Nokia RA-8 Rf Description And Troubleshooting page 20

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Figure 7: Rx I/Q signal, burst mode, input level –90dBm
• Receiver I or Q burst mode signal (channel 37) measured from test point RXI
or RXQ with 942.46771 MHz signal, input level –90dBm at RF-connector.
Correct signal amplitudes approximately:
Signal part frequency 67.7kHz sine.
DC level of signal part is 1.35V. DC level can vary about +/-100mV between I
20
GSM900~170mVpp
GSM1800~140mVpp
GSM1900~160mVpp
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7 - RF Description and Troubleshooting
RA-8
Issue 1 11/05