- P25 or Project 25 - Published Stanard
A US development that Gained acceptance from public utilities.
P25 phase 2 products uses the more advanced AMBE2+ vocoder
GWN (Government wireless networks) (in QLD)
- NXDN - Next Generation Digital Narrowband
Discrete 6.25 kHz channels using frequency division
- DMR - Digital Mobile Radio -
EU initiative similar to P25 and adopted by Motorola
- TETRA - Terrestrial Trunked Radio is a European standard
Four time-division multiple access (TDMA)
One Carrier of 25 kHz bandwidth.
Glenn Lyons VK4PK glenn@LyonsComputer.com.au Version:1.0 VK4PK Home