DA-21
4-channel data recorder
The 4‑channel data recorder DA‑21 provides reliable recording of acoustic and vibration-related waveforms as well as various electrical signals directly in the field.
Measurement data are stored in WAVE format on SD cards and can easily be imported into a computer for detailed waveform analysis and further post‑processing. The system can also be expanded to 8 channels by connecting two units, providing increased flexibility for more complex measurement tasks. Recorded signals on the SD card can be analysed and processed using the supplied software or the AS‑70 analysis tool.
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SD card with very high capacity.
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Can be used as a USB mass storage device.
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Synchronisation of multiple recorders (8 channels).
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Timer/trigger function.
Applications
What are you going to measure?
Environmental noise
Reliable noise monitoring with sound level meter, stand-alone terminals or large-scale systems.
Building acoustic
Building acoustic is about the sound that travels between rooms - something you'd rather avoid.