Com-Power ISN T8, Instruction Manual

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INSTRUCTION MANUAL
ISN T8 IMPEDANCE STABILIZATION NETWORK (ISN)
1912 1 E l T o ro R d ● Si l vera do, Ca lifo rni a 9 26 76 ● (9 49) 459 -96 00 ● co m-p o wer. com
REV080515
Table of Contents
1.0 Introduction........................................................................................................................... 4
2.0 Product Information ..............................................................................................................5
2.1 Overview ..................................................................................................................................... 5
2.2 Standard ISN T8 Items (included).............................................................................................. 5
2.3 Additional ISN T8 Test Accessories (optional).......................................................................... 5
2.4 ISN Calibration Kit....................................................................................................................... 6
2.5 Other equipment available from Com ‐ Power........................................................................... 7
3.0 Product Specifications .......................................................................................................... 8
4.0 Product Implementation ...................................................................................................... 9
4.1 Product Application.................................................................................................................... 9
4.1.1 When can the ISN T8 be used?................................................................................................... 9
4.1.2 How do I choose which LCL Adapter to use?............................................................................ 9
4.1.3 What is LCL? ...............................................................................................................................10
4.2 Product Connection Details ...................................................................................................... 11
Figure 1 – Equipment setup for standard pin arrangements ..................................................... 11
Figure 2 – Equipment setup for non ‐ standard pin arrangements.............................................. 11
4.2.1 Connector Pin ‐ outs.................................................................................................................... 11
Figure 3 – ISN T8 Connector Pin Arrangements/Pair Designations ............................................ 11
Figure 4 – RJ45 LCL Adapter Pin Arrangements .........................................................................12
Figure 5 – RJ45 Connecting Adapter Pin Arrangements.............................................................12
Figure 6 – RJ11 LCL Adapter Pin Arrangements ..........................................................................12
Figure 7 – RJ11 Connecting Adapter Pin Arrangements..............................................................12
Figure 8 – (8) 1mm banana jack LCL Adapter Pin Arrangements ...............................................12
Figure 9 – (8) 1mm banana jack Connecting Adapter Pin Arrangements ..................................12
4.2.2 RJ45 Connector Wiring – Common ethernet cables ...............................................................13
Figure 10 – Standard Patch Cable – Connector Wiring Diagram ................................................13
Figure 11 – 10/100 Mb/s Cross ‐ over Cable – Connector Wiring Diagram......................................13
Figure 12 – 1 Gb/s Cross ‐ over Cable – Connector Wiring Diagram...............................................13
4.3 Test Setup Details......................................................................................................................14
Figure 13 – Acceptable Equipment Arrangements for Test Setup ............................................ 14
4.4 Measurement ............................................................................................................................15
4.4.1 What Type of Coaxial Cabling Should Be Used with the ISN T8? ............................................15
4.4.2 Use of Attenuator or Transient Limiter for Input Protection .................................................15
4.4.3 Correction Factors .....................................................................................................................17