Integrating Sound Level Meter Ln values / audio

Integrating Sound Level Meter Ln values / audio
CIR/CR:1720

The CR:1720 is part of the Optimus green range and provides all of the unique features of the Optimus sound level meters.
Simple operation with the simultaneous measurement of all parameters :
Lmax & Lmin with real time Sound Level
Leq, Peak & LAE(SEL)
Multiple Ln values
Pause & Back-Erase
Datalogging
Voice Tag audio note
Audio recording
The instrument is supplied with a calibration certificate


The sound level meter is also available in a kit CK:1720
This kit contains the following items :
CR:1720 Optimus green
CR:514 Acoustic Calibrator
UA:237 Windshield
A robust aluminium carrying case
Calibration certificates
Software & usb cable
User manuals
Batteries for the sound level meter and calibrator
A Cirrus pen

Microphone: type / class 2
Applicable Standards: IEC 61672-1:2002
Measuring range dB(A): 20 dB(A) - 140 dB(A)
Time Weightings: F. S & I
Frequency Weightings: A. C & Z
Datalogging: 4GB internal memory
Usb Connection: Yes
Software: NoiseTools
Battery: 4 x AA Alkaline batteries
Dimensions (H x W x D): 283mm x 65mm x 30mm