Handy Guides Here are some links to various documents for viewing and downloading to help you on your way. DMR Handy Guide Click on the image to download the guide System Fusion Handy Guide Click on the image to download the guide Amateur Radio Guide to Digital Mobile Radio Click on the image to download a free PDF copy of the booklet Amateur Radio Guide to Digital Mobile Radio. John S. Burningham, D.I.T. (W2XAB/WQON496) Dummies Guide to DMR Learning Centre for DMR Click on the image to visit the website