Motorola M12 Oncore User Manual page 8

7. RF Requirements for Antenna
7.1 General
Frequency
Bandwidth
Polarization
Impedance
7.2 Gain requirement
7.3 Gain Pattern
7.4 Noise figure
7.5 VSWR
7.6 Axial ratio
7.7 1 dB compression point
7.8 3 dB frequency bandwidth
7.9 25 dB frequency rejection
7.10 Ground plane
7.11 Power
Voltage
Current
7.12 Temperature
Operating
Storage
Motorola GPS Products
M12 Oncore User' s Guide Supplement
Revision 1.0 01/25/00
1575.42 MHz (L1)
± 1.023 MHz
Right hand circular
50
16 dB to 30 dB (at receiver input)
+0 dBic minimum at zenith
-10 dBic minimum at 0° elevation
1.8 dB typical
2.2 dB maximum
1.5:1 typical
2.5:1 maximum
3 dB typical at zenith
6 dB maximum at zenith
-14 dBm typical (at antenna output)
45 MHz maximum
± 95 MHz
15 x 15 cm recommended
2.8 V to 3.2 V, or 4.75 V to 5.25 V
3.0 V typical, or 5.0 V typical
15 mA typical
25 mA maximum
-40°C to +85°C
-40°C to +100°C
8