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Page 24 of 24

 

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 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Figure 21 –

 

Typical Symmetric Insertion Loss Characteristics

 

 

Symmetric Insertion Loss

0

1

2

3

4

5

0.1

1

10

100

Frequency (MHz)

In

se

rt

io

n

 L

o

ss (

d

B)

Pair 1

Pair 2

Pair 3

Pair 4

Summary of Contents for ISN T8

Page 1: ...N MANUAL ISN T8 IMPEDANCE STABILIZATION NETWORK ISN 19121 El Toro Rd Silverado California 92676 949 459 9600 com power com REV080515 INSTRUCTION MANUAL for IMPEDANCE STABILIZATION NETWORK ISN Model IS...

Page 2: ...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 Figur...

Page 3: ...of ISN T8 CISPR 22 Figure D 3 20 8 0 Typical Performance Data 21 Figure 15 Typical Asymmetric Impedance Characteristics 21 Figure 16 Typical Asymmetric Phase Characteristics 21 Figure 17 Typical Longi...

Page 4: ...precautions product maintenance and warranty information It also includes instructions for connection of the ISN and associated accessories to the Equipment Under Test EUT and Ancilliary Equipment AE...

Page 5: ...Adapter RJ45 Figure 4 ISN LCL CAT5 T8 RJ45 Connecting Adapter RJ45 Figure 5 ISN ADA T8 RJ45 9 Instruction Manual 9 Calibration data and Certificate traceable to NIST ISO 17025 accredited calibration a...

Page 6: ...nalyzer or equivalent Spectrum Analyzer or EMI Receiver Synthesized Signal Generator and Impedance Analyzer or equivalent Gain Phase Analyzer with Impedance measurement capabilities The ISN calibratio...

Page 7: ...rks CDN Comb Generators Current Probes Emissions Test Systems Conducted Immunity Test Systems Impedance Stabilization Networks ISN Line Impedance Stabilization Networks LISN Antenna Masts Near Field P...

Page 8: ...etric Insertion Loss AE Port to EUT Port Max 3 dB 0 25 dB Symmetric Load Impedance 100 Transmission Bandwidth 100 MHz Electrical Max Current Rating 800 mA per line 1 6 A per pair Max Voltage Ratings 5...

Page 9: ...lowing information is based on a current understanding of general test requirements and may not be complete 4 1 Product Application 4 1 1 When can the ISN T8 be used The ISN T8 is appropriate for meas...

Page 10: ...on 4 2 4 1 3 What is LCL Longitudinal Conversion Loss LCL is an electrical parameter by which the state of electrical balance is guaged as it relates to the physical geometry and the dielectric proper...

Page 11: ...nector Pin Arrangements Pair Designations Equipment Under Test EUT Ancilliary accessory Equipment AE AE EUT Impedance Stabilization Network ISN Tx RF PORT Connecting Adapter ISN ADA T x RJxx LCL Adapt...

Page 12: ...LCL Adapter Pin Arrangements Figure 5 RJ45 Connecting Adapter Pin Arrangements Figure 6 RJ11 LCL Adapter Pin Arrangements Figure 7 RJ11 Connecting Adapter Pin Arrangements Figure 8 8 1mm banana jack L...

Page 13: ...gure 9 8 1mm banana jack Connecting Adapter Pin Arrangements 4 2 2 RJ45 Connector Wiring Common ethernet cables Figure 10 Standard Patch Cable Connector Wiring Diagram Figure 11 10 100 Mb s Cross over...

Page 14: ...UCTION MANUAL ISN T8 IMPEDANCE STABILIZATION NETWORK ISN 19121 El Toro Rd Silverado California 92676 949 459 9600 com power com REV080515 4 3 Test Setup Details Figure 13 Acceptable Equipment Arrangem...

Page 15: ...ies as well as increasing the likelyhood of picking up ambient radio signals that can interfere with your measurements Good to high quality connectors should be used on the coax cables Lower quality c...

Page 16: ...then the attenuator or limiter will blow and become an open circuit protecting the analyzer input from exposure to the signal The pervailing logic here is that it is cheaper to replace an attenuator...

Page 17: ...ure that the appropriate set of factors are used depending on which LCL adapter you are using These frequency specific correction factors are added to the values measured on the spectrum analyzer or E...

Page 18: ...h mounting holes which can be utilized for securely bolting it to the ground plane 5 1 Maintenance There are no user serviceable parts inside the unit User modifications to the ISN or its accessories...

Page 19: ...repair damage resulting from attempts to install repair service or modify the instrument by personnel other than Com Power service representatives Under no circumstances does Com Power recognize or as...

Page 20: ...lines is largely uncontrolled provide isolation between the input and output ports which 9 minimizes influence of the input impedance on the impedance of the network 9 reduces the contribution of unwa...

Page 21: ...eristics Asymmetric Impedance 100 120 140 160 180 200 0 1 1 10 100 Frequency MHz Impedance ISN T8 w Cat 5 LCL AE Port to GND SHORT ISN T8 w Cat 3 LCL AE Port to GND SHORT ISN T8 w Cat 3 LCL AE Port to...

Page 22: ...Characteristics Cat 3 Figure 18 Typical Longitudinal Conversion Loss LCL Characteristics Cat 5 Longitudinal Conversion Loss ISN T8 w Cat 3 LCL Adapter 35 45 55 65 0 1 1 10 100 Frequency MHz Longitudi...

Page 23: ...Characteristics Voltage Division Factor VDF 8 9 10 11 12 13 0 1 1 10 100 Frequency MHz Voltage Division Factor dB ISN T8 with Cat 3 LCL Adapter ISN T8 with Cat 5 LCL Adapter Decoupling Attenuation Is...

Page 24: ...NETWORK ISN 19121 El Toro Rd Silverado California 92676 949 459 9600 com power com REV080515 Figure 21 Typical Symmetric Insertion Loss Characteristics Symmetric Insertion Loss 0 1 2 3 4 5 0 1 1 10 1...

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