ats4dThe 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,ATS4D Dital Attenuators 4 BIT Mechanical Specifications: Case Style: AT Out Finish: Gold Plate per MIL-G-45204 Bias & Control Pins: ø0.02 x 0.15 long Connectors: SMA Female