4” 4s

By wiigelec on Mar 27, 2020

4  192  0

Running emax props until i can get some m5 washers for the hq as the hub is just not quite thick enough for the threads in the motor shaft

design specs
purpose: low speed racer
prop: 4"
frame: 200-250mm
batt: 4s
auw: 400g
t/w class: 8x
tot thrust: 3200g
mot thrust: 800g
75% pow: 1090 W
75% cur: 74 A
75% mot cur: 18 A

Build Specs
motor: 2205 2300kv
esc: 20A
batt: 1300 mah
dry weight: 246 g
auw: 410g


Sign in to comment

Guides & Reviews

28 2,402  33
27 days ago

This guide will walk you through the process of building your first FPV quad. The goal with this design was to build a low-cost, lightweight quad, yet powerful enough to safely carry a GoPro in close proximity areas. I chose these parts to minimize the amount of soldering at no cost to the quality. A typical build requires around 30 solders while this only needs 25. It's not a huge difference, but..

Read more
26 6,945  24
Nov 30, 2019

In late 2019 DJI made inroads into the FPV scene with their remarkable low-latency digital system. It gave us a 720p video feed with latency on-par with the status quo, analog video. Traditionally we've used analog video systems for low-latency video, but the video quality is far from ideal. It's a trade-off we've been willing to accept for the control. Now we've got the best of both worlds and what..

Read more