Per, I have downloaded: Ubuntu Desktop 12.04 LTS I have the fldigi running ok, I downloaded pskmail_server-1.7.1 I then followed these instructions: Download the *PSKMail Server* from the website: http://pskmail.org/PSKMaildownloads.html Look for pskmail_server-1.5.3.tar.gz (or the latest stable version.) In the Downloads Folder: Right click the .tar file - move to home folder. In the Home Folder: Right click the .tar file - extract here. In the Home Folder: Right click the orange PSKMail-server-1.5.x file In PSKMail_server: Double click Install - Click Run in terminal. Enter sudo password - (Should/could be the same as your Ubuntu Linux password) <Enter> Open a terminal (File>Open terminal or Dash Home, type "Terminal" or double click on a terminal icon.) Type pskmail_server <Enter> At this point I receive this: pskmail_server command not found ....everything had gone smoothly up until this point. Please help! (-= Glenn WB2LMV