10/28/2026
Weight Stack Ratios.
Talk about a constantly misunderstood subject in Product design and especially for the end user.
Why do different selectorized machines have a different load and feel with the same weight stack amount pinned?
Well, since 2 trainers asked me this question in the same week, it become the newest blog...
Cable Ratios, Cams and Curves: What Trainers Should Know
Why 100 lb feels different from machine to machine: cable ratios, Nautilus cams, the Cybex Galileo, and what motorized resistance changes.