Svantek SV 971A, Руководство пользователя

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SV 971A User Manual
132
ULT
Threshold
Level Threshold level for calculation of ULT results. Chapter
11.3
PTC
Threshold
Level Threshold level for calculation of PTC results. Chapter
11.3
RT60 Settings Screen that enables setting the reverberation time
measurement parameters:
Start Delay, Method,
Recording Time, Time Step, Averaging, Noise
Mar., Octave, Freq. Range, Logger Name
and
Level .
Chapter
12.2
Start Delay Delay between pressing the <Start> key and the
start of the RT60 measurement.
Chapter
12.2
Method Method of the RT60 calculation: Decay (Interrupted
Noise Method) or Impulse (Impulse Response
Method). The selection of the method depends on
the used type of the sound source.
Chapter
12.2
Recording
Time Time of measurement data (sound pressure level
decay curve) registration during RT60 calculations:
1s .. 30 s or Auto .
Chapter
12.2
Time Step Time-step of data registration (sound pressure
level) in the file during RT60 calculations:
2, 5, 10,
20, 50 ms .
Chapter
12.2
Averaging Averaging of the reverberation time results from
several measurements during RT60 calculations.
Chapter
12.2