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Search: Posts Made By: fhhuber
Forum: Batteries & Chargers Yesterday, 11:57 PM
Replies: 1
Views: 45
Posted By fhhuber
The JST can supposedly pass up to 7 amps under...

The JST can supposedly pass up to 7 amps under ideal conditions.

I wouldn't want to trust it above a 2 amp rate.

I expect the traces on some balance boards won't handle 1 amp. They generally...
Forum: Off Topic Chit Chat Yesterday, 04:06 PM
Replies: 11
Views: 196
Posted By fhhuber
The main advantage of ordering from the US...

The main advantage of ordering from the US warehouse (for people in North America) is getting it faster.
Forum: Scratch and Kit Built Aircraft Yesterday, 04:02 PM
Replies: 7
Views: 163
Posted By fhhuber
CG is always based on wing and horizontal...

CG is always based on wing and horizontal stabilizer configuration.

Conventional (main wing in front and far smaller horizontal stabilizer well separated) the CG should be 25% to 35% of MAC. ...
Forum: General Electric Discussions 03-01-2015, 03:38 PM
Replies: 8
Views: 178
Posted By fhhuber
Drop releases are pretty easy. He wants to...

Drop releases are pretty easy.

He wants to pop a pilot up and out of the cockpit.

The spring loaded toy idea may be useful but I expect you'll need longer, stronger spring to ensure it pushes...
Forum: Off Topic Chit Chat 03-01-2015, 01:20 PM
Replies: 13
Views: 190
Posted By fhhuber
The problem with this situation is... You didn't...

The problem with this situation is... You didn't get the package but the shipping co lists it as delivered.

The sender gets a notice that its delivered and the shipping co says it got delivered,...
Forum: Off Topic Chit Chat 03-01-2015, 04:57 AM
Replies: 13
Views: 190
Posted By fhhuber
UPS was delivering my stuff to an empty lot on...

UPS was delivering my stuff to an empty lot on the wrong street...
Somehow they didn't notice that there was no building on the lot that corresponded to the house number and they were 3 blocks off.
Forum: Scratch and Kit Built Aircraft 02-28-2015, 07:48 PM
Replies: 29
Views: 583
Posted By fhhuber
Basic CG rule should apply... start at 30% MAC ...

Basic CG rule should apply... start at 30% MAC

That would be about 1/3 of the way from LE to TE at the root the way that wing tapers.
Forum: General Electric Discussions 02-28-2015, 05:16 PM
Replies: 8
Views: 178
Posted By fhhuber
How to eject it from the plane?... no good ideas.

How to eject it from the plane?... no good ideas.
Forum: General Electric Discussions 02-28-2015, 05:38 AM
Replies: 8
Views: 178
Posted By fhhuber
The only delayed chute opening system that will...

The only delayed chute opening system that will be reliable and easy to make is a static line.

A pin holds the chute pack closed until pulled out by the static line which stays with the airplane. ...
Forum: 3D Flying 02-27-2015, 05:30 PM
Replies: 1
Views: 74
Posted By fhhuber
for 3D you want 200+ watt/lb. So for 6 lb you...

for 3D you want 200+ watt/lb. So for 6 lb you want 1200+ watts.
There are all sorts of different 400 kV motors out there from low to very high watt ratings... with the correct motor and prop 400kV...
Forum: Scratch and Kit Built Aircraft 02-27-2015, 01:34 PM
Replies: 3
Views: 126
Posted By fhhuber
Can't say if that building surface is really flat...

Can't say if that building surface is really flat or not without checking it 6 ways with a straight edge.

If its straight it should stay straight the way you have it.

I use a solid core door...
Forum: General Electric Discussions 02-27-2015, 02:55 AM
Replies: 6
Views: 203
Posted By fhhuber
I used to have a Kadet Sr specifically set up to...

I used to have a Kadet Sr specifically set up to show that adverse yaw could get so bad that full right aileron + full right rudder could result in a left turn.... with 40 deg of rudder deflection.
Forum: General Electric Discussions 02-26-2015, 07:31 PM
Replies: 6
Views: 203
Posted By fhhuber
Ailerons impose a bank... then you pull elevator...

Ailerons impose a bank... then you pull elevator to make the turn.
Bank and yank.

Sometimes the ailerons might impose a yaw opposed to the bank and thus cause the aircraft to turn the wrong way....
Forum: General Electric Discussions 02-26-2015, 08:33 AM
Replies: 4
Views: 3,852
Posted By fhhuber
Only 7 years late...[popcorn]

Only 7 years late...[popcorn]
Forum: General Electric Discussions 02-25-2015, 10:16 PM
Replies: 13
Views: 232
Posted By fhhuber
You might have to alter the linkage between the...

You might have to alter the linkage between the servo and the control surfaces so that you flip the servo reverse at the TX back to normal.

