PQ401 4-Channel Data Acquisition System | USB Acoustic & Vibration DAQ

The PLACID PQ401 is a compact 4-channel USB data acquisition system for acoustic and vibration measurement. 24-bit simultaneous sampling at up to 102.4 kHz sample rate with selectable IEPE current supply on all channels.

• 4 simultaneous input channels — BNC connectors
• 24-bit ADC resolution at up to 102.4 kHz sample rate
• Selectable IEPE (ICP) current supply: 0 or 4 mA per channel
• Input voltage range: ±10 V peak, noise floor < 1 μV
• USB 2.0 bus-powered, compatible with Windows 10/11 and macOS