As many of you know, I have been looking for and even doing some development on some GPS modules. I met this vendor today who makes the most robust GPS antennas I have ever seen - Quad Helix 30db gain active antenna with built in SAW and LNA you can take a hammer to it, and it will just keep on tracking - awesome! The key is the mold-over they are using, it can take a real pounding, and with an O…