The STI Field Test 6 software package is integrated into the more complete solutions above or it can be used to automate an RF instrument that you may already own. The newest interface developments available for STI Field Test 6 are for the Aeroflex / IFR 3500A and 3920 radio test sets. (This software package is also available through Aeroflex Part AC25081). STI offers interface/drivers for many Agilent instruments as well including the ESA 44XX series, and HP 85XX series spectrum analyzers. STI Field Test 6 interfaces can also be supplied for the handheld Anritsu spectrum analyzers; the S412D, MS27XX B, D and E series instruments as well as the combination instruments that incorporate them. STI Field Test 6 can be used with these and other instruments to make signal measurements on multiple frequencies during drive-tests. Mobile radios can also be interfaced to make P-25 BER measurements, or analog voice Audio Quality Tests. Field Test 6 comes complete with a GPS Receiver and street map data for the entire US. International street data can be displayed with the MapInfo Corp. TAB file interface