We demonstrate the full Apollo uplink with simultaneous voice, data and ranging, as seen and demodulated on the Keysight MXA signal analyzer. Many thanks to Electro-Rent for sponsoring the Keysight equipment rental! ElectroRent: https://www.electrorent.com/ Apollo Comms Playlist: https://www.youtube.com/watch?v=v49ucdZcx9s The USB vacuum tube key shown in the video by Slava Tech on Etsy (no affiliation): https://www.etsy.com/listing/182518503/handmade-163264128256512gb-orange Links to doc: https://www.curiousmarc.com/space/apollo-s-band-communications https://virtualagc.github.io/virtualagc/QuestForInfo.html https://www.ibiblio.org/apollo/ Our sponsors - PCBWay: fast turn PCBs, https://www.pcbway.com/ - ElectroRent: https://www.electrorent.com/ - Keysight: test instruments: https://www.keysight.com/ - Samtec: connectors: https://www.samtec.com/ Support the team on Patreon: https://www.patreon.com/curiousmarc Buy shirts on Teespring: https://teespring.com/stores/curiousmarcs-store Learn more on the companion site: https://www.curiousmarc.com/ Contact info: null 00:00 Recap: Apollo's complex modulation stack 02:19 Running the Keysight VSA modulation analysis software 03:42 Phase modulation principle 06:02 Looking at the demodulated Apollo subcarriers 07:45 I added a tube to my spectrum analyzer! 08:04 Adding the ranging signal 10:18 Apollo's careful modulation weighting 11:19 Full Apollo uplink demo