I was just browsing through the Southgate Amateur Radio Society's RSS feed and I came across a reference to HAM-MAG. This styles itself as the First E-magazine for ham radio operators. It says 'A magazine without paper is a tree saved'
You can download some samples from http://www.ham-mag.com and if you like what you see (which you will, I'm sure) you can subscribe and it will be sent to your inbox every month.
The editor is Vincent, F5SLD who says that new articles are needed for future issues.