Walk through how to differentiate Quadcopter motor sizes.
This is an old video one of my first, the info is good, but the audio is bad. I have replaced all my equipment so new videos should look and sound much much better please check them out.

Best FPV Shops
HeliNation https://helination.ositracker.com/123...
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Airblade http://bit.ly/2E6qtbU
International
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My recommended Kit parts
Taranis QX7 Radio https://www.banggood.com/custlink/GK3...
Taranis QX7S radio https://www.airbladeuav.com/products/...
Taranis X lite Radio https://helination.ositracker.com/123...
TS100 portable soldering iron https://www.banggood.com/custlink/GKv...
Fatshark HDO https://helination.ositracker.com/123...
ISDT Q6 charger https://www.banggood.com/custlink/DGD...
Aomway Commander https://www.banggood.com/custlink/3vm...
M3 standoff Hardware https://www.banggood.com/custlink/mG3...
M2 standoff Hardware https://www.banggood.com/custlink/3Km...
Xm+ Frsky Reciever https://www.banggood.com/custlink/DmG...
Predator v3 micro Camera https://www.airbladeuav.com/products/...
Rapidfire Goggle Module https://helination.ositracker.com/123...
Best cheap 46S ESC Racerstar Anniversary ESC https://www.banggood.com/custlink/mvK...
Best 20x20 ESC/FC Combo https://helination.ositracker.com/123...
Akk FX3 ultimate https://www.airbladeuav.com/products/...
Emax Tiny Hawk https://www.banggood.com/custlink/KGK...
Emax Tiny Hawk RFT bundle w goggles and remote https://helination.ositracker.com/123...
Kester Flux pen https://www.banggood.com/custlink/Dmm...
Field tool driver set https://helination.ositracker.com/123...
Prop Tool https://helination.ositracker.com/123...


Build a drone parts list

TS100 portable soldering iron https://helination.ositracker.com/123...
Kester Flux pen https://www.banggood.com/custlink/Dmm...
Multimeter https://www.banggood.com/custlink/vD3...
Kesters 63/37 solder https://amzn.to/2IqtnJy
Tweezers kit https://www.banggood.com/custlink/DGv...
Heat Shrink https://www.banggood.com/custlink/KvG...
M3 Standoff Kit https://www.banggood.com/custlink/mG3...
M3 Screw Kit https://helination.ositracker.com/123...
M2 Standoff kit https://www.banggood.com/custlink/3Km...
M2 Screw kit https://helination.ositracker.com/123...
Driver kit https://www.banggood.com/custlink/KGG...
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Prop Tool https://helination.ositracker.com/123...

Recommended Micros code jonE5 for 5% off your order
Emax Tinyhawk (best indoors) https://helination.ositracker.com/123...
Eachine Trashcan (best outdoors) https://www.banggood.com/custlink/m33...
Betafpv Beta75 Pro 2 (best all around for both) https://helination.ositracker.com/123...

5" Frames code jonE5 for 5% off your order
Floss 3 https://helination.ositracker.com/123...
Marmotte http://bit.ly/2uJqWtQ