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viii Table of Contents
Models SE and DL
DC output ............................................................................................................................ 123
Specifications ....................................................................................................... 125
Conformance to standards .................................................................................. 125
Acoustics ....................................................................................................................... 125
EMC emissions and immunity ....................................................................................... 125
Mechanical characteristics .................................................................................. 125
Electrical characteristics ..................................................................................... 126
Power sources ............................................................................................................... 126
Internal power ......................................................................................................................... 126
External power ........................................................................................................................ 127
Preamplifier (removable) ............................................................................................... 127
Meters ............................................................................................................................ 127
Bandwidth ...................................................................................................................... 127
Octave filters (optional) ................................................................................................. 128
Third-octave filters (optional) ......................................................................................... 128
Instrument noise ............................................................................................................ 128
Environmental effects .......................................................................................... 128
Temperature .................................................................................................................. 128
Humidity ......................................................................................................................... 129
User interface ....................................................................................................... 129
Display ........................................................................................................................... 129
Keypad .......................................................................................................................... 129
Languages ..................................................................................................................... 129
Input/output .......................................................................................................... 129
Microphones .................................................................................................................. 129
AC/DC outputs ............................................................................................................... 130
Communications ports ................................................................................................... 131
Measurements ...................................................................................................... 131
Types ............................................................................................................................. 131
Ranges .......................................................................................................................... 131
Measurement parameters ............................................................................................. 131
Other .............................................................................................................................. 132
Calibration ............................................................................................................ 132
Studies and sessions ........................................................................................... 132
Special features .................................................................................................... 132
Security .......................................................................................................................... 132
Back-erase .................................................................................................................... 133