Signal Switching Units control video lines and RS232 lines. Savronik’s Signal Switching Units’ designs are created in accordance with RTCA/DO-254, Design Assurance Guidance for Airborne Electronic Hardware and MIL-SDT-704, Aircraft Electric Power Characteristics and they are compliant with the qualification requirements of MIL-SDT-810, MIL-SDT-461 and RTCA/DO-160.