance plate. When a pulse signal is applied to its

  • Oct
    22
    Brief introduction of waterproof ultrasonic distance measuring module sensor

    Product Introduction:We want to use the ultrasonic module distance sensoroutdoors for a long time, but the traditional ultrasonic distance measurement sensor is not waterproof, and the outdoor weather often encounters rain, which leads to the situation that some scenes cannot be used in rainy days.

  • Oct
    20
    circuit diagram of ultrasonic distance measurement sensor

    Ultrasonic distance measuring circuit diagram: Type 4Y2 distance measuring alarm control special integrated circuit, which can be used to assemble distance measuring alarm control electronic products. It uses the principle of ultrasonic distance measurement to detect obstacles in front of the ultras

  • Oct
    19
    Principle and Introduction of Ultrasonic Ranging Sensor

    What is ultrasonic ranging sensor   Due to the strong directivity of ultrasonic waves, slow energy consumption, and long distances in the medium, ultrasonic waves are often used for distance measurement. For example, ultrasonic rangefinders and level measuring instruments can be realized by ultrason

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