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Search: Posts Made By: fhhuber
Forum: General Electric Discussions 08-23-2015, 04:52 AM
Replies: 2
Views: 155
Posted By fhhuber
Foamie... you can carve some foam out to make...

Foamie... you can carve some foam out to make room.

Battery location is more important than where the ESC and RX end up due to CG of the model. Find where you need to put the items and carve out...
Forum: General Electric Discussions 08-23-2015, 01:57 AM
Replies: 1
Views: 109
Posted By fhhuber
You can experiment with props and probably find...

You can experiment with props and probably find something that gives better performance in a 2 blade which is also more durable.

When going from 4 to 2 you can expect to be able to add pitch...
Forum: Beginners 08-17-2015, 09:36 PM
Replies: 5
Views: 262
Posted By fhhuber
Depends on the aircraft setup as to if it can be...

Depends on the aircraft setup as to if it can be successfully landed with loss of elevator.

Trainers would have the best chance in general. Ample "decalage" (angle between main wing incidence and...
Forum: Beginners 08-17-2015, 08:58 PM
Replies: 5
Views: 262
Posted By fhhuber
Looks like a flutter failure, which is an...

Looks like a flutter failure, which is an over-speed issue.
Did it make a buzzing sound just before the elevator blew off?

You can cover the tail-planes in clear packing tape or insert supporting...
Forum: Power Systems 08-14-2015, 03:34 AM
Replies: 7
Views: 219
Posted By fhhuber
.90 class model... needs 6S typically. 4000 to...

.90 class model... needs 6S typically. 4000 to 5000 mah should be reasonable.

Power 90 should make the airplane perform better than the .90 glow version but shorter flight time. If you moderate...
Forum: General Electric Discussions 08-13-2015, 05:48 PM
Replies: 2,315
Views: 165,100
Posted By fhhuber
Don't go above 4S in any single pack. its a...

Don't go above 4S in any single pack.

its a cooling issue. The inner cells will have trouble cooling and fail early in high cell count LiPo packs.

Pulling 3 X 4S packs (in series) from the big...
Forum: General Electric Discussions 08-13-2015, 06:06 AM
Replies: 34
Views: 687
Posted By fhhuber
Crank the ailerons up SLIGHTLY. One turn on each...

Crank the ailerons up SLIGHTLY. One turn on each clevice might be plenty. It might be hard to see how much you change their angle.

The issue is a little bit of everything you listed, except...
Forum: Batteries & Chargers 08-11-2015, 06:24 PM
Replies: 4
Views: 159
Posted By fhhuber
Well, yes and no about the slower is better. ...

Well, yes and no about the slower is better.

Temperature is more important.

As long as you don't overheat the batteries (keep them below 110 F) you won't be significantly affecting their useful...
Forum: Batteries & Chargers 08-11-2015, 12:47 PM
Replies: 4
Views: 159
Posted By fhhuber
Yes, that can work. Its faster to just plug...

Yes, that can work.

Its faster to just plug the packs into planes and tie the tail to a tree or something then run full throttle till LVC.
Forum: 3D Flying 08-10-2015, 05:01 AM
Replies: 5
Views: 203
Posted By fhhuber
Not really a lot to do to assemble one. Very...

Not really a lot to do to assemble one. Very nice planes. They are LIGHT and thus don't handle impact well, but they are very good for intro to 3D.

with motor mounted. slide the cowl on, then a...
Forum: Batteries & Chargers 08-10-2015, 03:19 AM
Replies: 13
Views: 330
Posted By fhhuber
Not sure where the problem is... but the 4.24v in...

Not sure where the problem is... but the 4.24v in one cell shouldn't have happened. Max recommended for A123 is 3.6v/cell.

I would suspect the charger has issues or was set for LiPo instead of...
Forum: Power Systems 08-09-2015, 11:50 PM
Replies: 11
Views: 281
Posted By fhhuber
this is common for higher voltage ESCs Even if...

this is common for higher voltage ESCs
Even if the ESC has a BEC if I use more than 4S LiPo I will disable the BEC and use a 2S LiFe for the RX and servos.

You need a separate power source for...
Forum: Power Systems 08-09-2015, 11:17 PM
Replies: 11
Views: 281
Posted By fhhuber
2 X 60 amp ESCs (with BECs and the devices to...

2 X 60 amp ESCs (with BECs and the devices to allow both to power the RX at the same time) + 2 EDFs + 5 servos + 3 electric retracts + a nice EPO airplane for appx $240 if you order the Dynam Me-262....
Forum: Power Systems 08-09-2015, 07:28 PM
Replies: 11
Views: 281
Posted By fhhuber
Its a throttle stick range issue. Especially...

Its a throttle stick range issue.

Especially with the cheaper old analog trim radios some ESCs require the trim to be cycled with the stick to get the full range needed to operate the ESC.

