On 7/10/2016 11:44 PM, Hal Murray wrote: > Here is one to consider: > Adafruit Ultimate GPS Breakout - 66 channel w/10 Hz updates - Version 3 > https://www.adafruit.com/product/746 I'm a fan of the Adafruit Ultimate GPS breakout. One has been at the heart of my GPS-based NTP time server here at the house for years. Great signal, even indoors. :) thanks, ben