We take a closer look at the S-Band transponder from the Apollo command module, and marvel at the 5 transmitters and receivers it contains. The transponder was manufactured by Motorola, and is entirely solid-state.
0:00 Recap of previous episodes
1:56 Overall block diagram
5:49 Looking inside
11:18 Detailed explanation (with elevator music!)
16:28 Every wire of the transponder explained (in technicolor!)
Full Playlist: https://www.youtube.com/watch?v=v49ucdZcx9s&list=PL-_93BVApb58SXL-BCv4rVHL-8GuC2WGb
Links to doc:
https://www.curiousmarc.com/space/apollo-s-band-communications
https://virtualagc.github.io/virtualagc/QuestForInfo.html
https://www.ibiblio.org/apollo/
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Music credits: Crinoline dreams by Kevin Macleod
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