Same product family
Ericsson
Radio 2271 B8
What it does: Converts and amplifies radio signals. Operating RF bands / ranges: B8.
1 part number: KRC1612208/11
Viewing: model overview
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Main specifications
TechnologiesGSM (mixed mode); WCDMA; LTE; NR; ESS; NB-IoT
Uplink frequency880–915 MHz
Downlink frequency925–960 MHz
TX / RX modes2T2R
RF output power2 × 80 W total
Interfaces / connectors2 × 4.3-10 RF TxRx; 2 x LC on SFP28 FullAXS DATA; 14-pin DIN EXT-ALARM/FAN; ALD Ctrl; -48 V DC input; grounding interface
Interfaces and data rates2 × CPRI/eCPRI ports; CPRI 2.5/4.9/9.8/10.1/24.3 Gbps; six-level cascading; RET via RS-485 or RF port
Power supplyRated -48 V DC; operating -36.0 to -58.5 V DC; startup above -46 V DC; 20 A recommended and 32 A maximum circuit breaker
FamilyRadio 2271
Installation environmentIndoor or outdoor; wall, pole, tower or mast mounting; portrait or bookshelf orientation; natural-convection base unit with optional fan; normal -40 to +55 C
Additional technical information
- Dimensions
- Without fan: 409 × 269 × 111 mm (H x W x D); with fan: 409 × 269 × 152 mm
- Weight
- 9.6 kg without fan; 11.0 kg with fan (both +/-5%)
- Bandwidth
- IBW 60 MHz; occupied bandwidth 60 MHz
- Synchronization
- When operated over its documented classic CPRI interface: CPRI slave synchronization; the radio recovers the incoming CPRI bit clock for radio/link transmission and receives time information from the REC/Baseband
- Chassis
- Standalone Radio 2271 enclosure; optional fan increases depth from 111 to 152 mm
- Modules
- Pluggable SFP28 optical transceiver modules; optional fan unit; optional optical-indicator cover
- Functional role
- Outdoor 2T2R FDD single-band macro radio
- Architecture
- Self-contained two-branch radio enclosure with two external-antenna RF paths, two pluggable SFP28 optical CPRI interfaces, RET/TMA and alarm functions, plus optional fan unit and optical-indicator cover
- Subtype
- 2TX/2RX external-antenna wide-area FDD radio
- Details
- Normal environment -40 to +55 C, 5-100% RH, solar radiation <=1120 W/m2; fan power/control, EC-light and external alarms share the 14-pin DIN interface
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