VIVOTEK–Built with Reliability
User's Manual–19
RF Antenna Connector
The NVR has 3 antenna connectors, one of which is the GSM/UMTS/LTE main antenna
connector, the others are UMTS/LTE auxiliary antenna connector and GPS/GLONASS
antenna connector. The Rrcommended antenna characteristics are described by the 2
following tables.
Recommended Passive Antenna Characteristics
Passive
Recommended standard
Direction
omnidirectional
Gain
>-3dBi (avg.)
Input impedance
50 ohm
Efficiency
>50%
VSWR
<2
Recommended Active Antenna Characteristics
Band
Performance
TRP
TIS
GSM850
≥
29dBm
≤ -104dBm
EGSM900
≥
29dBm
≤ -104dBm
DCS1800
≥
26dBm
≤ -104dBm
PCS1900
≥
26dBm
≤ -104dBm
WCDMA B1
≥
19dBm
≤ -104dBm
WCDMA B2
≥
19dBm
≤ -104dBm
WCDMA B5
≥
19dBm
≤ -104dBm
WCDMA B8
≥
19dBm
≤ -104dBm
LTE B1
≥
18dBm
≤ -92dBm
LTE B2
≥
18dBm
≤ -90dBm
LTE B3
≥
18dBm
≤ -89dBm
LTE B4
≥
18dBm
≤ -92dBm
LTE B5
≥
18dBm
≤ -90dBm
LTE B7
≥
18dBm
≤ -90dBm
LTE B8
≥
18dBm
≤ -89dBm
LTE B13
≥
18dBm
≤ -89dBm
LTE B17
≥
18dBm
≤ -89dBm
LTE B18
≥
18dBm
≤ -92dBm
LTE B19
≥
18dBm
≤ -92dBm
LTE B20
≥
18dBm
≤ -89dBm
LTE B38
≥
18dBm
≤ -92dBm
LTE B39
≥
18dBm
≤ -92dBm
LTE B40
≥
18dBm
≤ -92dBm
LTE B41
≥
18dBm
≤ -91dBm
3