ultrasite bts

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NOKIA ULTRASITE BTS

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Nokia UltraSite GSM/EDGE Base Station Types

Outdoor (Max weight (12 TRX)384 kg)• up to 12 TRXs• 1940 x 770 x 750 mm

(H x W x D)

Indoor• up to 12 TRXs or

6 TRXs and 3 WCDMA carriers

• 1800 x 600 x 620 mm

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Nokia UltraSite GSM Base Station Outdoor

Mechanical Characteristics • 1940 x 770 x 750 mm (H x W x D)

- Identical footprint to CityTalk BTS

• Weight- Max weight (12 TRX) 384 kg- Heaviest single part 58 kg (core mechanics)- Heaviest plug-in unit 17 kg (RTC)

• Acoustic noise (max): 65 dB (A)

• Climatic conditions: - with optional heater -33°C ... +50 °C- w/o heater -10 °C ... +50 °C

• Ingress Protection Class: IP 55

• Two level environmental protection:- BTS core and cabinet door provides EMC shielding- Outdoor kit provides additional weather proofing

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Integrated Battery Backup Unit

• Battery backup integrated into the Nokia UltraSite GSM Base Station

• Modular design allows IBBU swap to TRXs

• Small physical dimensions due to common cabinet

• Performance characteristics: up to 6.5 kW power and 40 Ah battery capacity capable of supporting up to 18 TRX 2 hs battery back-up for 2 TRX 40 min battery back-up for 6 TRX

• 1 U space for customer equipment

• For indoor and outdoor applications

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UltraSite BTS Units

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UltraSite BTS Diagram

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Dual Variable Gain Duplex Filter DVxx

Combines transmitted and received signals into one antenna

Amplifies received signals with a variable-gain Low Noise Amplifier (LNA)

Maximun Insertion loss: 1.2 dB

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Power supplies PWSx

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Receiver multicoupler MxxA

The multicoupler units split Received (RX) and Diversity-Received (DRX)

signals and distribute them to the Transceiver (TSxx) units.

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Transceiver unit TSxxThe TSxx unit performs RF modulation/demodulation and amplification for one RF carrier.

The TSxx handles uplink signals from the Mobile Station (MS) to the BTS and downlink signals from the BTS to the MS.

Output power over 47 dBm

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Wideband combiner unit WCxA

The WCxA unit(s) can combine transmit (TX) signals from two or four Transceiver (TSxx) units; then feeds the combined signal to the antenna through the TX port of the Dual Variable Gain Duplex Filter (DVxx) unit.

Maximun insertion loss: 3.5 dB

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1+1+1 Configuration

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2+2+2 Configuration

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4+4+4 Configuration

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6+6+6 Configuration

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UltraSite BTS Cabinet Cores

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UltraSite BTS Units Distribution

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UltraSite BTS Units distibution