Apollo Comms Part 39: Rebuilding the digital data demodulator

We rebuild the missing the data decoder and recreate a live Houston controller screen.

Apollo Comms Playlist: https://www.youtube.com/watch?v=v49ucdZcx9s&list=PL-_93BVApb58SXL-BCv4rVHL-8GuC2WGb

Mike's FPGA code: https://github.com/thewonderidiot/cm_pcm/tree/main/fpga

Links to schematics:
CSM 114 Systems Handbook: https://www.ibiblio.org/apollo/Documents/HSI-481260.pdf
CSM Functional Integrated Schematics Block II rev. K: https://www.ibiblio.org/apollo/Documents/CSM%20Functional%20Integrated%20System%20Schematics%20Block%20II%20Revision%20K.pdf

Links to more doc:
https://www.curiousmarc.com/space/apollo-s-band-communications
https://virtualagc.github.io/virtualagc/QuestForInfo.html
https://www.ibiblio.org/apollo/

Elevator Music Credit: Crinoline Dreams by Kevin MacLeod

Stuff that supports the channel:
- Support us on Patreon: https://www.patreon.com/curiousmarc
- Amazon links for the tools I use in the lab: https://www.curiousmarc.com/amazon-links
- Channel merch on Fourthwall: https://curiousmarc-shop.fourthwall.com
- Legacy channel merch on Teespring (I don't have everything transferred to Fourthwall yet): https://teespring.com/stores/curiousmarcs-store

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
- R&D Microwaves: https://www.rdmicrowaves.com/