IEEE ANSI 455 1985
$52.54
IEEE Standard Test Procedure for Measuring Longitudinal Balance of Telephone Equipment Operating in the Voice Band
Published By | Publication Date | Number of Pages |
IEEE | 1985 | 25 |
Revision Standard – Inactive – Withdrawn. The basic requirements for a test circuit that can be used to measure longitudinal balance are defined. Resistive elements are specified because they are generally considered easy to duplicate and balance. Standard test conditions and procedures are established.
PDF Catalog
PDF Pages | PDF Title |
---|---|
1 | Title page |
3 | Foreword Participants |
5 | CONTENTS |
6 | 1. Introduction |
7 | 2. Purpose and Scope 3. Definitions |
8 | 4. Terminal Constraints |
9 | 5. Metallic Impedance of Driving Test Circuit |
10 | 6. Longitudinal Impedance of Driving Test Circuit 7. Internal Balance of Driving Test Circuit |
11 | 8. Terminating Test Circuit 8.1 Standard Terminating Test Circuit |
12 | 8.2 Alternate Terminating Test Circuit |
13 | 9. Test Equipment 9.1 General 9.2 Equipment Required |
14 | 10. Test Procedures 10.1 Conditions |
15 | 10.2 Calibration 10.3 Measurement of One-Port Specimens |
16 | 10.4 Measurement of Two-Port Specimens |
17 | 11. Presentation of Test Results 11.1 11.2 11.3 |
18 | Annex A—Balance Measuring Set Example |
21 | Annex B—Balance Set Calibration |
23 | Annex C—Alternative Circuits |
24 | Annex D—Alternate Terminating Test Circuit |
25 | Annex E—Other Standards and References |