Agilent Technologies 8753ET User Manual page 68

Making Measurements
Measuring Amplifiers
Making Harmonic Measurements
Perform the following steps to display the absolute power of the fundamental and second harmonic in dBm.
1. Press
Chan 1 Meas
frequencies.
2. Press
Chan 2 Meas
3. Set the start frequency to a value greater than 16 MHz.
4. Press
Sweep Setup
have the separate sweeps necessary for measuring the fundamental and harmonic frequencies.
5. Press and select
Power
to maintain the same fundamental frequency power level for both channels.
6. Press and set the power level for both channels.
Power
7. Press
Display DUAL | QUAD SETUP
8. Press and position marker to desired frequency.
Marker
9. Press
System HARMONIC MEAS
harmonic power levels at the same time. (Refer to
Figure 1-45 Fundamental and 2nd Harmonic Power Levels in dBm
1-54
INPUT PORTS B
INPUT PORTS B
and select
COUPLED CH OFF
CHAN POWER [COUPLED]
and select
SECOND
to measure the power for the fundamental
to measure the power for the harmonic frequencies.
. Uncoupling the channels allows you to
. Coupling the channel power allows you
DUAL CHAN ON
. You can view both the fundamental power and
Figure 1-45.)
.