Introduction to NXDN™
This introduction gives a brief overview of NXDN™ as a simplified supplement to this document.
NXDN™ document resources
FDMA versus TDMA Information Paper
It describes the general differences between FDMA and TDMA.PDF Download
NXDN™ WHITE PAPER
It gives an overview on FDMA digital with some technical details and other information.PDF Download
Frequency coordination information
The Land Mobile Communications Council web site provides a lot of
information for North American system operators in regards to narrowband
For other territories, it is recommended to consult with your local licensing authority.