Search: Posts Made By: phupper
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03-02-2011, 04:12 PM
Replies: 799
Views: 39,385
Posted By phupper

flying for

flying for
01-13-2011, 09:43 PM
Replies: 799
Views: 39,385
Posted By phupper

to determine

to determine
01-13-2011, 06:27 AM
Replies: 799
Views: 39,385
Posted By phupper

proportions which

proportions which
04-20-2010, 06:07 AM
Replies: 17
Views: 4,980
Posted By phupper

My 2 "chucker" conversions: ...

My 2 "chucker" conversions:

http://home.roadrunner.com/~phup/grocery_store_mustang.htm

http://home.roadrunner.com/~phup/f4u_corsair.htm


Phil
04-05-2010, 06:42 AM
Replies: 25
Views: 16,360
Posted By phupper

"Electric fuel pumps on most modern vehicles are...

"Electric fuel pumps on most modern vehicles are submerged in gasoline"

Sure, but they were designed to be submerged in gasoline. Your heli motor was not.

It probably wouldn't be a problem...
11-23-2009, 01:08 AM
Replies: 11
Views: 3,465
Posted By phupper

The F6F came with 3 sets of instructions. It was...

The F6F came with 3 sets of instructions. It was originally meant as a control line flyer. The optional instructions show how to make ailerons and rudder (though I didn't add a rudder). Additional...
Forum: ParkFlyers
10-21-2009, 09:41 AM
Replies: 32
Views: 5,318
Posted By phupper

I believe I remember seeing your build thread...

I believe I remember seeing your build thread Bill. Is that a ducted fan setup?

Why won't it loop?

Phil
10-20-2009, 09:38 AM
Replies: 8
Views: 2,566
Posted By phupper

I know what you mean about special numbers. I...

I know what you mean about special numbers. I use NTE QuickCross software to try and match part numbers. Often there's no match, and sometimes the number is deliberately scratched off the chip. ...
10-20-2009, 01:02 AM
Replies: 8
Views: 2,566
Posted By phupper

Can you identify this IC?

This is a brushed DC motor controller from a cheap Chinese heli. The FET was bad and has been replaced. I can’t figure out what type of IC is driving the gate, as it has no part number. From what...
10-10-2009, 07:09 AM
Replies: 2
Views: 849
Posted By phupper

Testing MOSFETs

I've been reading about testing MOSFETs with a DVM in "diode test" mode, with or a VOM. More than one example I've seen includes this line:

"Positive lead to the substrate. Negative lead to...
10-07-2009, 05:57 PM
Replies: 2
Views: 1,566
Posted By phupper

Thanks Steve. As it turns out, the FET's are...

Thanks Steve. As it turns out, the FET's are bad.

Phil
10-06-2009, 05:02 AM
Replies: 2
Views: 1,566
Posted By phupper

Tx/Rx Communication Prob. - Wrong Frequency?

A friend was given a cheap heli (w/Tx) that had been crashed, and brought it to me (Mr. Fixit) for repairs. I can’t get any communication between the Tx and Rx at all.

It's a 27MHz system, but...
10-03-2009, 07:59 PM
Replies: 27
Views: 11,292
Posted By phupper

Holy cow, that runway as longer than some of the...

Holy cow, that runway as longer than some of the fields I fly in!::o
Forum: ParkFlyers
10-02-2009, 09:59 AM
Replies: 32
Views: 5,318
Posted By phupper

I'm no pro at aerodynamics, but here's how I...

I'm no pro at aerodynamics, but here's how I envision it.

With a tail-heavy plane in level flight, you're already using some elevator to keep the tail up. When you go into a quick loop the...
10-01-2009, 07:02 AM
Replies: 27
Views: 11,292
Posted By phupper

"the purpose of the landscape cloth is to keep...

"the purpose of the landscape cloth is to keep anything from growing"

I was just reading about landscape cloth. I did landscaping for years and never heard of this stuff. I'm not sure how it...
10-01-2009, 01:47 AM
Replies: 27
Views: 11,292
Posted By phupper

Larry has a good point about weed killer, it was...

Larry has a good point about weed killer, it was my first thought. It won't be any fun trying to stop the grass/weeds after the cloth is down.

