Same product family
Huawei
RRU3938
What it does: RF transmission / reception. Operating RF bands / ranges: 900 PGSM, RX 890–915 MHz, TX 935–960 MHz; 900 EGSM, RX 880–915 MHz, TX 925–960 MHz; 1800, RX 1710–1785 MHz, TX 1805–1880 MHz.
4 part numbers: 02310PWP / 02310PWQ / 02310PYC …
Show all 4 part numbers
Viewing: model overview
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Main specifications
TechnologiesRRU3938 / 900 PGSM: GSM, UMTS, LTE FDD, GU, GL, UL, GUL, LTE NB-IoT, GM, UM, LM, GUM, GLM, ULM, GULM; RRU3938 / 900 EGSM: GSM, UMTS, LTE FDD, GU, GL, UL, GUL, LTE NB-IoT, GM, UM, LM, GUM, GLM, ULM, GULM; RRU3938 / 1800: GSM, LTE FDD, GL, LM, GLM
Operating RF bands / ranges900 PGSM, RX 890–915 MHz, TX 935–960 MHz; 900 EGSM, RX 880–915 MHz, TX 925–960 MHz; 1800, RX 1710–1785 MHz, TX 1805–1880 MHz
Browse: 890–915 MHz · 935–960 MHz · 880–915 MHz · 925–960 MHz · 1710–1785 MHz · 1805–1880 MHz
Browse: 890–915 MHz · 935–960 MHz · 880–915 MHz · 925–960 MHz · 1710–1785 MHz · 1805–1880 MHz
Uplink frequencyBy version: 890–915 MHz (900 PGSM); 880–915 MHz (900 EGSM); 1710–1785 MHz (1800)
Downlink frequencyBy version: 935–960 MHz (900 PGSM); 925–960 MHz (900 EGSM); 1805–1880 MHz (1800)
TX / RX modes2T2R
RF output powerRRU3938 (900 MHz): 2 × 40 W; RRU3938 (1800 MHz): 2 × 40 W
Interfaces / connectors2 CPRI ports; ALD port capability: ANT_A: RET/TMA; ANT_B: TMA; RET port: RET
Interfaces and data rates2 CPRI ports, 1.25, 2.5, or 4.9 Gbit/s, Star, chain, or dual-star; RET antenna control supports AISG 1.1/2.0; 12 V feeding voltage; 2.3 A feeding current
Power supply-48 V DC; voltage range: -36 V DC – -57 V DC
Installation environmentOperating environment: ETSI EN 300019-1-4 V2.1.2 (2003-04) Class 4.1, "Non-weatherprotected locations".
IP ratingIP65
Additional technical information
- Dimensions
- 400 mm x 300 mm x 100 mm (12 L, without the housing)
- Weight
- 14 kg (without the housing)
- Bandwidth
- 900 PGSM: IBW 25 MHz; 900 EGSM: IBW 35 MHz; 1800: IBW With GSM: 35; Withou t GSM: 40 MHz
- Capacity
- RRU3938 (900 MHz): GSM: 8 carriers UMTS: 4 carriers LTE FDD: 2 carriers. The bandwidth per carrier is 1.4, 3, 5, 10, 15, or 20 MHz. LTE NB-IoT: 1 carrier; RRU3938 (1800 MHz): GSM: 8 carriers LTE FDD: 2 carriers. The bandwidth per carrier is 1.4, 3, 5, 10, 15, or 20 MHz. LTE NB-IoT: 1 carrier
- Synchronization
- In mode CPRI: clock signal recovery from the incoming line; frame synchronization from REC
- Chassis
- Remote-radio enclosure/form factor; documented dimensions: 400 mm x 300 mm x 100 mm (12 L, without the housing); ingress protection: IP65
- Modules
- Self-contained RRU3938 outdoor radio module with modular construction and fixed external RF, CPRI, power, RET and monitoring/alarm interfaces
- Architecture
- Software-defined radio (SDR); operating mode is selected by software configuration
- Details
- RF part of a distributed base station; modulates and demodulates, processes, combines and divides baseband and RF signals; SDR operation: GU or GL by software; 2T2R
- Connection notes
- BBU via CPRI
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