Anritsu Series MS278XB Qpsk Measurement, Vector Graph of Qpsk Modulated Test Signal

Modulation Measurements Measurements

QPSK Measurement

The following modulation measurements use a 2 GHz test signal at 5 dBm with the analyzer set up as follows:

•Modulation Format: QPSK

•Filter Type: vNyquist

•Roll-off Factor (a): 0.22

•Symbol Rate: 3.84 MHz

Vector Graph of QPSK Modulated Test Signal

Figure 5-14.Vector Graph of QPSK Modulated Test Signal

5-36 MS278XB OM