>>CD players and D/A converters put out a large electromechical field, mostly in a vertical manner, that can interact with other components<<
If the cd player (or transport or d/a) is well engineered and built, which includes proper shielding, proximity to other components should not be an issue.
If the cd player (or transport or d/a) is well engineered and built, which includes proper shielding, proximity to other components should not be an issue.