ats4dATS CM4D helps manufacturers to gain real value from their dimensional data, gathered from all sources, in all formats. Whether you’re comparing your product to the orinal desn, findingATS4D 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