Cable Finder. Type: SF3000E, SF3000, SF3000USB, SF300-RS232, SF6000, SM2500.Detail:Chapter One, Introduction of the Digital Satellite Finder Digital satellite finder is a simple and convenient instrument for setting and aligning a satellite dish. According to parameters of satellite, you can set and align a satellite dish very accurately and conveniently.Features as follows:1. Graphic user interface is easy to use.2. Easy to use for beginner of setting satellite dish. It can calculate Azimuth, Elevation and Polarization automatically according to local longitude and latitude and show in a graphic way.3. It can communicate with PC through serial port. Update new satellite parameters conveniently.4. Large memory capacity can pre-store 80 of the satellite's parameters and measurement records.