GPS Antenna GA38 Compact & Sensitive GPS antenna with Excellent Signal Amplification for Mobile Applications GA-38 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, provide 3V or 5V input Voltage is available. FEATURES: Compact Construction/ Low Profile/Fully Waterproof Magnet and Screw Mount Base Excellent Temperature Stability Low Noise Figure High Sensitivity APPLICATIONS: Automobile GPS Bluetooth Receiver Car Tracking Navigation System AVL / Fleet Management Systems External Antenna for Handheld GPS External Antenna for PDA Navigator