Antenna and Antenna Splitters
2.2
44
2.2 Antenna and Antenna Splitters
2N
®
offers several antenna splitter and antenna models providing the best signal
quality on all GSM / UMTS engines. All the systems are designed for all UMTS and GSM
networks.
Antenna Splitter
The antenna splitter is designed for decreasing the number of antennas, antenna
cables, outdoor antennas and roof mounting space. The antenna splitter is a passive
unit suitable for GSM / UMTS gateways. The antenna splitter can be external (2N
®
StarGate) or internal (2N
®
BlueStar and 2N
®
BlueTower). Each splitter consists of one
or more passive units, each of which has four / two inputs and one output.
Table of standard external antenna splitter configurations:
Number of
inputs
Number of
outputs
Input-Output
insertion loss
Unit
high
32
2
<15 dB
2U
32
4
<11 dB
2U
32
8
<8 dB
2U
16
1
<15 dB
1U
16
2
<11 dB
1U
16
4
<8 dB
1U
12
3
<8dB
1U
Table of internal antenna splitters for 2N
®
BlueTower:
Number of
inputs
Number of
outputs
Input-Output
insertion loss
Unit
high
4
1
<
3U
Table of internal antenna splitters for 2N
®
BlueStar:
Number of
inputs
Number of
outputs
Input-Output
insertion loss
Unit
high
16
2
<11 dB
3U
16
1
<15 dB
3U
8
2
<
3U
8
1
<
1U
Summary of Contents for BlueStar
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Page 24: ...Plug In Boards 2 1 24 Fig 2 1 Configuration Jumpers ...
Page 28: ...Plug In Boards 2 1 28 Fig 2 2 Configuration Jumpers JP3 ...
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Page 75: ...Configuration Tool 3 4 75 ...
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