[TrunkCom] Vista Compatbile Computer Scanner Program

[JERRY NONE]

What is a great and FREE Vista Compatible Computer Scanner Program that lets you have a two way communication between your Radio Scanner and your Computer and lets you monitor the Control Channel data for the various modes:

MOTO ( Regular, Type 1, Type 2, Type 2i, V.O.C.. )
P-25
EDACS ( Narrow, Wide, S.C.A.T.. )
LTR
LTR MultiNet
LTR PASSPORT

Also how fast the computer have to be to use these programs and what version of D.O.S. and Internet Browser the computer need?