Agilent Technologies 8719ES User Manual page 70

Making Measurements
Measuring Amplifiers
A receiver calibration will improve the accuracy of this measurement. Refer
NOTE
to Chapter 6 , "Calibrating for Increased Measurement Accuracy."
22.Press
Marker Fctn
23.To find the 1 dB compression point on channel 1, press:
SEARCH:MAX
Marker Search
SEARCH:TARGET
Notice that the marker on channel 2 tracked the marker on channel 1.
24.Press
Chan 2 Marker
25.To take the channel 2 marker out of the ∆ mode so that it reads the absolute output
power of the amplifier (in dBm), press:
∆ MODE MENU
Marker
Figure 1-45 Gain Compression Using Power Sweep
1-56
MARKER MODE MENU
Marker
−1
x1
MKR MODE MENU
∆ MODE OFF
MARKERS:COUPLED
MKR ZERO
Marker Search
MARKERS:UNCOUPLED
.
.