User Jacob B

1

16

votes

3

answers

4k

views

Why are quadcopters inherently unstable?

May 18 at 18:57 Xnero 3,038

3

15

votes

4

answers

3k

views

Why are larger propellers generally more efficient than smaller ones?

multirotor propellers efficiency long-range-drone

Sep 25 at 22:22 ifconfig♦ 5,212

1

14

votes

2

answers

2k

views

Why do drone propellers have blades with thin chords?

multirotor propellers comparison

May 16 at 0:30 Jacob B♦ 5,655

2

12

votes

5

answers

4k

views

Why do most drones have upward facing motors?

multirotor quadcopters propellers comparison motor-mounting

May 17 at 16:31 Jacob B♦ 5,655

2

10

votes

4

answers

1k

views

Do aerodynamics scale for model aircraft?

fixed-wing aerodynamics aircraft flight-characteristics

Jul 3 at 17:15 Glorfindel 129

10

votes

5

answers

164

views

How to clean a drone?

multirotor quadcopters maintenance

May 24 at 3:02 ifconfig♦ 5,212

1

9

votes

3

answers

125

views

Why does a brushless drone fly longer?

motor brushless-motors brushed-motors

Apr 30 at 15:18 Kenn Sebesta 1,769

8

votes

4

answers

603

views

How does frame stiffness affect a quadcopter?

multirotor quadcopters performance drone-frame material

May 13 at 12:35 thaus 11

8

votes

2

answers

126

views

Difference between analog and digital FPV systems?

video-transmitters fpv-cameras video-signal

Apr 20 at 21:24 Jacob B♦ 5,655

7

votes

3

answers

187

views

How to determine the lowest safe ESC current rating for a drone build?

multirotor hardware quadcopters esc recommendations

Jun 6 at 20:51 QuadMcFly 1,095

7

votes

3

answers

163

views

What blocks an FPV video signal?

first-person-view signal-strength

Apr 29 at 20:50 ifconfig♦ 5,212

7

votes

2

answers

149

views

Can I salvage a 4in1 ESC?

hardware esc repairs

Apr 28 at 23:00 FlashCactus 2,632

7

votes

4

answers

112

views

Why does the video cut out on HX-100 drone?

video-transmitters

Apr 28 at 20:19 bingo-fuel 585

6

votes

3

answers

89

views

What is antenna gain?

antenna performance

Jan 4 at 0:02 FlashCactus 2,632

6

votes

3

answers

127

views

Can I run two motors off of one ESC?

brushless-motors esc fixed-wing

Dec 15 at 10:19 FlashCactus 2,632

6

votes

2

answers

478

views

How to measure the pitch of a propeller?

propellers propeller-pitch

Sep 26 at 7:58 Kralc 5,141

6

votes

3

answers

693

views

How to mount XM+ receiver antennas?

antenna receiver frsky-xm+

May 11 at 7:25 Kralc 5,141

1

6

votes

3

answers

985

views

At what current should I charge a LiPo battery?

lipo-batteries battery-safety charging

May 4 at 21:49 ifconfig♦ 5,212

6

votes

1

answer

470

views

Can I use LiHV batteries as normal batteries?

lipo-batteries battery-safety lihv-batteries

Apr 30 at 2:28 Ken Graham 287

6

votes

2

answers

222

views

What is the performance difference between a brushless motor with a wider vs taller stator?

brushless-motors comparison performance

Apr 28 at 19:03 Tehllama 846

6

votes

2

answers

49

views

ESCs for inverted flight?

recommendations esc

Apr 20 at 20:16 Jacob B♦ 5,655

5

votes

1

answer

1k

views

How does the center of gravity affect a quadcopter?

quadcopters performance center-of-gravity

Sep 25 at 22:31 ifconfig♦ 5,212

5

votes

1

answer

78

views

What is a good 3'' BNF that can be used indoors and outdoors?

quadcopters recommendations under-250-grams

Jul 1 at 9:53 Flyback FPV 476

5

votes

1

answer

106

views

Why do LiPo batteries get puffy?

lipo-batteries batteries battery-safety maintenance

Jun 4 at 19:07 Jacob B♦ 5,655

5

votes

1

answer

71

views

Does the sharpness of a propeller blade affect efficiency?

multirotor propellers performance efficiency

May 19 at 10:47 Robin Bennett 3,418

5

votes

2

answers

97

views

What is the difference between a patch and helical antenna?

antenna comparison performance

Apr 27 at 22:32 FlashCactus 2,632

5

votes

1

answer

108

views

How to create a motor startup tone with a BLHeli ESC?

esc blheli

Apr 22 at 22:20 ifconfig♦ 5,212

5

votes

2

answers

75

views

What's the difference between F4 or F7 flight controllers?

flight-controller

Apr 22 at 22:18 ifconfig♦ 5,212

1

4

votes

1

answer

81

views

Is it possible to transmit a high-resolution image over an analogue signal?

video-signal analog-fpv-system digital-fpv-system

Jan 8 at 6:10 Fanklan Steven 1

4

votes

1

answer

175

views

Why is 900 MHz better for long range than 2.4 GHz?

transmitter long-range-drone range frsky-r9m radio-frequency

Dec 4 at 22:05 Jacob B♦ 5,655

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76 Questions

Why are quadcopters inherently unstable?

Why are larger propellers generally more efficient than smaller ones?

Why do drone propellers have blades with thin chords?

Why do most drones have upward facing motors?

Do aerodynamics scale for model aircraft?

How to clean a drone?

Why does a brushless drone fly longer?

How does frame stiffness affect a quadcopter?

Difference between analog and digital FPV systems?

How to determine the lowest safe ESC current rating for a drone build?

What blocks an FPV video signal?

Can I salvage a 4in1 ESC?

Why does the video cut out on HX-100 drone?

What is antenna gain?

Can I run two motors off of one ESC?

How to measure the pitch of a propeller?

How to mount XM+ receiver antennas?

At what current should I charge a LiPo battery?

Can I use LiHV batteries as normal batteries?

What is the performance difference between a brushless motor with a wider vs taller stator?

ESCs for inverted flight?

How does the center of gravity affect a quadcopter?

What is a good 3'' BNF that can be used indoors and outdoors?

Why do LiPo batteries get puffy?

Does the sharpness of a propeller blade affect efficiency?

What is the difference between a patch and helical antenna?

How to create a motor startup tone with a BLHeli ESC?

What's the difference between F4 or F7 flight controllers?

Is it possible to transmit a high-resolution image over an analogue signal?

Why is 900 MHz better for long range than 2.4 GHz?