Overview of Type 2250 Software Features

The table below presents a summary of the features of each of the software modules available with Type 2250. See Specifications for details.

Feature	SLM Software	Frequency Analysis Software	Logging Software
120+ dB Dynamic Range - no need for range switchingrange switching	x	x	x
Sound levels up to 140 dB with supplied Microphone Type 4189	x	x	x
Sound levels up to 152 dB using Microphone Type 4191	x	x	x
IEC/ANSI SLM standards Type/Class 1	x	x	x
Frequency weightings A, C, Z (linear) and time weightings F, S, I	x	x	x
Free-field/diffuse-field correction	x	x	x
Automatic windscreen detection and correction	x	x	x
Pre-set time start/stop	x	x	x
Back-erase . last 5 seconds of measurement data	x	x
Multi-language user interface	x	x	x
Context-sensitive help	x	x	x
Voice and text annotation of measurements	x	x	x
Display colour-schemes optimised for day, night, indoor and outdoor use	x	x	x
Personal login . protects your personal setups from other users	x	x	x
Broadband statistics based on LAeq or LAF	x	x	x
Broadband frequency range: 3Hz . 20 kHz	x	x	x
1/1-octave spectra (centre frequencies 8Hz to 16 kHz)		x	xa
1/3-octave spectra (centre frequencies 6.3Hz to 20 kHz)		x	xa
Logging of all or selected broadband parameters and spectra			x
Logging period 1 s to 24 h			x
LAeq and/or LAF logged every 100ms			x
Profile display			x
Markers on profile display			x
Remote control using Compact Flash modem	x	x	x
Transfer of data files while measuring (USB or modem)	x	x	x
Recording of measured signal during measurement	xb	xb	xb
Recording of sound during noise events			xb

a. Only if Frequency Analysis Software is enabled
b. Only if Sound Recording Option is enabled