Ahouxf.136 net.columbia,net.ham-radio utzoo!decvax!duke!chico!harpo!houxf!kutsch Wed Nov 11 17:49:46 1981 shuttle communications Taken from 6 November 1981 "HR Reports" Space shuttle communications during its second trip that begins this week will again be audible to those with proper receiving capability. Operating frequencies in S band will be 2287.5 MHz primary, 2217.5 secondary, with FM data and TV on 2250 and 2205. Principal frequency in the VHF band will be 296.8 with 259.7 and world-wide 253.0 MHz emergency frequency as backup.