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nor121
Norsonic nor121 Manuals
Manuals and User Guides for Norsonic nor121. We have
1
Norsonic nor121 manual available for free PDF download: Instruction Manual
Norsonic nor121 Instruction Manual (40 pages)
SOUNDANALYSER
Brand:
Norsonic
| Category:
Measuring Instruments
| Size: 1 MB
Table of Contents
Table of Contents
5
Introduction
7
General Features
9
Quicker Instrument Switch-Off
9
Save a New Default Set-Up
9
SMS Command for Date and Time
9
Db Reference Selection
10
Improved Modem Connections
10
New Weather Station Connection
10
Environmental Mode
11
Pre-Weighting of Spectra
11
Noise Criterions (NC, NR, RC)
12
Marker for External DC Failure
14
Reference Tone on Recordings
14
Pure Tone Mode
15
Improved Possibilities
15
Pre-Set Pure Tone Standards
15
Building Acoustic Mode
16
Spectrum Adaptation Terms
16
Equalizer
17
General
17
Equalizer Implementation Characteristics
17
Using EQ with the Pink Noise Excitation - a Cookbook
18
Using EQ with the Swept-Sine Excitation - a Cookbook
18
Swept-Sine Measurement Technique
19
Building Acoustics Measurements Using Swept-Sine Technique
20
Introduction - What Is Swept-Sine Technique
20
Benefits of Using Swept-Sine
21
Principles Behind the Method
22
Implementation in Nor121
24
Excitation Signal
24
Measurement of Irs - Deconvolution
25
Setting up for Swept-Sine Measurement
26
Level Setup
28
Reverberation Setup
30
Rating and BGN Setup
30
Correction Setup
30
Making Measurements with Swept-Sine
31
Level in Channel 2 and SNR Display
31
What Does the Measured BGN and SNR Mean
33
What Does the "?" Displayed with Level Values Mean
33
Measurement of High Sound Insulation Values
35
Technical Specifications
36
Bandwidth = 1/3 Octaves
36
Bandwidth = 1/1 Octaves
36
Broadband Impulse Response Measurements Using Swept-Sine
37
Implementation
37
Making IR Measurements - a Cookbook
37
Transferring Measured IR from the Instrument to a PC
38
Technical Specifications
38
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