Service Manual

Interface Description EMIII-DUAL Servce Manual Application Information
EMIII-DUAL V1.0 AnyDATA.NET Proprietary – Use Subject to Restrictions
4. Specification
4.1 General Specification
4.1.1 Transmit/Receive Frequency Interval : 45 MHz (CDMA), 80MHz(US_PCS)
4.1.2 Number of Channels (Channel Bandwidth)
CDMA : 20 CH (BW: 1.23MHz)
US_PCS : 42CH(BW:1.23MHz)
41.3 Operating Voltage : DC 6~12V
4.1.4 Operating Temperature : -30
°
~ +60
°
4.1.5 Frequency Stability :CDMA :
±
300 Hz, US_PCS :
±
150 Hz
4.1.6 Antenna : Whip Type, 50
Ω
4.1.7 Size and Weight
1) Size : 121mm x 57mm x 24mm (L x W x D) with case
2)
Weight : 110g
4.1.8 Channel Spacing : CDMA : 1.25MHz, US_PCS: 1.25MHz
4.2 Receive Specification
4.2.1 Frequency Range
CDMA : 869.04 MHz ~ 893.97 MHz
US_PCS : 1931.25 MHz ~ 1988.75 MHz
4.2.2 Local Oscillating Frequency Range : 966.88MHz
±
12.5MHz(CDMA),
1749.62MHz
±
30MHz(US_PCS)
4.2.3 Intermediate Frequency : 85.38MHz(CDMA), 210.38MHz(US_PCS)
4.2.4 Sensitivity :
Less than -104dBm
4.2.5 Selectivity
CDMA : 3dB C/N Degration (With Fch
±
1.25 kHz : -30dBm)