FIELD: measurement technology; ultrasound detectors. SUBSTANCE: exciting voltage of piezoelectric converter is formed and piezoelectric effect voltage is selected. Then the voltage is amplified in power till achieving necessary value. Device has amplifier, capacitor and five resistors. Relation of parameters of device's elements are given. EFFECT: improved precision. 2 cl, 3 dwg
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Authors
Dates
1994-09-30—Published
1991-01-25—Filed