Instruction manual

vii
Takt-Max Sound Pressure Level Measurement (L
tm3
, L
tm5
) ....................... 54
Percentile Sound Pressure Level Measurement (L
x
)................................... 57
1/1-Octave and 1/3-Octave Analysis ......................................................... 59
1/1-Octave and 1/3-Octave Analysis for Instantaneous Value
(L
A
, L
C
, L
p
) ............................................................................................ 59
1/1-Octave and 1/3-Octave Analysis for Maximum and Minimum Level
(L
max
, L
min
) ........................................................................................... 60
1/1-Octave and 1/3-Octave Analysis for Equivalent Continuous
Sound Pressure Level (L
eq
) ................................................................... 61
1/1-Octave and 1/3-Octave Analysis for Percentile Sound Pressure Level
(L
x
) ....................................................................................................... 62
Explanation of Analysis Screens ................................................................ 63
1/1-Octave and 1/3-Octave Analysis Precaution ........................................ 65
Data Exclusion (Back-Erase) Function.................................................... 66
Trigger Function............................................................................................ 68
Delayed Measurement .................................................................................. 74
Memory Functions......................................................................................... 76
Manual (Sound Pressure Level Mode) ....................................................... 78
Auto (Sound Pressure Level Mode) Single Store ....................................... 81
Auto (Sound Pressure Level Mode) Group Store ....................................... 84
Manual (Frequency Analysis Mode)........................................................... 87
Auto (Frequency Analysis Mode) Single Store .......................................... 89
Auto (Frequency Analysis Mode) Group Store .......................................... 93
Erasing Data ................................................................................................ 98
Recall Processing ........................................................................................ 99
Remote Control (NA-27RC1) ........................................................................ 101
Technical Notes ............................................................................................ 103
Microphone ............................................................................................... 103
Preamplifier .............................................................................................. 108
Preamplifier Specifications ....................................................................... 108