Chapter 6
Performing Tests and Measurements
AM Transmitter Testing
Rev. 001
CX300 ComXpert Operation Manual
22130634
6 - 14
February, 2022
10. Audio 1 Impedance
: select
600 Ω
.
To Configure the CX300 Meters:
1.
Navigate to the Noise (Demod) controls and settings.
2.
Noise Demod
Measurement Type
: select
Distortion
.
3.
Noise Demod
Notch Bandwidth
: set to 82 Hz.
4.
Noise Demod
Notch Frequency
: set to 1 kHz.
5.
Upper and Lower Limit values can be assigned if pass/fail criteria are known.
6.
Navigate to the
RF Power
controls and settings.
7.
Unit-of-measurement: select
dBm
or
Watt
based on UUT characteristics.
8.
Upper and Lower Limit values can be assigned if pass/fail criteria are known.
9.
Press the
Normalize soft-key
to normalize the RF Power meter.
10.
Close the
Full
Test Settings menu.
6.4.4 Gather and Evaluate Test Data
The following procedure describes how to gather and evaluate test data.
6.4.4.1 Viewing Test Data
The follow procedure describes how to view test data.
To Configure the UI to view test data:
RF Power and Distortion measurements will be displayed in the Meter Pane on the
left of the screen. If desired, configure the Measurement Panels in the center of the
screen to display the RF Power and Distortion meters.
6.4.5 Test UUT Power and Frequency
The following procedure describes how to test UUT Power and Frequency.
1.
Key the UUT.
2.
Review the RF Power meter reading along with overall settings.
3.
Review the RF Frequency Error reading.
4.
Unkey the UUT.
