Labels:text | screenshot | font | document | number | black and white OCR: NASA SUBJECT: Lyndon B. Johnson Space Center NAME: MISSION SUMMARY DG44/RENA H. HALDIMAN OPERATIONS DATE: PAGE DIRECTORATE AUGUST 26, 1987 35 THREE FORMS OF COMMUNICATION VOICE REAL TIME CONVERSATION BETWEEN CREW AND CAPCOM (IN MCC) COMMANDS CONTROL SIGNALS SENT UPLINK FROM MCC TO THE ORBITER INSTRUMENTATION: ALSO, CONTROL SIGNALS SENT FROM THE ORBITER OR A GROUND SITE TO A PAYLOAD TELEMETRY DATA SENT FROM THE ORBITER, A PAYLOAD, OR EVA CREW TO MCC. FIVE ORBITER RF SYSTEMS CAPABILITIES UHF VOICE ONLY U/L, D/L & EVA LINK (UHF, GSTDN, EVA CREW) S-BAND PM VOICE/COMMANDS/TELEMETRY U/L & D/L (GSTDN, TDRS) S-BAND FM TELEMETRY ONLY D/L ¿ EVA TV LINK (GSTDN, EVA CREW) S-BAND P/L PAYLOAD: COMMANDS/TELEMETRY PAYLOAD LINK ( PAYLOAD) KU-BAND VOICE/COMMANDS/TELEMETRY U/L & D/L (GSTDN, TDRS)
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