9/29/09 RTA (optional) 11-1
CHAPTER
11
RTA (optional)
Welcome to the System 824 Real-Time Analysis Firmware
Option. This option adds high speed spectral data gathering
to the System 824 and will enable you to perform the
following measurements:
• Architectural Acoustics
• On-board RT60 analysis
• Room Criterion
• Acoustic Impulse Event Analysis
• Pass-by Event analysis
The 824 RTA option provides the following features:
• RTA for fast spectral data
• Performs room acoustics: RT60, RC, NCB, HTL
• Averages any number of spectra
• Uses measurement triggering for flexible acquisition
• Autostores up to 400 spectra per second (one spectrum
every 0.0025 seconds)
• Has both exponential and linear detectors
• Direct printing of calculated RT60 for every 1/1 octave
or 1/3 octave band.
.
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