Fig 20 Gsm1900 Receiver Troubleshooting Diagram - Nokia RH-59 Troubleshooting Instructions

RH-59/60
By measuring with an oscilloscope at RXIP or RXQP on a working GSM 850 receiver this pic-
ture should be seen.
Signal amplitude peak-peak 789 mV
DC offset 1.2 V
ISSUE 1 09/2004
Figure 18:RX850 I/Q signal waveform
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