The M1575HCT-A-SMA is a high performance dual stage LNA active antenna designed for the GPS L1 band, and built on Maxtena proprietary Helicore® technology. This technology provides exceptional pattern control, polarization purity and high efficiency in a very compact form factor. The M1575HCT-A-SMA is a screw-on design, featuring an integrated SMA connector. The ultra light design is rated IP-67/68 when mounted and unmounted for added protection and includes an o-ring. This product is ideal for applications requiring high quality reception of GPS signals.