Weedhopper Flyers Forum

Chotia engine

Sun, 24 Jan 2010 16:16:51 -0700

Hi..Wing tubes are all the same,I believe!(2.5" LE,1.5"TE,1.5" thrust/comp)..If you really need the hopper plans contact me off group or go search "weedhopper&a ...

Kits Available?

Mon, 11 Jan 2010 14:14:44 -0700

Sure...I sent you a private email concerning your request.
Jim

Avatar for Weedhopper Flyers

Fri, 08 Jan 2010 00:0:45 -0700

In order to submit an image to use as an avatar on Weedhopper Flyers:

A Picasa Web Album URL from the browser address line won’t work.
And I can’t get Upload From Your Machine ...

Weedhopper Memories Part 1

Sun, 03 Jan 2010 10:10:45 -0700

Excellent, thanx...Good lord! We had parallel dreams!
Jim

Weedhopper Memories Part 2

Fri, 01 Jan 2010 22:22:06 -0700

First Flight – Weedhopper

I was just aching to fly. Bill Nelson helped me build the plane and was my flight instructor. Ground school was too easy. I’d read Stick and Rudder at a ...

Design Ideas

Tue, 22 Dec 2009 21:21:01 -0700

I really like the way the AX3... used tube instead of the threaded rod. This tube goes THROUGH the root tube and is secured with a through bolt. This modification... seems like it would result is ...

engine

Thu, 10 Dec 2009 09:9:59 -0700

Why change an already good engine setup on the WH? KISS comes to mind!
You will find a couple dual engine designs from the past in the Lazair and Hummingbird UL's!
Fly safe!

Cad plans?

Sat, 05 Dec 2009 10:10:29 -0700

What ever happened to the soon to be announced Cad plans from Florida(and maybe
and maybe? from Colorado)..Any info concerning? Or is it just one of those things talked about and never done?

rudder travel

Sat, 05 Dec 2009 10:10:26 -0700

Yes there is a difference! Measure the hole distance from the centerline of the rudder horn to either side. It's biased to have more to the right.

Maiden Flight

Fri, 13 Nov 2009 22:22:25 -0700

glad to hear you and your machine are safe and on the ground in one peace.

HiMax for WeedHopper

Sat, 31 Oct 2009 10:10:02 -0600

Where are U ?

Weedhopper C parts needed

Wed, 28 Oct 2009 10:10:33 -0600

Hi..I'm afraid you will have to find good used parts or make them yourself!
Currently there is no LEGAL source for NEW WH parts..The old factory is defunct and doesn't even own the ...

oil capacity

Wed, 26 Aug 2009 18:18:30 -0600

can anyone tell me how much gear oil that I need to put in my "A" gearbox that I am using with my 277???

thanks,

>>Rob

wrong way

Tue, 28 Jul 2009 19:19:08 -0600

Dean,
after some investigating, I have found that fixed wood and adj props are around the same price. I hadnt even gave it a thought that running a gearbox would require a different prop th ...

Rotax 277 for Sale

Mon, 27 Jul 2009 09:9:52 -0600

Rotax 277- Air Cooled-Low Hours-Air Scoop-Carb-Gearbox-Muffler-$1,500.00 includes crating & shipping

AO84 Engine for Sale

Mon, 27 Jul 2009 09:9:28 -0600

4-cylinder-Fairbanks Magneto-45HP-new fuel pump and carb-on wheeled dolly. Runs Good
$500.00

Flight Report #3

Mon, 27 Jul 2009 01:1:08 -0600

Thanks Dean.. I do appreciate your descriptions of your flights.. My weed is in the garage waiting for me.. I can't wait to get her in the air... -- 249 more days 'till I retire... ma ...

277 adapter plate

Sun, 07 Jun 2009 05:5:11 -0600

found one, thanks for your help...but now I might not need it so if anyone is looking for
an adapter plate, let me know.

New Guy

Tue, 31 Mar 2009 12:12:47 -0600

Welcome to the forum! We're slowly adding articles to the Knowledge Base, so if there's no specific question there, then by all means ask HERE! I or someone else will take whoever answ ...

Flight Report #2

Mon, 23 Mar 2009 08:8:56 -0600

Calm, clear, warm skies finally aligned on sunday here in SE TN, so up, up, and away at 8:30 am with 36 F OAT. Chilly, but after an hour it was 50 at 500 AGL. Just bopped around the area, findin ...

084

Sun, 22 Mar 2009 21:21:42 -0600

I have a 084 generator eng for sale its 45 hp 4 cyl opposed seperate cyl like a VW but the heads are single its 4 cycle with a magnito........400$......Charley

virtual ultralight museum

Thu, 19 Mar 2009 14:14:43 -0600

Nice museum. Feel free to use any of my BJ7 photos on your site (with credit). However, you might want to clarify that the Weedhopper "factory" is now all but officially defunc ...

June 13th event

Sun, 15 Mar 2009 23:23:04 -0600

Hmmm... I was in admin mode. Guess I'll have to log out and back in as Test User to see what the bug is.

.

