Agilent Technologies 81A Stereo System User Manual


 
Agilent N5161A/62A/81A/82A/83A MXG Signal Generators User’s Guide 247
Adding Real–Time Noise to a Signal (Option 403)
Using Real Time I/Q Baseband AWGN
Using Real Time I/Q Baseband AWGN
Figure 9-7 Real Time I/Q Baseband AWGN Softkeys
Use the following steps to apply 10 MHz bandwidth noise to a 500 MHz, –10 dBm carrier.
1. Configure the noise:
a. Preset the signal generator.
b. Press Mode > More > Real Time I/Q Baseband AWGN
c. Press Bandwidth > 10 > MHz.
2. Generate the noise:
Press AWGN Off On until On highlights.
During generation, the AWGN and I/Q
annunciators activate (as shown at
right). AWGN is now available to
modulate the RF carrier.
3. Configure the RF output:
Frequency: 500 MHz
Amplitude: 10 dBm
•RF output: on
The carrier with AWGN is now available at the signal generator’s RF OUTPUT connector.
For details on each key, use key help
as described on page 42.