Ask your trooper buddy if he uses his in car computer any. . . .mule1075 said:here in washington county they are still on vhf.last week i heard dispatch call a car in for open sky radio repair. asked a buddy of mine who is a trooper about it and he said he has not used the open sky radio much at all and does not have a clue when they will be swtiching over here in the washington county area.