20GHz dual channel electrical module Plug-in module with two 20-GHz channels. Compatible with the Agilent (now Keysight) 83480A and 86100A/B/C mainframes. Two 20 GHz electrical channels with 3.5 mm (m) connector Compatibility: 83480A Digital Communications Analyzer Mainframe 86100A/B Infiniium DCA Mainframes 86100C Infiniium DCA-J Mainframe 86100D Infiniium DCA-X Mainframe