FHEI

Name: Nokia FHEI
Brand: Nokia

What it does: Converts and amplifies radio signals. Operating RF bands / ranges: 1800 MHz (L).

1 part number: 473178A

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Main specifications

TechnologiesFDD-LTE

Operating RF bands / ranges1800 MHz (L)

Uplink frequency1710-1770 MHz

Downlink frequency1805-1865 MHz

TX / RX modes2T2R

RF output power2 × 5 W

Interfaces / connectors2 × 4.3-10 ANT; 2 × SFP OPT; 1 × MicroFit 1 × 3P Plug AC IN; 1 × 2 × 15-contact LMP; 1 × 8-circular contact FAN

Interfaces and data rates2 × SFP, 1.5 Gbit/s up to 6 Gbit/s, OBSAI; 1 × LMP; 1 × FAN: power supply and control for an additional fan

Power supply100–240 V AC

FamilyFlexi

Installation environmentpole/wall installation; rooftop installation; bookshelf/stacking installation

IP ratingIP65

Additional technical information

Dimensions: Height: Without mounting brackets, flange, screw boss and connectors: 269 mm (10.6 in.); Width: Without mounting brackets, flange, screw boss and connectors: 202 mm (7.9 in.); Depth: Without mounting brackets, flange, screw boss and connectors: 82.7 mm (3.2 in.)
Weight: Without mounting brackets: 5 kg (11.0 Ib)
Bandwidth: DL instantaneous bandwidth: 60 MHz; UL instantaneous bandwidth: 60 MHz; DL filter bandwidth: 60 MHz; UL filter bandwidth: 60 MHz
Synchronization: Synchronization from system module via OBSAI
Chassis: Compact housing Flexi Metro RRH
Modules: Integrated: RF control; 2 transmit paths with PA; 2 receive paths with LNA; TX/RX-filters; PSU
Functional role: Remote base station radio unit
Architecture: Remote radio unit (Remote Radio Head)
Subtype: Flexi Metro RRH 2-pipe 1800L 10 W
Details: Cold start from −40°C; convection cooling with vertical mounting (connectors facing down); horizontal mounting permitted with optional fan
Installation conditions: Mast / Wall / stack
Connection notes: External antenna; optical fronthaul system BTS; power supply