New experimental operating on 1865-1870 MHz, 1885-1910 MHz,1945-1950 MHz and 1965-1990 MHz to perform field calibration measurements relating to development of a broadband PCS system. New experimental operating on 1865-1870 MHz, 1885-1910 MHz,1945-1950 MHz and 1965-1990 MHz to perform field ca libration measurements relating to development of a broadband PCS system. SYB 2-26-98