Archived: the OG noob question thread! 😀

[professor_shartsis]

none taken. if you think the chart is complicated, here’s the math behind it…

Esk8 calculator

@b264 how about a “peak loaded velocity & gear ratio calculator” for those uphill races? suppose i’ll be climbing 1.8miles on a steady 5% grade… [image] i have 4x 190kv 0.05ohm motors & 83mm tires, 120a motor current and 60a battery current limit per motor, & 13S (48.1v) what’s my maximum top speed up slope and what gear ratio gives this top speed assuming 0.6m^2 frontal area, 0.75 drag coefficient & 200lbs? assuming battery current limit is 95% or less than the motor current limit, and …