That might be as simple as flipping the servo arm 180...
Forum: Foamies 02-25-2015, 09:58 AM
Replies: 2
Views: 95
Posted By fhhuber
http://airfoiltools.com/plotter/index Just...

http://airfoiltools.com/plotter/index

Just about any airfoil you want

For most home airfoil cutting you need to make 2 templates. (for each end of the core) One from table to top of the airfoil...
Forum: General Electric Discussions 02-25-2015, 08:19 AM
Replies: 14
Views: 276
Posted By fhhuber
Thrust line should be set based on how the...

Thrust line should be set based on how the airplane flies, not how it taxis.

Be careful playing with the thrust line you can make the aircraft very unpleasant to fly.
Forum: RC Radios, Transmitters, Receivers, Servos, gyros 02-25-2015, 08:16 AM
Replies: 14
Views: 296
Posted By fhhuber
Expo is a wonderful thing. A control surface...

Expo is a wonderful thing.

A control surface has more effect per deg of deflection near center than near full throw. EG that first deg of aileron might give many times the roll rate than what is...
Forum: General Electric Discussions 02-25-2015, 08:08 AM
Replies: 19
Views: 245
Posted By fhhuber
Still has that thin leaf which has the potential...

Still has that thin leaf which has the potential to fold over.

Its there to spring the contact areas together.... you can't eliminate it.

After seeing one fold and short out causing a LiPo to...
Forum: General Electric Discussions 02-25-2015, 07:20 AM
Replies: 13
Views: 232
Posted By fhhuber
If the SAFE is not programmable... you'll have to...

If the SAFE is not programmable... you'll have to mechanically reverse the controls instead of doing it with different servos or in radio computer mixing.
Assuming its not due to the Futaba vs JR...
Forum: General Electric Discussions 02-25-2015, 04:42 AM
Replies: 19
Views: 245
Posted By fhhuber
Deans will be somewhat more common. EC3 and...

Deans will be somewhat more common.

EC3 and XT60 are both bullet connectors in plastic shells and I consider them both superior to Deans.

Bullets make a more secure solder joint by having...
Forum: General Electric Discussions 02-25-2015, 03:52 AM
Replies: 13
Views: 232
Posted By fhhuber
Electronic reversers work... but its now not that...

Electronic reversers work... but its now not that big a savings to buy reversers vs just getting servos that operate reversed.

JR servos are reversed to Futaba.

Or just get Hitec digitals and...
Forum: Warbird Electrics 02-24-2015, 11:13 PM
Replies: 5
Views: 197
Posted By fhhuber
A few ways to deal with this... One is a reverse...

A few ways to deal with this... One is a reverse direction servo. or put each flap on its own channel and correct it in computer mix.

The mechanical solutions can be annoying or might look bad.
Forum: General Electric Discussions 02-24-2015, 09:43 PM
Replies: 7
Views: 132
Posted By fhhuber
Its actually common for the stock prop of an...

Its actually common for the stock prop of an ARF/RTF to not be the ideal.

Its also pretty common for the calc programs to lie about the results. Motocalc said that a plane I was using for...
Forum: Scratch and Kit Built Aircraft 02-24-2015, 08:09 PM
Replies: 9
Views: 224
Posted By fhhuber
When converting a FF to RC, the amount of control...

When converting a FF to RC, the amount of control surface movement is really dependent on the responsiveness desired. Essentially a guided free flight (trainer) would have smaller deflection...
Forum: Foamies 02-24-2015, 01:59 PM
Replies: 6,133
Views: 386,000
Posted By fhhuber
That's going to change to MUST NOT at some...

That's going to change to MUST NOT at some point....:rolleyes:
Forum: General Electric Discussions 02-24-2015, 01:56 PM
Replies: 15
Views: 261
Posted By fhhuber
I see it.... I want it... If I got the money it...

I see it.... I want it... If I got the money it ends up hanging from my ceiling.
Forum: Beginners 02-24-2015, 01:14 PM
Replies: 6
Views: 171
Posted By fhhuber
Limited capability of the TXs that are "native"...

Limited capability of the TXs that are "native" to the TX-R (Anylink) system

And an aversion to adding the potential failure point of the interface between some other TX and the Anylink device...
Forum: Indoor & Micro Electric Planes 02-22-2015, 05:27 PM
Replies: 8
Views: 183
Posted By fhhuber
Just about anything that comes out similar size...

Just about anything that comes out similar size and weight will be fine. Some of the larger Guillows rubber power FF models convert nicely.
Forum: General Electric Discussions 02-22-2015, 05:24 PM
Replies: 13
Views: 232
Posted By fhhuber
The contacts will be fine. Same pins on even the...

The contacts will be fine. Same pins on even the high power buss RX made for 2 batteries with EC3 (i changed mine to deans) to supply RX and servo power.

Potential issue is the switch harness or...
Showing results 1 to 30 of 500

 
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