Agilent Technologies 8753ES Option 011 Service Manual page 33

Figure 2-7 Receiver Channel Noise Floor Level Test Setup
2. Press
Preset Power
Receiver Channel A Noise Floor Level with 3 kHz IF BW
3. Press
A
Meas
4. Press
Marker Fctn
TRIGGER MENU
5. When the analyzer finishes the sweep, notice the mean value, which appears on the
analyzer display.
6. Use the following equation to convert the linear magnitude mean value to log
magnitude:
Power (dBm) = 20 × [log
7. Write this calculated value in the performance test record in dBm.
Receiver Channel A Noise Floor Level with 10 Hz IF BW
8. Press
IF BW
Avg
9. Press
Sweep Setup
10.When the analyzer finishes the sweep, notice the mean value, which appears on the
analyzer display.
11.Use the following equation to convert the linear magnitude mean value to log
magnitude:
Power (dBm) = 20 × [log
12.Write this calculated value in the performance test record in dBm.
Chapter 2
5. Receiver Channel Noise Floor Level (Only for Analyzers without Option 006)
−10
.
x1
LIN MAG
Format
MARKER MODE MENU
.
SINGLE
(linear magnitude mean value)]
10
to change the IF bandwidth to 10 Hz.
10 x1
TRIGGER MENU
(linear magnitude mean value)]
10
AUTO SCALE
Scale Ref
MKR STATS ON
.
SINGLE
Performance Tests
.
Sweep Setup
2-17