User's Manual

Sprint User Manual
Digital TRI-Band Indoor Repeater
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2.2.3 Uplink Path
Uplink Path is similar in structure to Downlink Path.
In case of Uplink Path, RF signal is received from Server Antenna, and through RVS division,
then the signal is transferred to IF division, where desirable Band is selected by Digital Filter.
Selected Band is transferred to RF division again, and through RVS HPA, after that the signal is
transmitted to BTS through Donor Antenna.
CDMA is used two attenuators for AGC compensation. AGC attenuation range of CDMA is 40dB.
AGC attenuation range of iDEN 800/900 is 30dB.