Integrating Sound Level Meter with tonal noise detection

Integrating Sound Level Meter with tonal noise detection
CIR/CR:171C

The CR:171C 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)
Real time 1:1 octave band filters 31.5Hz to 16kHz
Real time 1:1 octave band filters 6.3Hz to 20kHz
Multiple Ln values
Pause & Back-Erase
Datalogging
Voice Tag audio note
Audio recording
Tonal Noise detection
The instrument is supplied with a calibration certificate


The sound level meter is also available in a kit CK:171C
This kit contains the following items :
CR:171C Optimus green
CR:515 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 / classe 1
Applicable Standards: IEC 61672-1:2002
Measuring range dB(A): 20 dB(A) - 140 dB(A)
Measuring range dB(C): 143 dB(C)
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