StarsNav Marine-25 GPS antenna equips innovative,
high quality, performance , RF protection circuit built-in to protect
the active LNA and High gain as well as value-added design at a wide
range of power supplier from 3v ~ 12v for any kind of receivers.
Performance
Marine-25 GPS antenna is the ultimate performance for Marine and Networking
application ¡Ketc and others who demand maximum performance and complete
support. The unique and differential design for unprecedented levels
of performance for any GPS applications.
Marine-25
GPS Antenna Specifications
General
Architecture Design
2 Stages active LNA
Dual Filters, (HPF & LPF(lump element))
RF protection (10watt), nano-second Spark-Gap
Dielectric Patch antenna
Low Noise Low drop-out, Linear Regulator
Performance
Receiving Frequency
L1 Band(1575MHz)
Output Impedance
50 ohms
Polarization's
Right Hand Circular (RHC)
Bandwidth
<50MHz
VSWR
1.8Typical @ 1575MHz
Elev. Angle Coverage
5~90 degree
Az. Bearing Coverage
360 degree
Filtering
Dual(BPF<50MHz B/W)
Over-all Gain
28dB (typical including 4dB cable loss & Filter)
Over-all NF
<1.8dB@fo, 2dB max.
LNA Characteristic
K=>1 Un-coditionally Stable
RF Insertions loss
0.1dB, leakage power 100m W/1 watt input
Electrical
Power Input
+2.75Vdc to + 12Vdc input, Auto Switching
Power Consumption
25mA
Power Input Sensor
Reverse Polarity Short Circuit shutdown
Over-Current Sensor
Thermal Over-current shutdown >+150degreeC
Physical
Dimensions
79d x 58h x 13mm
Mount
13mm treaded (1/2inch)
Radome Color
White
Coax Connector
BNC,SMA,TNC
Coax Cable
RG-58
Environmental
Operating Temperature
-30 to + 85 degreeC
Storage
-40 to + 90 degreeC
Address : 7Fl.-1, No. 152, Sec. 1, Jungshan Rd., Shulin City, Taipei, Taiwan 238, R.O.C. Tel : 886-2-2681-5470 Fax : 886-2-2681-5469 E-mail : sales@arknavgps.com.tw
