![]() In the attached database, the recordings that are virtually inaudible are highlighted, but they are available on the web to ensure a complete release of the recordings made during the mission. As a result, many of its recordings are barely, if at all, audible, with a constant high-pitched background tone. It made recordings onboard the Lunar Module, but the DSEA flown on the Eagle during Apollo 11 malfunctioned. The equipment used aboard the Lunar Module to make the recordings was called the Data Storage Electronics Assembly (DSEA). PDF file (11.2 MB) Apollo 11 Mission Report - 1971 Version. Also, the Command Module DSE had the capability to record data live during certain periods from the Lunar Module as it flew separately in lunar orbit. Apollo 11 Alternate And Contingency Checklist, index to page scans. Its contents were transmitted to the ground periodically during the mission. The equipment onboard the Apollo Command Module that was used to make the recordings was called the Data Storage Equipment (DSE). ![]() A single tape may include recordings from several different periods of the mission. They are not listed in chronological order but rather in the order that data was dumped onto storage tapes during the mission. They are sometimes garbled and sometimes have long periods of no voice. As a result, they are noisy with technical interference that occurred during their recording and transmission. The digitized recordings are available here in the same form as they were recorded during the mission. It is best to listen to the tapes while simultaneously viewing the same mission elapsed time on the transcript, since often the recordings are faint. The database includes a description of the mission status at that time. The Apollo 11 Onboard Audio Tape Database cross references the tape numbers to the Mission Elapsed Time (MET) that was on each tape. ![]() But only recently were the actual onboard recordings from Apollo 11 digitized so that the recordings could be made available on the Internet. The transcripts of those recordings were publicly released in the mid-1970s and they have been posted on the Internet for years. But Earth did not hear the conversation between Armstrong and Aldrin, although it was recorded onboard the Eagle.Īll of the Apollo spacecraft included onboard voice recorders, activated during much of each mission to record the crew's conversations. The world heard communications between the crew and Mission Control live as they happened. Experience the wonder of the Apollo program, the lunar landing, and even see the largest rocket ever flown, a Saturn V rocket, at the Apollo/Saturn V Center. There it is."Īnd so it went as Neil Armstrong and Buzz Aldrin descended to the surface of the moon aboard the Lunar Module Eagle on July 20, 1969. You're in a spacecraft, descending to land on the moon for the first time in history, and the microphone to Earth is off. Image Above: Apollo 11 Lunar Module Pilot Buzz Aldrin.
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