Digilent DT9857E-8-xAO Dynamic Signal Analyzer

Overview

The Digilent DT9857E-8-xAO is a USB-based, high-speed dynamic signal analyzer featuring 8 simultaneous 24-bit IEPE sensor inputs, up to 105.4 kS/s/ch sample rate, one tachometer input, and 16 digital I/O. It is equipped with integrated IEPE signal conditioning for direct measurements from sensors such as accelerometers and microphones. The robust, compact module is housed in a steel enclosure and supports precise, time-matched data streams for field and laboratory use.

Key Features

• 8 simultaneous 24-bit IEPE sensor inputs with high impedance
• Up to 105.4 kS/s/ch sample rate
• One tachometer input with dual counter support
• 16 digital I/O for control and triggering
• Up to two 32-bit D/A outputs for stimulus generation
• 8-bit digital output for dynamic waveform generation
• DIN connector for 4.75 V to 28 V external power
• Capacitor notch to minimize vibration-induced errors
• Up to four modules can be synchronized for 64 analog inputs and 8 outputs

Applications

• Noise, vibration, and harshness (NVH) analysis
• Structural health monitoring with synchronized data acquisition
• Acoustic testing and environmental monitoring
• Industrial equipment diagnostics and predictive maintenance
• Modal analysis and vibration characterization

Included Accessories

• DT9857E-8-xAO 8-channel signal analyzer module
• USB cable
• Power supply and USA-style power cord
• Software Quick Start guide