Huawei EM820W Sewing Machine User Manual


 
HUAWEI EM820W HSPA+ PC Embedded Module
Hardware Guide RF Specifications
Issue 01 (2010-12-31)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
17
4 RF Specifications
4.1 Operating Frequencies
Table 4-1 shows the RF bands supported by EM820W.
Table 4-1 RF bands
Operating Band Tx Rx
UMTS 2100 (Band I)
1920–1980 MHz 2110–2170 MHz
UMTS 1900 (Band II) 1850–1910 MHz 1930–1990 MHz
UMTS 900 (Band VIII) 880–915 MHz 925–960 MHz
UMTS 850(Band V)
824–849MHz 869–894 MHz
GSM 850 824–849 MHz 869–894 MHz
GSM 900 880–915 MHz 925–960 MHz
GSM 1800(DCS) 1710–1785 MHz 1805–1880 MHz
GSM 1900(PCS) 1850–1910 MHz 1930–1990 MHz
4.2 Conducted RF Measurement
4.2.1 Test Environment
Test instrument: R&S CMU200
Power supply: KEITHLEY 2306
RF cable for testing:
L08-C014-350 of DRAKA COMTEQ or Rosenberger
Cable length: 29 cm