GPS Antenna

Item No.: MA-25
Product description :
MA-25 is the integration of a high performance GPS patch antenna and a state-of-the-art low noise amplifier into a very low profile/ extremely compact/ fully waterproof enclosure which, when connected to a GPS receiver with 2.5~5.5V DC antenna power, provides excellent signal amplification and out-band filtering & rejection, 3V or 5V input Voltage is available. FEATURES: 1.Compact Construction/ Low Profile 2.Fully Waterproof 3.Magnet and Screw Mount Base 4.Excellent Temperature Stability 5.Low Noise Figure 6.High Gain:28dB 7.Optional customized connectors APPLICATIONS: 1. Automobile GPS 2. Bluetooth Receiver 3. Car Tracking Navigation System 4. AVL / Fleet Management Systems 5. External Antenna for Handheld GPS 6. External Antenna for PDA Navigator SPECIFICATIONS: Physical Condition Construction:Polycarbonate- radome at top, die-cast shell at bottom/ rubber gasket for water seal in between Dimension:46mm (L) x 38mm (W) x 12.5mm (H) Weight:50 grams (excluding cable & connector) Standard Mounting:Magnet mount with two magnets & screw mount Optional Mounting Plate:customized metal sheet Environmental Conditions Operation temperature:-40°C to +85°C Storage temperature:-40°C to +100°C Relative Humidity:95% non-condensing Cable & Connector Cable:5 meter RG174/U (standard) cable, other length available Pulling Strength:6 Kg @ 5sec with molded plastics on connector end for strain relief Connector Available:BNC,TNC,FME (to be adapted), GT5, MCX (OSX), SMA, SMB or SMC in straight or right angle Optional Adapters:Universal Connector Adapter (FME to TNC/BNC/SMA/SMB/MCX) Antenna Element Center Frequency:1575.42 MHz +/-1.023MHz Polarization:R.H.C.P. (Right Handed Circular Polarization) Gain @ Zenith:5.0 dB Typ. Gain @ 10°:-1 dB Typ. Axial Ratio:90°: 3 .0dB max.                  Mounted on the 60mm x  60mm square ground plane Bandwidth:10 MHz min. @S11£-10 dB Low Noise Amplifier Center Frequency:1575.42 MHz +/- 1.023 MHz Gain:28 dB Typ. Noise Figure:1.5dB Typ. Filter:20dB  25dB  @ fo+/- 50MHz        30dB  35dB  @ fo+/- 100MHz        * fo=1575.42MHz Supply Voltages:2.5 ~5.5V DC Current Consumption:2.5V :   6.6mA     Typ.                     3.0V:    8.6mA    Typ.                     4.0V:   12.6mA    Typ.                     5.0V:   16.6mA    Typ. Output Impedance:50 ohm Output VSWR:2.0 max. Overall Performance ( Antenna Element, LNA & Cable ) Frequency range:1575.42 +/- 1.023 MHz Gain:At 90° vertical to sky 30 +/- 4.5dBi  (cable loss)  Note:1 Output Impedance:50 ohm VSWR:2.0 max.