How to calculate the mechanical advantage of moving rope systems used by tree climbers

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In this video I describe how to calculate the mechanical advantage of hauling systems and moving rope systems used by tree climbers. The method I use to calculate mechanical advantage is referred to as the T method.
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I started watching this thinking that it was 10 years old. But then I looked closer and it’s 10 days old!! Erik still doing what he does best! Hi from Tasmania!

stevenpearcephoto
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Can you make a video on how to double eye splice for a pulley on a prusik cord?

MrViking