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Basics of Piezoelectric Ceramics

  • Aug
    12
    Quality identification of buzzer
    The piezo diaphragm film, also called piezoelectric ceramic buzzer,which is one of the most widely used products in piezo alarm element. The piezo diaphragm buzzer is the main component of the piezo disc benders. The piezoelectric buzzer is made of lead zirconate titanate or lead magnesium niobate p
  • Aug
    08
    Comparison of piezoelectric ceramic crystals and why they have polarity
    1. Piezoelectric ceramic materials, can their parameters be changed?For piezoelectric ceramic materials, in general, the parameters of piezo ceramic polarityare constant rather than changing with conditions. However, it should be noted that the thickness and diameter of the piezoelectric ceramic hav
  • Aug
    08
    Detecting method of piezoelectric ceramic crystal
    Piezoelectric ceramic crystal sheets are a synthetic piezoelectric material. When are subjected to external pressure, charges are generated on both sides surface, and the amount of charge is proportional to the pressure. This phenomenon is called the piezoelectric effect. Piezoelectric ceramics have
  • Aug
    07
    Correct judgment of the positive and negative electrodes of piezoelectric ceramics and how to sound
    1. Piezoelectric ceramic transducer, how to say specifically?Piezoelectric ceramic sheet, which is a kind of electronic sounding component from a professional point of view, dielectric material of piezo ceramic ring is placed in the two copper circular electrodes, and an AC audio signal is connected
  • Aug
    05
    Thickness Effect of Piezoelectric Ceramic Transducer and Welding Spot Problem
    1. What is the relationship between the thickness and frequency of a circular piezoelectric ceramic crystal?A circular piezoelectric ceramic crystal whose frequency mainly refers to the resonant frequency, and its resonant frequency has both radial and thick directions. For the radial resonant frequ
  • Aug
    05
    How to realize the detection circuit of piezoelectric ceramic chip and the use of its vibration ?
    1.Is the vibration detection circuit of the piezoelectric ceramic crystal simple? How to operate?The vibration detecting circuit of the piezoelectric ceramic crystal is very simple, so in the first question, the answer is yes. Its specific operation is to connect its two electrodes directly to the o
  • Aug
    02
    The current of piezoelectric ceramic and the other parameters
    1. Piezoelectric ceramics, is the current generated by it being DC or AC? And, can it illuminate the LED?Piezoelectric ceramics, which generate the current, however, producing direct current, not alternating current. As for question two, the answer is no. Because the voltage and current generated by
  • Aug
    02
    How to detect the frequency impedance of ultrasonic transducer and the influence of capacitance
    1. Ultrasonic transducer, what kind of pulse does it need to generate or obtain ultrasound? And, how is the resonance frequency determined?In an piezoelectric ultrasonic transducer, the pulse required is a high-frequency pulse signal, and is determined by its driving frequency. As for the determinat
  • Jul
    31
     How to collect electrical signals and compare piezoelectricity of piezoelectric ceramic crystal?
    How do the electrical signals generated by the piezoelectric ceramic crystal be collected and displayed?The electrical signal generated on the piezoelectric ceramic crystal is not very large, so it should be amplified first, then collected, usually using a data acquisition card, and the digital qua
  • Jul
    31
    How to form a piezoelectric ceramic polarization device
    1. About piezoelectric ceramics, what are the common applications?Common applications of piezoelectric ceramics, in general, applications for positive and negative piezoelectric effects, as well as piezoelectric ceramic buzzers, piezoelectric ceramic loudspeakers, piezoelectric ceramic pickups, piez
  • Jul
    30
    Comparison of piezoelectric ceramics and generation conditions of the current
    1. Quartz crystal and piezoelectric ceramic, are these two the same in piezoelectric effect?Quartz crystals and piezoelectric ceramics, the piezoelectric effect of these two piezoelectric plate crystal, from a professional point of view, is not the same. Because there is no volumetric deformation pi
  • Jul
    30
    Simple judgment and voltage measurement of positive and negative electrodes of piezoelectric ceramic crystal
    1. Piezoelectric ceramic transducer, if they differ in diameter, then, is there a difference in frequency? And, under the same size, why is the vibration large or small?As for piezoelectric ceramic crystal, if they differ in diameter, then it will definitely affect its frequency. However, if the dia
  • Jul
    25
    Piezoelectric ceramic application and collection of electrical signals
    Piezoelectric ceramic micro-displacers and piezoelectric ceramic drivers, are they substantially different?Piezoelectric ceramic microdisplacers and piezoelectric ceramic actuators are essentially indistinguishable because their core components are piezoelectric ceramics. However, the method of use
  • Jul
    25
    What problems should be solved in the application of piezoelectric ceramic sheets?
    1. What is the resonant frequency of a piezoelectric ceramic crystal?For the resonant frequency of the 1Mhz piezoelectric ceramic crystal, the relevant factors are connected with the thickness of the ceramic sheet and the size and diameter of the piezo ceramic sheet. If the piezoelectric ceramic pie
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