1272 Adafruit Industries Adafruit Gps Logger Shield

An assembled shield with big prototyping area that comes with an Ultimate GPS module, Compatible with either UNO or Leonardo Arduinos and designed to log data to an SD card. Or you can leave the SD card out and use the GPS for a geocaching project, or maybe a music player that changes tunes depending on where you are in the city. The kit contains One assembled and tested shield, a stick of 0.1" male header and a 12mm coin cell. Some light soldering is required to attach the header to the shield in order to plug it into your Arduino. If your project is going to be inside an enclosure, you'll love this shield as it has external antenna support. Simply connect an external active GPS antenna via a uFL/SMA cable to the shield and the module will automatically switch over to use the antenna. You can then place the antenna wherever you wish.

• -165 dBm Sensitivity, 10 Hz updates, 66 channels
• Low power module - only 20mA current draw, half of most GPS's
• Tested shield for Arduino Uno/Duemilanove/Diecimila/Leonardo (not for use with Mega/ADK/Due)
• MicroSD card slot for datalogging onto a removable card
• RTC battery included, for up to 7 years backup
• Built-in datalogging to flash
• PPS output on fix
• →25km altitude
• Internal patch antenna + u.FL connector for external active antenna
• Power, Pin #13 and Fix status LED