Software Defined Radio (SDR) Academy 2020 by, Prof. Dr.-Ing habil.Ulrich L Rohde, N1UL, partner of Rohde & Schwarz GmbH & Co KG, Munich, and chairman of Synergy Microwave Corp., Paterson, New Jersey, lives in Florida and New Jersey and in Munich. https://www.youtube.com/watch?v=JwP7WEqXnNg Kindest regards Kai Siwiak, KE4PT