Originally Posted by petranf
So Thrust/weight=1.67.....and could easily be 1.73
I wonder what is the above ratio record at an rc airplane?
You can easily increase this figure by using a bigger diameter/ smaller pitch prop. Better acceleration, but less speed.
F3P (Indoor Aerobatics) models set-up for Freestyle can have thrust-to-weight ratios of 2:1 to 4:1.