Welcome to Signal One....your local RTK network.  By subscribing to our network, you can use the highly accurate RTK (Real Time Kinematic) signal to guide your machinery through the field without the hassle of moving a mobile base station or taking on the high cost of owning one.  Access the network for an annual fee. Signal One is a wholly owned and operated subsidiary of CPGG.  However, the RTK signal subscription is available to any interested subscriber in the network area. You do not need to be a member of CPGG to subscribe to the signal!