Because Ham Radio Deluxe is developed in Microsoft Visual Studio, Ham Radio Deluxe must conform to Microsoft's operating system requirements for their supported operating systems to ensure that our software is supportable.
The recommended minimum system requirements for Ham Radio Deluxe are defined by Microsoft's minimum requirements for your operating system.
Simply put, Ham Radio Deluxe will run on any operating system supported by Microsoft.
Microsoft's supported operating systems requirements can be found here:
While these requirements tell you what Microsoft thinks is the minimum requirements for their Operating System, that doesn't give you enough room to run many programs - Ham Radio Deluxe or otherwise. We recommend adding 2GB of memory to what Microsoft recommends.
Be mindful of Microsoft's end-of-life dates for their operating systems. They can be found here:
Operating systems no longer supported by Microsoft: