This is a site that was established in the year 2000 and has continued to be a leading discussion group regarding digital mode communication in the amateur bands and in the "utility" world. From "how to set up" digital modes as a beginner, to what software  is best, and for advanced options such experimental new modes, this is the place that will help with the advancement of the state of the art in digital communications. Many of the authors of the leading software packages are members of this group.