Not...
Forum: Power Systems 08-01-2015, 04:59 AM
Replies: 4
Views: 192
Posted By fhhuber
There's more to worry about than just rpm. ...

There's more to worry about than just rpm.

How much power will the system demand (watts) to turn the size prop you want at the rpm you'll get?

Properly set up gear drives can work... They...
Forum: Special Interest Aircraft 07-08-2015, 05:01 PM
Replies: 2
Views: 394
Posted By fhhuber
Effective wing area of the Rogallo wing is based...

Effective wing area of the Rogallo wing is based on the triangle formed by the frame, not the area of the sailcloth.

You narrow it and only change the V angle of the nose but leave everything else...
Forum: General Electric Discussions 06-30-2015, 09:35 PM
Replies: 21
Views: 621
Posted By fhhuber
Actually the issue with reverse rotation of glow...

Actually the issue with reverse rotation of glow is port timing and many earlier engines (and some current engines) had the ability for you to alter the port timing for reverse rotation.

The...
Forum: Batteries & Chargers 06-23-2015, 03:40 AM
Replies: 9
Views: 363
Posted By fhhuber
Part of it is added heat loss in the charger at...

Part of it is added heat loss in the charger at the higher rate.
Part of it is in the way a lead-acid battery works and higher discharge rate is less efficient at converting the chemical (stored)...
Forum: Beginners 06-01-2015, 04:07 PM
Replies: 79
Views: 2,563
Posted By fhhuber
The ones from before AS3X never had the issue.

The ones from before AS3X never had the issue.
Forum: General Electric Discussions 06-01-2015, 12:06 AM
Replies: 13
Views: 602
Posted By fhhuber
The e-CL timers typically have a 30 sec delay.

The e-CL timers typically have a 30 sec delay.
Forum: General Electric Discussions 05-29-2015, 06:35 PM
Replies: 36
Views: 1,022
Posted By fhhuber
I'm finding that power system of modern electric...

I'm finding that power system of modern electric is very similar weight vs glow at take-off. (full fuel tank)
For appx equal performance.

Modern aircraft structures for e-power tend to be lighter...
Forum: Video Parking lot 05-20-2015, 11:28 AM
Replies: 9
Views: 587
Posted By fhhuber
How dark is too dark to fly an unlighted model...

How dark is too dark to fly an unlighted model depends on the pilot's vision and the airplane's colors...

If you have good enough vision to see the plane its fine.

******




I got the...
Forum: General Electric Discussions 05-16-2015, 11:26 PM
Replies: 20
Views: 1,341
Posted By fhhuber
Hobby King do the right thing? Good luck.

Hobby King do the right thing?

Good luck.
Forum: Beginners 05-16-2015, 10:46 AM
Replies: 28
Views: 872
Posted By fhhuber
You can get a combination where moderate...

You can get a combination where moderate deflection at speed can G load the aircraft and force an effective AOA > where the wing will stall.
Referred to as an "accelerated stall".

You can...
Forum: Beginners 05-16-2015, 01:40 AM
Replies: 28
Views: 872
Posted By fhhuber
Several reasons possible. Linkage...

Several reasons possible.

Linkage adjustments. Connecting the push-rod close to the servo arm center of rotation and/or far out on the control horn will give low throw.

ATV/endpoints/dual rate...
Forum: Beginners 05-08-2015, 06:53 PM
Replies: 28
Views: 872
Posted By fhhuber
Uneven flex can be caused by the spar not being...

Uneven flex can be caused by the spar not being glued in correctly. Found that on a few foamies.

Hold the model by the wingtips canopy toward your chest and pull the wingtips back. You don't...
Forum: Beginners 05-08-2015, 04:50 PM
Replies: 28
Views: 872
Posted By fhhuber
Check wing flex... I bet its uneven.

Check wing flex... I bet its uneven.
Forum: Beginners 04-28-2015, 09:34 PM
Replies: 32
Views: 862
Posted By fhhuber
Deltas that are nose-heavy and trimmed to...

Deltas that are nose-heavy and trimmed to compensate will pitch up with increased power...

You've got a plane that will vary power for yaw (differential thrust), thus you can get this pitch effect...
Forum: General Electric Discussions 04-26-2015, 04:40 PM
Replies: 33
Views: 761
Posted By fhhuber
While the signal strength is weakest with the...

While the signal strength is weakest with the antenna pointed straight at the plane.... you should still get over 1/2 mile. Its not a cone of silence.
Forum: General Electric Discussions 04-26-2015, 09:31 AM
Replies: 33
Views: 761
Posted By fhhuber
Backward compatibility would only be an issue if...

Backward compatibility would only be an issue if they are ceasing to support DSM2 with the newer TX.

That is a possibility, but I haven't heard of it. There's too many DSM2 RXs in use and i don't...
Showing results 1 to 30 of 314

 
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