3" Hellbender ultra lightweight BumpyFPV build

By moteasa on Jul 06, 2017

2  255  5

Had most of these parts for a while so let friend and 3" build master BumpyFPV build it out. 120g without the lipo strap.

Clip from one of the first flights to see quality/FOV of the tiny 1.2g camera




Sign in to comment

Rookrider   Jul 10, 2017  

You say ultra lightweight but you don't say how much it actually weighs?

moteasa   Jul 10, 2017 

Yeah, With that frame it may not be as light as some, but 120g without battery or lipo strap.

Rookrider   Jul 11, 2017 

Oh so not too bad then and I guess it is the frame holding you back

LawnDart   Jul 06, 2017  

Sound warning on that video. RIP ears.

I have the same frame. 3s or 4s? Are you running a custom motor mix to compensate for motor position?

moteasa   Jul 07, 2017 

4s but does ok on 3s too just cruising around. Realized I have the 4000kv on this one and edited part list. Also updated video with no audio.
Not running custom motor mix at this time.

Guides & Reviews

Jun 21, 2021

AirbladeUAV has done it again and this time they've brought long range to the 5" class! Based on the popular Transformer Mini, the new Transformer 5" Ultralight adopts a lot of the same design philosophies with larger props and more payload capacity. It can fly upwards of 20 minutes on a 4 cell Li-Ion battery pack and in ideal conditions it's got a range of over 4 to 5 miles. In this guide I'll walk..

Read more
Mar 04, 2021

With the release of the DJI FPV Drone cinematic FPV has become a lot more accessible, but you certainly don't want to crash a $750 drone! The QAV-CINE Freybott is a compact, lightweight cinematic FPV drone that can take a hit and keep going. It's a lot safer to fly indoors and around people. With a naked GoPro or the SMO 4k you can capture some great stabilized footage. In this guide I'll show you..

Read more