There are currently a total of 47 TETRA systems in the RRDB. 11 are in North America.
Yes, we all fully comprehend that
"there is a world beyond North America". The point, however, is that the majority of scanners manufactured by both Uniden and Whistler
are sold in North America. As previously stated, that means that the manufacturers are going to cater to the wants and needs of their largest consumer base, and so far TETRA has not been at the top of that list. It really is that simple.
USA: 8
ARINC - Los Angeles International Airport
ARINC (JFK)
Cobb EMC TETRA
Collins Aerospace (Newark International Airport)
Diverse Power TETRA
Flint Hills Resources Pine Bend Refinery
New Jersey Transit
Rockwell Collins-ARINC
Canada: 2
BC Hydro
Toronto Transit Commission PowerTrunk
Mexico: 1
IRIS Nationwide Public Safety Network