Request InfoKaman Precision Products, Measuring SystemsThe Digital Differential Impedance Transducer (DDT) from Kaman Precision Products Inc. is an eddy current measurement system. The DDIT is designed to provide a digital interface for high-speed eddy current measurement systems, with resolution in the micro-inch range, at bandwidths as high as 60 kHz. Using a standard 9D connector for reading data, power and control signals, the system operates from a single power supply with a voltage range of 8 to 28 V. 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