Quick Start Guide for 3680A/B Cable and Antenna Analyzer
Figure 3.6 Selection of Measurement Format
3. Press
【
FREQ
】
to enter the frequency menu; select [Start Freq] menu, then use the numeric keys, knob
or arrow keys to input the start frequency value and select the corresponding unit menu to complete the
input; the frequency in this example is set to 1MHz.
4. Similar to step 3, set the stop frequency needed by the measurement; the frequency in this example is set
to 4GHz.
5. According to the Section 3.1 in this Chapter, calibrate at port 1 of the instrument;
6. After the Port 1 is calibrated, connect the measured cable to the Analyzer and link match load to other
end of the cable, as shown in Figure 3.7. The Analyzer will display the measured return loss curve.
Matched Load
Figure 3.7 Return Loss or VSWR Test Connection Diagram
7. You can adjust the amplitude display for easy observation by methods implied in Section 3.5; then,
