Dexter Industries GPS Shield
Photo credits: unknown
Shield URL: GPS Shield
Maker: Dexter Industries
The GPS Shield is powered by the SUP500F Receiver from Skytraq. The receiver is a 65 channel, 10 Hz Receiver with a smart antenna built in. This all-in-one GPS receiver does not require any antennae. Serial interface is via 3V LVTTL.
It has pinning options for SRAM battery and jumpers.
This is an all-in-one GPS: does not require antenna.
Open Source: Unknown
This shield uses D3 and D4 for serial communications with the Arduino to stay out of the way of the computer serial lines, making debugging easier.