ats4dIt’s easy to guess what is the most important vehicle in ATS game. For sure, it is a truck. For this reason, we introduce you to our website’s database of American TruckThe ATS4D from CAES is a RF Variable Attenuator with Frequency 2 to 4 GHz, Attenuation Range 60 dB, Insertion Loss 2.5 dB, Supply Voltage 5 V. Tags: Module with Connectors,