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Indoor Repeater Design – TETRA400

Assumption
  1. 450MHz
  2. 4 channels in total
  3. 0dBm output power/channel for each ceiling/panel antenna
  4. typical indoor environment

Remark: For more details, please contact with your RF design engineer

Summary
Total Output Power(dBm)Sunny ModelChannel Power
(4-channel)
(dBm/channel)
# of Serving AntennasServing Area (m²)
33STR400-F1’F2/F3’F4-
LA-33
27117855
37STR400-F1’F2/F3’F4-
LA-37
312215711
40STR400-F1’F2/F3’F4-
LA-40
344431422
43STR400-F1’F2/F3’F4-
LA-43
378862844
Background Data
SpecificationsData
1/2" Cable Loss(dB/10m)0.5
Connector(dB/pcs)0.2
Antenna(dBi/pcs)2
6dB Coupler Insertion Loss(dB)1.6
10dB Coupler Insertion Loss(dB)0.8
15dB Coupler Insertion Loss(dB)0.4
20dB Coupler Insertion Loss(dB)0.3
25dB Coupler Insertion Loss(dB)0.3
30dB Coupler Insertion Loss(dB)0.3
Antenna Output Power(dBm)0
Mobile Receive Level(dBm)-85
General open Office Path loss
d with 4-channel (m)15.47800542
r (m)15.07709
Area/antenna (m²)714.1426
Related Products
ItemFrequency (MHz)Power (W)Datasheet
Directional Coupler350-520200Datasheet
Hybrid Coupler350-520200Datasheet
Ceiling Antenna380-490(20MHz)50Datasheet
Panel Antenna400-520(20MHz) 50Datasheet
Power Splitter350-100050Datasheet
Power Splitter350-1000200Datasheet
Point Of Interconnect (POI)UHFTx:100
Rx:50
Datasheet
Dummy LoadDC-4000100Datasheet
Jumper CableDC-4000-Datasheet
Repeater
Line Amplifier
Optical repeater
350-550UHF series
Repeater
Line Amplifier
Optical repeater
380-470-TETRA Series

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