Safran CORTEX Series - Interpretation of the Vector Display

HIGH DATA RATE RECEIVER
HDR-4G+ USER’S MANUAL
Ref. DTU 100782
Is.Rev 3.5
Date: June 1, 2021
© Safran Data Systems – IMP000074 e14r1
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Page 361
Interpretation of the Vector Display 5.2.4
 Low IF input level (-73 dBm). No signal at Demodulator input
 I/Q display: random noise
 Incorrect IF setting (signal = QPSK 720 MHz. Demodulator setting = 721 MHz)