User's Manual Part 1

2.2.1 Block Diagram
The following diagram explains how the iDEN MINI serves signals.
The PSU (Power Supply Unit) supplies a steady DC power to iDEN MINI by
drawing power from the general in-wall AC outlets.
Donor
antenna
Multiplexer
Multiplexer
Attenuator 1
Attenuator 2
Attenuator 2Attenuator 1
Attenuator 1
Attenuator 1Attenuator 2
SAW Filter with Programmable options
896~901 / 895.8~900.8 / 895.6~900.6 MHz
With -65dBc@+-500KHz
Tx
HPA
Rx
HPA
Service
antenna
SAW Filter with Programmable options
851~869 / 850.8~868.8 / 850.6~868.6 MHz
with -65dBc@+-500KHz
18MHz-bandwidth
7MHz-bandwidth
PLL 2
PLL 1
SAW Filter with Programmable options
862~869 / 861.8~868.8 / 861.6~868.6 MHz
with -65dBc@+-500KHz
SAW Filter with Programmable options
935~940 / 934.8~939.8 / 934.6~939.6 MHz
with -65dBc@+-500KHz
5MHz-bandwidth
18MHz-bandwidth
7MHz-bandwidth
SAW Filter with Programmable options
806~824 / 805.8~823.8 / 805.6~823.6 MHz
With -65dBc@+-500KHz(18MHz-bandwidth)
PLL 3
PLL 4
SAW Filter with Programmable options
817~824 / 816.8~823.8 / 816.6~823.6 MHz
With -65dBc@+-500KHz(7MHz-bandwidth)
2.2.2 PSU (Power Supply Unit)
8
2. Description