3s qx90

Dugdog47

Well-Known Member
Wassup fellow quad folks!!!

Recently had a board smoke on the qx90, the buzzer somehow shorted something lol so no problem, just get a new board, right?

Well two boards later and I'm like "shoulda just built a 2 inch with brushless motors", and that's exactly what I did:
20190613_183235(1).jpg

The one on the left is stack from my gt200 on an elf 88mm frame and brhobby 6000kv motors. (3s)

The one on the right is the old qx90 on it's 9th fcb and brushed motors. (1s)

Guess which is faster?
 
Tried a 450mah 4s, bad idea lol. Motors got hot enough to fry an egg, and one of the motors actually torqued itself hard enough to rip the screws out causing a crash.

Note: do not try 4s batteries with the brhobby 6000 kv motors.
 
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