DIN EN 61996-1/A1 : 2022 Title: Maritime navigation and radiocommunication equipment and systems - Shipborne voyage data recorder (VDR) - Part 1: Performance requirements, methods of testing and required test results (IEC 61996-1:2013/A1:2021); English version EN 61996-1:2013/A1:2021 Year: 2022 Publisher: DIN Media GmbH Availability: Within 1-2 working days