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GPS Active Antennas |
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GPS 1101 GPS ACTIVE ANTENNA
GENERAL ARCHITECTURE DESIGN
2 STAGES ACTIVE LNA
BPF
RF PROTECTION (10 WATTS), NANO-SECOND SPARK-GAP
DIELECTRIC PATCH ANTENNA
LOW NOISE LOW DROP, LINEAR REGULATOR
LOW LOSS RG-174/U COAX. CABLE WITH DOUBLE SHIELD
ALUMINUM BASE/PC + RADOME PLASTIC
PERFORMANCE:
RECEIVING FREQUENCY: LI BAND (1575.42)
OUTPUT IMPEDANCE: 50 OHMS
POLARIZATION: RIGHT HAND CIRCULAR
BAND WIDTH: 10dB MHz @ - 3 Db POINT
V.S.W.R.: 1.5 TYPICAL @ 1575 MHz
ELEV. ANGLE COVERAGE: 5-90 DEGREE
AZ. BEARING COVERAGE: 360 DEGREE
FILTERING: BPF<10MHz B/W @ - 3 Db
OVER-ALL GAIN: 28 dB (TYPICAL INCLUDING 4 dB CABLE LOSS & FILTERS)
OVER-ALL NF: LESS THAN 1.8 db @ 10.2dB MAX
LNA CHARACTERISTIC: K> 1 UN-CONDITIONALLY STABLE
ELECTRICAL:
POWER INPUT: +2.75 VDC TO + VDC, AUTO SWITCHING
POWER CONSUMPTION: 11 mA TO 13 mA (MAX.)
POWER INPUT SENSOR: REVERSE POLARITY SHORT CIRCUIT SHUTDOWN
OVER-CURRENT SENSOR: THERMAL OVER-CURRENT SHUTDOWN > 150 * C
PHYSICAL:
DIMENSION: 44 x 34 x 12 mm + 0.5 mm
MOUNT: MAGNETIC
RADOME COLOR: BLACK
COAX. CABLE: 5M RG-174/U DOUBLE SHIELDING,
LOW LOSS O.7 dB/M
COAX. CONNECTOR: SMA
ENVIRONMENTAL:
OPERATING TEMPERATURE: - 30 TO + 85* C
STORAGE: - 40 TO + 90* C |
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GPS 1104 GPS ACTIVE ANTENNA
SPECIFICATIONS: (ACTIVE TYPE)
ANTENNA:
FREQUENCY: 1.575 GHz
V.S.W.R.: 1.5:1
BAND WIDTH: 20 MHz (min) - 10 Db
IMPEDANCE: 50 OHMS
PEAK GAIN: 4 d Bic (BASED ON 7 cm x 7 cm GROUNG PLANE)
GAIN COVERAGE: > 4 d Bic AT - * C < - 90 * C
POLARIZATION: RHCP
POWER HANDLING: 1 WATT
AMPLIFLIER:
AMPLIFIER GAIN: 27 dB TYPICAL
NOISE FIGURE: 1.5 dB TYPICAL
OUTPUT VSWR: 2.0 MAX.
DC VOLTAGE: DC 3.0 OR 5.0 V
DC CURRENT: 22mA MAX
MECHANICAL:
WEIGHT: < 105 GRAMS (WITHOUT CABLE)
SIZE: 55 mm DIA. x 13 mm HEIGHT
CABLE: 5 METER RG-174 A/U
CONNECTOR: SMA
MOUNTING: PERMANENT MOUNT
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