Real-time 1/3 Octave analysis on site
Octave band analysis using the VX-56RT option. The VX-56RT third octave option also enables the use of user-defined frequency weightings. The VX-56RT stores
Sound level meter and 1/3 octave band real-time analyzer - NA-28
F (Fast) S (Slow)
Appendix C: Standard Octaves and Sound Pressure
octave. An octave is spanned by three 1/3-octave bands and 12 1/12-octave weightings are numerically added to the SPL levels in the frequency bands to ...
A summary of parameters and functions shown by the Optimus
A-weighted Third. Octave Band LF. The 1:3 Octave Band Filters shown graphically with A-weighting applied. Where Tonal Noise Detection is available bands are
RION Sound ? Vibration Measuring Instruments General Catalog
Sound level meter and filter functions for octave band and 1/3 octave band Simultaneous measurement of following items with selected time weighting and ...
Infrasound levels near windfarms and in other environments
1/3 Octave Band Centre Frequency Hz. G-Weighting Function. Figure 2 – G-weighting function. The perception of noise in the infrasonic range is greatest at
A summary of parameters and functions shown by the Optimus
Third Octave. Band LF. The 1:3 Octave Band Filters shown graphically. No frequency weighting is applied. Where Tonal Noise Detection is available bands are
Product Data: 2238 Mediator™ — Class 1 Integrating Sound Level
ently frequency weighted RMS/RMS or RMS/Peak measurements. This octave bands and the 29 1/3-octave bands making it a simple matter.
“Guidance” to Counter Low Frequency Noise Problems
include the G-weighted sound pressure level of LG=92(dB). Table 2 Reference Values for Complaints of Mental and Physical Discomfort. 1/3 Octave-band.
Sound level meter
Sound level meter and 1/3 octave band real-time analyzer Main and Sub-Channel for simultaneous selection of 2 time or frequency weightings.
01723 891 655
'A' Weighting 'C' Weighting 'Z' WeightingA-WeightingC-WeightingZ-Weighting
Fast, Slow and
Impulse Time
Weightings
Equivalent
Continuous
Sound Level (Leq)
Peak Sound
Pressure
1:1 &1:3 Octave
Band Filters
General View
Sound Level View
Leq View
1:1 Octave Band
View1:3 Octave Band
ViewLn View
Dose View
Environmental
ViewNoise Nuisance
View % Dose orDose %
115dBA
115dB LAS ex.
ACGIHA-weighted
Octave Band
Leq,1s
A-weighted
Octave Band
Leq,tA-Weighted
Octave Band
Leq,tA-weighted
Octave Band LF
A-weighted Third
Octave Band
Leq,1s
A-weighted Third
Octave Band
Leq,tA-weighted Third
Octave Band
Leq,tA-weighted Third
Octave Band LF
C-ACriterion Level or
CLCriterion Time or
CT dB(A) dB(C) dB(Z)Estimated Dose
or Est Dose %Estimated
Exposure
Exchange Rate (Q)
Exposure
Exposure Time
ISO (EU)
L10 L90 LA10 LA90 LAE LAeqLAeq,1s
LAeq,t
LAF LAF10 LAF90LAFmax
LAFmin
LAFTeq
LAILAImax
LAImin
LASLASmax
LASmin
LAT LAVG LCELCeq,1s
LCeq,t
LCFLCFmax
LCFmin
LCILCImax
LCImin
LCPeak
LCSLCSmax
LCSmin
LE (SEL)
LEP,d LEP,w Leq Leq,tLEX,8h
LIeqT Lmax Lmin Ln Lp Lw LZELZeq,1s
LZeq,t
LZFLZFmax
LZFmin
LZILZImax
LZImin
LZPeak
LZSLZSmax
LZSmin
Maximum Sound
Level (Lmax)
Minimum sound
level (Lmin)MSHA EC
MSHA HC
NC NROctave Band
Leq,1s
Octave Band
Leq,t (Graph)
Octave Band
Leq,t (Numbers)
Octave Band LF
OSHA HC
OSHA PEL
Pa2h (Pa
2 h) PeakPercentile Levels
(Ln)Projected
Exposure
QSound exposure
level (SEL)Third Octave
Band Leq,1s
Third Octave
Band Leq,t
(Graph)Third Octave
Band Leq,t
(Numbers)Third Octave
Band LF
Third Octave
Functions
Threshold Level
TWTWA (Time
Weighted
Average)
Sound Level
Meters
Integrating Sound
Level Meters
NoiseDosemeters
Acoustic
Calibrators
Class 1
Class 2
Type 1
Type 2
IECIEC 60651
IEC 60804
IEC 61252
IEC 61260
IEC 61672
IEC 651
IEC 804
IEC 60942
IEC 942
DIN 45641
ISO There are a number of other terms that are used when we are discussing sound level meter and noise dosimeters and this section covers some of the more common of these.Acoustic
Calibrator
Acoustic
Fingerprint
Audio Quality
Audio Recording
Audio Triggers
Broadband
Calibrated to
Calibration
Calibration o?set
CE Marking
Decibel (dB)
Data Logging
Display
Dynamic Range
Free Field
Microphone
Integrating
Averaging Sound
Level Meter
Microphone
Capsule
Noise Floor
Overload
PaPreamplifier
Quick Settings
Repeat Timer
Single Timer
Sound Level
MeterSound Power
LevelSound Pressure
LevelStatistical
Analysis
Third octave band
Time constant
Time History Rate
Tonal Noise
Detection
Under Range
USB Socket
VoiceTag
3.5mm Socket
18 Way Socket
quotesdbs_dbs6.pdfusesText_11[PDF] 1/3 octave band frequency range
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