Global Beam Display - Know exactly in real time what the heading of your directive antenna is. Display models are available for every type of antenna rotor in use today, both Analog and Digital. The new Digital I2C Beam Display is compatible with all major rotors and control software programs. Even though I2C Beam Display ships pre-configured to a users requirements, it can easily be update by downloading the configuration program GBD-Tool (supplied) and using a null modem adp (supplied) to connect to either a computer serial port or a USB-to-serial adapter to make changes. The SteppIR option is available for either beam display. Displays in both the 16" and 24" sizes are available. Custom polar map designs of your choice are all centered on your location. A full two year warranty plus free domestic shipping is also included. For complete details go to the Global Beam Display web site at: http://www.globalbeamdisplay.com If you would like additional info please contact me directly at: tomatglobalbeamdisplay.com Please check out the positive reviews by our many satisfied owner/users. This is a joint ham venture with DK7NT and W3FRG Presented here is a sampling of Ham stations using the Global Beam Displays.