ETS-Lindgren 3301C Active Monopole - Manual (Page 4)

Charge Status LED .............................................................................. 35
Charger Connector .............................................................................. 36
Saturation LED .................................................................................... 36
Output Connector ................................................................................ 37
Power LED ........................................................................................... 37
Power Switch ....................................................................................... 37
DIP Switches ............................................................................................... 38
For Internal Attenuation / Low Frequency Roll Off .............................. 38
Alarm DIP Switches ............................................................................. 40
Change DIP Switch Settings................................................................ 41
Charging the Batteries ................................................................................. 42
7.0 Calibrating the Model 3301C ............................................. 43
Calibration Steps ......................................................................................... 43
Example of Antenna Factor Calculation ...................................................... 45
Model 3301 Calibration With Receiver and Signal Generator ..................... 46
Model 3301 Calibration With Network Analyzer .......................................... 47
8.0 Data and Illustrations ........................................................ 49
Periodic Rectangular Pulse Train ................................................................ 49
Spectrum of Rectangular Pulse ................................................................... 50
Altering Pulse Width / Pulse Repetition Rate ............................................... 51
Active Electric Field Antenna Calibration Fixture ......................................... 52
Active Monopole Antenna Calibration Setup ............................................... 53
Typical Curves–Typical Antenna Factors at the Default Switch Position
(All Off) ......................................................................................................... 54
Typical Curves–Typical Maximum Noise Voltage Using 10 Hz Bandwidth . 55
Typical Curves–Typical Minimum Discernable Electric Field Levels
(dB uV/m) Under Different Bandwidths ........................................................ 56
Typical Antenna Factors for Different Switch Configurations ...................... 57
Appendix A: Warranty ............................................................. 59
Appendix B: EC Declaration of Conformity .......................... 61
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