Equipment information

Brüel & Kjær 7669 Analyzer
Manufacturer:
Model:
7669
Date:
1992
Category:
Group:
Description:
Portable Signal Analyzer

Information

Type 7651 is a dual-channel FFT Software option for Real-time Frequency Analyzer Type 2144. Type 7669 is a single-channel FFT Software option for Real-time Frequency Analyzer Type 2143. Both come on 3V2” disks and are loaded using the analyzer’s built-in disk drive. A Software key must be installed in the Analyzer to allow the program to be run. Type 2144 plus Type 7651 offer identical functions and operation as the Type 2148. Type 2143 plus Type 7669 offer identical functions and operation as the Type 2147.

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User Manual
Manual Type:
User Manual
Pages:
294
Size:
7.79 Mbytes (8170586 Bytes)
Language:
english
Revision:
Manual-ID:
Date:
1992 09 01
Quality:
Scanned document, all readable.
Upload date:
2017 05 26
MD5:
eb68d5eb60e6b96d377da1515ab990e0
Downloads:
2767

Information

1 Introduction ... 1 -l 1.1 About Types 2148 and 2147 ... 1-2 1.2 About Types 7651 and 7669 ... 1-2 1.3 About this User Guide ... 1-3 2 Installation and Maintenance ... 2-1 2.1 Power Supply ... 2-2 2.2 Grounding Considerations ... 2-5 2.3 Cleaning the Disk Drive ... 2-7 2.4 Installing the 7651 or 7669 Software Key ... 2-8 3 Controls and Connections ... 3-1 3.1 Front Panel ... 3-2 3.2 Rear Panel ... 3-5 4 Getting Started ... 4-1 4.1 Switching On ... 4-2 4.2 General Measurement Procedure ... 4-3 4.3 The Menu and Help Page System ... 4-3 4.4 Changing Parameters in the Set-up ... 4-8 4.5 Calibration ... 4-10 5 Making Measurements ... 5-1 5.1 Measurement Types ... 5-2 5.2 Screen Layout in Measurement Mode ... 5-3 5.3 Measurement Mode Menus ... 5-8 5.4 Trigger/Multimode ... 5-14 5.5 Sound Intensity Probe Type 3548 ... 5-26 6 Details of Menus ... 6-1 6.1 Overload Indication ... 6-2 6.2 Input ... 6-3 6.3 Averaging/Channel Delay ... 6-3 6.4 No. of Lines ... 6-5 6.5 Baseband Analysis ... 6-5 6.6 Zoom Analysis ... 6-6 6.7 Time Weighting ... 6-7 6.8 Spectrum Weighting ... 6-7 6.9 Zero Padding and Bow-tie Correction ... 6-7 6.10 Data View ... 6-8 7 Memory ... 7-1 7.1 Saving Measurement Data ... 7-2 7.2 Measurement Text ... 7-4 8 Preselected Set-ups ... 8-1 8.1 Factory-defined Set-ups ... 8-2 8.2 User-defined Set-ups ... 8-2 9 Autosequences ... 9-1 9.1 Autosequence Set-up ... 9-2 9.2 Programming and Executing an Autosequence ... 9-2 9.3 Editing an Autosequence ... 9-4 9.4 Standby Mode ... 9-5 10 Post-processing ... 10-1 10.1 Spectrum Calculator Menu ... 10-2 10.2 File Modification ... 10-3 10.3 Sound Power Calculation ... 10-3 10.4 Spectrum Arithmetic ... 10-5 10.5 Spectrum Weighting ... 10-6 11 Specifications ... 11 -l 11.1 Specifications 2147, 2143/7669 ... 11-2 11.2 Specifications 2148, 2144/7651 ... 11-6 11.3 Accessories ... 11-9 12 Service and Repair ... 12-1 13 Appendix ... 13-1 13.1 Error Messages ... 13-2 13.2 Provoked Errors and Other Messages ... 13-5 14 Index ... ... 14—1

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