Portable GPS Antenna with TNC Connector

A: This antenna takes 3-5 volts DC upstream via the coax to power the low noise amplifier built into the antenna. This is standard for pretty much all GPS antennas used with AIS transponders. Answer provided by:  Doug Miller (3/17/2017)

A: This antenna works well inside the cabin but won't be as good as a marine grade mushroom style outside the cabin but it will be decent and provide acceptable performance. We have lots of customers using them with great results. Answer provided by:  Doug Miller (1/30/2018)