Phil
09-29-2009, 04:16 AM
Replies: 8
Views: 9,645
Posted By phupper

What a total noob I was when I posted...

What a total noob I was when I posted that!:silly:
I was just looking to upgrade my motors and didn't know what "brushless" was. I ended up buying the SlickZero brushed motor upgrade.
Now I'm...
09-07-2009, 09:02 PM
Replies: 5
Views: 1,355
Posted By phupper

I think those break because 1 wire is just a...

I think those break because 1 wire is just a little shorter than the other 3, so it gets all the strain when you tug on the connector.

I don't discharge batteries before soldering them. I've...
09-07-2009, 08:47 PM
Replies: 21
Views: 9,370
Posted By phupper

As for the original question: "those green...

As for the original question:

"those green donut shaped noise filters/eliminators which are common on a lot of ESC's receiver leads"

Those are toroidal magnets. You can get them online.
...
Forum: ParkFlyers
08-18-2009, 08:55 PM
Replies: 22
Views: 5,342
Posted By phupper

I'm curious. With all those sheer cliff faces,...

I'm curious. With all those sheer cliff faces, I'd imagine Hawaii would be a great place for slope soaring. Do you ever see people flying gliders off the cliffs there?

And hey! If you launched...
Forum: ParkFlyers
08-18-2009, 06:12 AM
Replies: 22
Views: 5,342
Posted By phupper

Where are you flying that there are buildings...

Where are you flying that there are buildings higher than 400 feet? Sounds like downtown NY.
08-15-2009, 09:24 AM
Replies: 95
Views: 25,799
Posted By phupper

"I have read a recipe such as #22- 7 TPT-DLRK-14...

"I have read a recipe such as #22- 7 TPT-DLRK-14 turn- 25 AMP etc"

That looks suspiciously like one of my posts. I added the TPT to avoid confusion between LRK and DLRK, as Ron said.
08-11-2009, 03:17 AM
Replies: 93
Views: 11,053
Posted By phupper

"I'm a bit of fanatic about the way mine look. If...

"I'm a bit of fanatic about the way mine look. If they have any blemishes on them, I really don't care for them anymore."

You're flying too low. I can't even see the blemishes on mine.;-)
Forum: 3D Flying
06-18-2009, 06:08 AM
Replies: 6
Views: 1,888
Posted By phupper

I didn't know it but there's an osprey's nest...

I didn't know it but there's an osprey's nest there with chicks. Osprey are a protected bird. Some bird lover witnessed this incident (before I found out it was an osprey):...
Forum: 3D Flying
06-18-2009, 02:17 AM
Replies: 6
Views: 1,888
Posted By phupper

Thanks! You know, I still haven't flown this...

Thanks! You know, I still haven't flown this plane yet. I got kicked out of my local public park about a month ago, so I'm looking for a new free place to fly.

Phil
06-17-2009, 12:47 AM
Replies: 27
Views: 3,108
Posted By phupper

Cool video, probably about what it looked like...

Cool video, probably about what it looked like from the back of my plane that day.
05-30-2009, 08:04 AM
Replies: 27
Views: 5,156
Posted By phupper

AMA - Accidents & Insurance Claims

I emailed the AMA and asked:
“What is the worst accident for which the AMA had to pay a claim? How badly was the person hurt?”

The nice lady there sent me their 2008 Annual Insurance Report:
...
Forum: WWI Era
05-27-2009, 06:33 PM
Replies: 13
Views: 2,165
Posted By phupper

If I understand correctly, I still have to know...

If I understand correctly, I still have to know what colors a WWI plane is. Once I know that, then your system will color the photo for me?

"anyone who claims that they know what the color...
Forum: WWI Era
05-27-2009, 07:58 AM
Replies: 13
Views: 2,165
Posted By phupper

Where could we find some of your examples of WWI...

Where could we find some of your examples of WWI planes with the proper coloring?

Phil
Forum: Beginners
05-27-2009, 07:51 AM
Replies: 9
Views: 1,872
Posted By phupper

Staying low on a windy day is a good idea. One...

Staying low on a windy day is a good idea. One semi-windy day, I climbed into a "wall of wind" that threw my plane tumbling backward faster than it had previously been going forward. It wasn't that...
Showing results 1 to 30 of 500
 


 
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