Download Anritsu S113C User`s guide

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Chapter 5 Spectrum Analyzer Measurements
In the far field, where electric and magnetic fields are related by the impedance of free
space:
2
Pd = power density in W/m
Pt = power transmitted in Watts
Gt = gain of transmitting antenna
r = distance from the antenna in meters
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SgLabs
www.sglabs.it
email: [email protected]
tel. +39 0755149360