It is possible to use an Arduino to create an outdoor localization system, pin-to-pin, without the use of external based anthems?
Hi,
EricoG:
It is possible to use an Arduino to create an outdoor localization system, pin-to-pin, without the use of external based anthems?
"Outdoor Localization System" please explain?
"Without the use of external based anthems" please explain?
Is English you native language?
Tom.... 
I'm working on something similar using multiple HC-SR04 ultrasonic transducers...
Allan
GPS works outdoors. Even the cheapest modules are easy to interface with any Arduino.