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OCTAVE-111 Noise meter, spectrum analyzer

Functionality

■ Sound level measurement: Class 1 according to GOST 17187-2010, IEC 61672-1
■ Measures sound pressure levels in octave and third octave frequency bands
■ Has a metal body, resistant to external influences
■ Automatic recording of measurement results in memory
■ Non-volatile memory
■ Telemetry channel, remote control and operation of the device

Features
■ Easy setup: one measurement mode, all values are measured
simultaneously
■ Easy to manage: all results are grouped in two windows
■ Measurement of sound levels below 20 dBA
■ Affordable solution
Application areas
■ Noise control in residential and public buildings
■ Noise control on the territory of enterprises and residential buildings
■ Production control
■ Vehicle inspection

Complies with standards:
- as a noise meter: GOST 53188.1-2019 (17187-2010, IEC 61672-1), Class 1
- as a spectrum analyzer: GOST R 8.714-2010, IEC 61260 (Class 1)
Noise meter mode
- Measuring range of sound levels, dBA: from 19 to 150*
- Frequency characteristics: A, C, Z, AU, FI, G
- Time characteristics: S, F, I, Peak, Leq
* When equipped with 50 mV/Pa microphones and 12 mV/Pa
Spectrum Analyzer mode with constant relative bandwidth
- Frequency range of digital octave filters, Hz: 31.5 - 16000
- Frequency range of digital third-octave filters, Hz: 25 - 20000
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