The image on the right shows a typical Tait T-2010-331 that covers the MID-VHF band from 146 to 174 MHz. In the Netherlands they were used by the police for surveillance and by the Mobiele Eenheid (Riot Police), often in combination with a voice scrambler unit. The T-2000/II series was popular with the autorities in New-Zealand but also with law enforcement agencies worldwide. Download Autocad Electrical Iec Symbol Library Download. Tait T-2000/II Mobile scrambler radio The T-2000/II was a series of mibile VHF and UHF radios, developed by in Christchurch (New-Zealand) in 1997, as the successor to the T-2000 series that was introduced in 1994.