Castle Sonus GA116I Integrating Sound Level Meter (60 -130 dB )

Applicable standard: IEC 61672-1:2002 (Integrating, Sound Exposure and Sound Level Meters); IEC 60651:2001 (Sound Level Meters); IEC 60804:2000 (Integrating Function)
Level range: 35-140 dB
Linear Operating range: 65 dB
Noise floor: Typical ’A’ Weighting <32 dB(A) rms. ‘C’ Weighting <38 dB(C) rms
Frequency weighting: ‘A’ and ’C’ to IEC 61672-1:2002 and IEC 60651:2001
Frequency range: 12.5 Hz - 20 kHz (including microphone), 1 Hz - 20 kHz (electrical characteristics)
Time weighting: Slow and Fast
Instrument response: Simultaneous rms. and Peak
Measement parameters: Lp (Sound Pressure Level), Leq (Equivalent Sound Level), Lmax (maximum Level), Cpeak (Max. Peak Level), LEpd (Sound Exposure Level), LAE (Single Event Sound Exposure Level)
Other Displays: Elapsed time, Overload, Battery Life
Calibration: Software controlled 91.0 to 120.0 dB (1kHz) in 0.1 dB steps
Processing: A to D Converter: 12-bit, 352Hz sampling. Controller: 8MHz, micro-controller
Output: AC Output = 16.4mVrms at 94dB (un-weighted and not affected by range); DC Output = 40mV/dB (weighted and ranged)
Power requirements: Batteries: 1 x 6LR61 (size PP3), Life: >12 hours (alkaline batteries, continuous operation).
Dimensions: 60mm (width) x 30mm (depth excluding pocket clip) x 135mm (height without microphone) or 210mm (height with microphone)
Weight: 200gms (without battery)
Accessories:
-GA607 Dual Level Calibrator:
-KA010 Kit Case for GA116I, GA607 and Accessories

datasheet