ETS-Lindgren 7405 E & H Near Field Probe Set User Manual

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Table of Contents

Notes, Cautions, and Warnings ................................................ v

1.0 Introduction .......................................................................... 7

Magnetic (H) Field Probes .......................................................................... 8

Electric (E) Field Probes ............................................................................. 8

Ball Probe ........................................................................................... 9

Stub Probe .......................................................................................... 9

Standard Configuration ............................................................................... 9

Optional Items .......................................................................................... 10

ETS-Lindgren Product Information Bulletin ............................................... 10

2.0 Maintenance ....................................................................... 11

Service Procedures .................................................................................. 11

3.0 Electrical Specifications ................................................... 13

Model 7405 ............................................................................................... 13

Preamplifier .............................................................................................. 13

4.0 Operation ............................................................................ 15

Typical Configuration ................................................................................ 15

Probe Selection ........................................................................................ 16

Preamplifier Use ....................................................................................... 17

5.0 Typical Performance Factors ........................................... 19

Magnetic (H) Field Probes ........................................................................ 20

901 (6-cm Loop) ............................................................................... 20

902 (3-cm Loop) ............................................................................... 21

903 (1-cm Loop) ............................................................................... 22

Electric (E) Field Probes ........................................................................... 23

904 (Ball Probe) ................................................................................ 23

905 (Stub Probe) .............................................................................. 24

Preamplifier Gain ...................................................................................... 25

0.01 MHz

–3 GHz ............................................................................. 25

6.0 Common Diagnostic Techniques ..................................... 27

Locating Radiating Sources ...................................................................... 27

Signal Demodulation ......................................................................... 29

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