Described is the development of high-impedance backing composites (up to .×0 kg·m-·s-) by using a kind of simple compressor. Working in cooperation with PZT- or PZT-, it gives a pulse width of . cycles.
Described is the development of high-impedance backing composites (up to .×0 kg·m-·s-) by using a kind of simple compressor. Working in cooperation with PZT- or PZT-, it gives a pulse width of . cycles.
利用一种简单的压力装置，制作与PZT压电晶片匹配的背衬块，最高声阻抗可达．×0kg·m-·s－用于试制窄脉冲探头，可以实现.周期的脉冲．