Arizona DPS Carries, GE MRK's Model 2 and 3, Kenwood TK390's. In The vehicles they Typically have GE Orion, and Kenwood 890's. They use Motorola and Kenwood throughout the state, however most equipment is GE.
The DPS UHF system is comprised of Voted repeaters with transmitter steering as well as simulcast in overlap areas (On Mobile stations) However the system is not a true simulcast system.
There are plans to utilize the 700 Mhz spectrum in the next few years, however the state budget is not capable of supporting the transition in the near future. DPS does use encrypted radios on specific special details statewide such as Narcotics and covert surveillance, DES and DES-XL. Some of the Drug Task Forces use P25 equipment with DES-OFB and AES256 encryption, these task forces operate in conjunction with the HIDTA project.