voltage loss over long runs

[GeeTwo]

Originally Posted by rich2202

Not tall, but go look at Team 148 (batman thread). They have a 30 foot or longer tether. Drive wheels are on the robot with the battery, but the tethered piece has motors for lift.

Originally Posted by GeeTwo

This falls under the heading of sprawl.

Originally Posted by wireties

Or you get a number using 30' and divide by 5 or 10 - you get a better number for the shorter run that way.

Originally Posted by GeeTwo

??

Originally Posted by wireties

The relationship of the effect on a longer run scales (almost linearly) to a shorter run - not true? Impedance per unit length is a key component of the equation, correct?

This is true, and I wasn't arguing that it wasn't. I was just having difficulty parsing your earlier quote, and especially how that might not mean that the Batman and Robin tether was a case of sprawl.