GSA Price List (pdf) 

             Publishers of The Terrain Analysis Package ( TAP™ Software )

TAP™ software is used by professionals in many industries for RF planning, prediction, and analysis.  Typical applications include the evaluation of existing or proposed radio transmitter sites; radio coverage predictions, rf path analysis, microwave link designs, intermodulation studies and radio transmitter site administration; TV and FM broadcasting, MMDS, ITFS, PCS, SCADA, WLL, WiFi, WiMAX, microwave, cellular, paging, air-to-ground, ship-to-shore and conventional two-way radio system design