Rion NA-42, Инструкция по эксплуатации

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vi
Contents
Organization of this manual ............................................................ i
FOR SAFETY ............................................................................... iii
Precautions .....................................................................................iv
Outline ............................................................................................1
Controls and Features ......................................................................4
Front Panel ................................................................................4
Rear Panel ................................................................................8
Display ................................................................................... 10
Preparations ..................................................................................13
Power Supply ..........................................................................13
Inserting Batteries ..................................................................13
AC Adapter ............................................................................. 14
Microphone and Preamplifi er Connection ................................15
Calibration ...............................................................................20
1) Electrical calibration ......................................................20
2) Calibration with pistonphone NC-72
or sound calibrator NC-74 ................. 24
3) Insert CAL calibration ...................................................29
Using a Tripod .........................................................................33
Using a Windscreen .................................................................34
Using the Prop-up Feet ...........................................................35
Measurement ................................................................................36
Power-On .................................................................................36
Level Range Setting .................................................................38
Frequency Weighting Setting ...................................................39
Time Weighting Setting ...........................................................40
L
p
/
L
max
/
L
peak
Setting ............................................................ 41
Low-Pass Filter Setting ............................................................44
High-Pass Filter Setting ...........................................................45