Inspection of highly attenuating materials as CFRP and Fiberglass requires using low frequency transducers to improve penetration and signal-to-noise ratio. Also Air-Coupling techniques, Lamb-Wave Inspection and Long Range require low frequency arrays.
All of our SITAU equipments are available in LF (Low frequency) version, to be used with arrays between 30 kHz and 2 MHz.
Main Features:
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Low frequency adapted pulser, with Single, Burst and Coded operation modes.
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Reception bandwidth from 30 kHz to 2 MHz.
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Programmable sampling frequency between 157 kHz and 40 MHz.
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Programmable gain up to 100 dB, with arbitrary TGC function.
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Pulse-Echo and Pitch-Catch (or through transmission) modes.
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Up to 16384 focal laws per image (Progressive Focusing Technique)
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Non-peak-loss data reduction algorithm and Electromagnetic Interference Filter (EMI)
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Libraries for Matlab, Labview and C++.