Magnet Antenna, GPS-1575.42MHz, Directional Radiation, 28dBic Gain with SMA Male Connector High-Gain Active GPS Tracking with Magnetic Mount This active 2-inch GPS L1 band (1575.42 MHz) magnetic-mount antenna features an integrated low-noise amplifier (LNA) providing 28 dBic of RHCP gain to guarantee rapid satellite acquisition and stable signal locks. Its heavy-duty magnetic base allows for instantaneous, non-destructive exterior mounting on vehicles or heavy machinery, utilizing the metallic surface as a natural RF ground plane. It includes a low-loss coaxial cable terminating in a standard threaded SMA Male (Plug) connector. Specification Value Antenna Type Active Patch (Magnetic Mount) Frequency GPS L1 Band (1575.42 MHz) Gain 28 dBic (with integrated LNA) Connector Type SMA Male (Threaded Plug with Male Center Pin) Impedance 50 Ohm Radiation Pattern Directional / Hemispherical Polarization RHCP (Right-Hand Circular Polarization) Dimensions 2 inches (approx. 50.8 mm) Application Automotive Telematics, Fleet Tracking, Navigation Systems Mounting Style Magnetic Surface Mount (Temporary or Permanent) Noise Figure Low noise matrix optimized for weak satellite signals