Port 1 Noise Floor Level From 300 Khz To 3 Ghz (If Bw = 3 Khz) - HP 8753E Service Manual

Port 1 Noise Floor Level from 300 kHz to 3 GHz
1. Connect the equipment as shown in F'igure 2-16.
Figure 2-16. Source Input Noise Floor 'l&t Setup
When the analyzer finishes the sweep, notice the mean value (which
5.
appears on the analyzer display).
6. Convert the measured linear magnitude mean value to log magnitude, using
this equation.
Power (dBm) = 20 *
Note
Notice that the mean value that is displayed on the analyzer is
in ~Units So, for example, if the displayed value is 62 /rU, the
7. Write this calculated value on the "Performance Test Record."
System Verification and
Performance Tests
H P 8753E
N E T W O R K A N A L Y Z E R
[log&near magnitude mecrn value)]