User's Manual

CSI-Wireless LoCate-001 Users Manual
Revision 1.0 Page 12 6/11/2001
3.3 LoCate-001 Antenna Specifications
The LoCate-001 unit requires two separate antennas, Cellular and GPS.
3.3.1 Warning on use of cellular antennas
The cellular antenna supplied with this unit must be used for
installation and operation. Substitution of other antennas
must be approved by the manufacturer for compliance to
radiation safety limits.
The mounting of this unit and antenna must be done by
professional installers to ensure that the user will maintain at
least 20 cm from the cellular antenna in normal use.
3.3.2 Cellular Antenna Specifications
Parameter Specification
Frequency 824 – 894 MHz
Gain 3dBd
VSWR Max 2:1 over range
Max Power 2 watts
Nominal Impedance 50 Ohms
Connector TNC
Cable 15 feet RG-174U
Table 8 – Cellular Antenna Specification
3.3.3 GPS Antenna Specifications
Parameter Specification
Type Low Noise with Active Amplifier
Frequency
1,575.42 MHz, ±2 MHz
Gain 5 dBiC antenna, 24 dB active amp
Noise Figure 1.5 dB Max
Operating Temp -30 to + 60 C
Nominal Impedance 50 ohms
Amplifier Bias Voltage
3.3 VDC, ±10%
Connector SMA
Cable 15 feet RG-174U
Antenna current supplied
by LoCate-001
20 mA max
Table 9 – GPS Antenna Specification