BBU–RRU
EN
Nokia radio category illustration
Illustration
Nokia

AHFB

What it does: Radio transmission / reception. Operating RF bands / ranges: B25/n25.

1 part number: 474036A

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Main specifications

TechnologiesWCDMA, LTE, NR
Operating RF bands / rangesB25/n25
Browse: B25 · n25
Uplink frequency1850–1915 MHz
Downlink frequency1930–1995 MHz
TX / RX modes4T4R
RF output power20 W
Interfaces / connectorsDC IN 1 OCTIS Plug Kit; ANT 4 NEX 10; FAN/EAC 1 CIRC 8F IP67 Flange; OPT 2 OCTIS Plug Kit SFP/SFP+; RJ 1 RJ45; GND 1 M8 or dual M5 screws
Interfaces and data ratesDC IN 1 OCTIS Plug Kit Hot insert not supported; ANT 4 NEX 10; FAN/EAC 1 CIRC 8F IP67 Flange Hot insert not supported; OPT 2 OCTIS Plug Kit SFP/SFP+ Up to 9.8 Gbps (CPRI7), except CPRI6; RJ 1 RJ45 Separate feature required to enable this interface; GND 1 M8 or dual M5 screws
Power supplyNominal power supply: –48.0 V DC; Operating range: –40.5 V DC to –57.0 V DC; Extended range: –36 V DC to –40.5 V DC; –57 V DC to –60 V DC
FamilyAirScale
Installation environmentOutdoor
IP ratingIP65
Additional technical information
Dimensions
Height: 295 mm (11.61 in.); Width: 245 mm (9.65 in.) core unit (DC version) 270 mm (10.63 in.) with AC adapter (AC version); Depth: 55 mm (2.17 in.)
Weight
5.4 kg (11.9 lb) core unit (DC version)
Bandwidth
cBW: WCDMA: 3.8, 4.0, 4.2, 4.4, 4.6, 4.8, 5 MHz LTE: 1.4, 3, 5, 10, 15, 20 MHz NR: 5, 10, 15, 20 MHz Dynamic spectrum sharing (DSS) support LTE-NR: 10, 15, 20 MHz *WCDMA and LTE can be transmitted simultaneously with any number of carriers, but the combined bandwidth can't exceed 55 MHz.; iBW: 65 MHz; oBW: 65 MHz
Capacity
Carriers per path: up to 4
Synchronization
Synchronization from system module via CPRI
Chassis
Remote radio unit housing RRH
Modules
RF control; transmit and receive paths; 4 amplifier PA; LNA; duplex TX/RX-filters; PSU
Functional role
Remote radio transceiver unit
Architecture
Separate radio unit with optical fronthaul and external antenna connectors
Subtype
Micro RRH
Details
Min.. operating temperature: –40°C (–40°F); Max.. operating temperature: 55°C (131°F); Cooling: natural convection (fanless) or optional fan (only in shroud installations)
Installation conditions
Mast; wall; FMWV
Connection notes
Power supply; antenna system; baseband unit via optical fibre

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