4 ms·

He has this playlist on the same channel where they restore the Model 19, and they explain in detail how the decoder works: https://www.youtube.com/watch?v=_Nu

• tpmx 7y ago
  Could you give us a brief summary? Is it purely mechanical? Any relays/tubes?
  • lokedhs 7y ago
    It's purely mechanical. I'm really not the right person to explain this, but the second video in the playlist explains it.