Fabulous Two-Place Weedhopper For Sale

Sat, 07 Mar 2009 17:17:21 -0700

Neat oh!!
I remember Vince posting on Yahoo about building this one!
*-)
Jackye

Gypsy

Mon, 02 Mar 2009 22:22:18 -0700

Don't know what to say. I just downloaded the whole 9 megs in a few seconds and all of it opened up in adobe acrobat just fine. Sounds like a connection timeout problem if you're using ...

weedhopper

Sun, 01 Mar 2009 21:21:19 -0700

the rotax is a 440 snomobile engine non provisional it will need a lower shaft like a quick silver i have the 2 4 belt pulleys and 4 new belts and put the engine on top and it will work fine. ...

Making Wing Ribs

Wed, 18 Feb 2009 23:23:08 -0700

I made a new Wing Rib Patterns PDF using the above dimensions, replacing the original, 11-rib PDF, which was based on a photograph of stock ribs on a large sheet of paper that had a grid of 1& ...

Nice Pix, Keith

Mon, 09 Feb 2009 22:22:48 -0700

Ahhh... such a nice feeling... someone has used their new photo album and upped some nice pix of their renamed plane. Just have to figure out what RB, Romeo Bravo, stands for now... hmmm... draw ...

First Flight of 2009

Mon, 09 Feb 2009 08:8:13 -0700

OAT yesterday morning at 10am was 56 deg, light wind on ground, so I trailer ragged ol' BJ7 over to the airport, setup, called Michael to come fly his PPC with me, and took to the skies.

Photo Album How To

Mon, 09 Feb 2009 07:7:51 -0700

Oops... gallery permissions not set right for reg. users. Try it now.

Seat/Tank Combo:

Mon, 26 Jan 2009 00:0:43 -0700

I need a seat/fuel tank combo. The one that I have seen is fiberglass and has about a 5-6 gal capacity.
Thanks.
dwneast@suddenlink.net

expansion chamber

Wed, 21 Jan 2009 09:9:47 -0700

heres a picture of the updated pipe allowing for the y-pipe header.

this is what the actual pipe size will be. the stinger will wrap around behind the pipe and have a carbon fiber sil ...

Best Engine for High Altitudes?

Sat, 10 Jan 2009 12:12:17 -0700

heh... you've come to the same discovery we've been saying for a few years now... there is no factory! The owners would no doubt vehemently disagree, but when no one answers the phone a ...

Flatslide carb

Mon, 08 Dec 2008 13:13:40 -0700

Hi Jim

The 447 rotax has a 67.5mm bore and a 61mm stroke. The suzuki 440 has a 65mm bore and 65mm stroke, this is what is referred to as a "square" engine. Suzuki did this ...

Illegal Weedhopper?

Wed, 03 Dec 2008 06:6:56 -0700

See my photo album for the SS brackets that I designed to replace both the cast al root plug and c-channel bracket. They're made by Mitch Reif at: mwreif@yahoo.com

The only mod ...

Stainless Steel vs Aluminum Tubing

Tue, 02 Dec 2008 20:20:54 -0700

Thanks Keith, for the info. I just got some info from the other Weedhopper sight, from a couple of the guys over there, and they pretty much answered my questions. I will scrap any plans to make a ...

AIRCRAFT QUALITYY TUBING

Tue, 02 Dec 2008 05:5:23 -0700

Hi Mike

6061-t6 is what you want. Coastal aluminum is where I ordered the big stuff
(boom tube)
aircraft spruce for the small stuff.

Keith

Transplantable Engines

Tue, 02 Dec 2008 05:5:47 -0700

Hi Mike

Snowmobiles are a great source for engines, the original Rotaxes were from the ski-doo's, the kawasaki's are from snowmobiles and my suzuki's are from snowmobi ...

Weedhopper Serial Numbers

Thu, 27 Nov 2008 10:10:16 -0700

All the more the reason why I am going to drive half way across the United States in the next couple of weeks to buy another two place Weedhopper. I got a good deal on another one for $4700. After ...

Operation Overload

Mon, 24 Nov 2008 15:15:41 -0700

Operation Overload.
Dissertation on the design of the Weedhopper.
One of the most available and copied of the ultralights. It is also most modified. This message is to give some dire ...

Insects Crash Airplanes

Fri, 21 Nov 2008 11:11:57 -0700

Here is a link from the NTSB about insects that sabatage airplanes, causing them to crash. Definitely an interesting read, for those who may be interested.

http://www.piggott.net/~jpu ...

A bit about myself

Thu, 20 Nov 2008 10:10:09 -0700

hello kenneth, i read your post and felt compelled to respond...i am 55yrs young,56 in february....i have a similar story minus the wife ...getting used to the acceleration and distance ...

Designer Calculator

Wed, 19 Nov 2008 13:13:07 -0700

A calculator for understanding the relations with the MAC and the size of your horizontal surfaces and rudder.

CG and power relations are included.

AX3 Info?

Tue, 21 Oct 2008 21:21:47 -0600

Hi Perry,
Have you looked at the Gypsy wing? Same tube sixe as the Weedhopper but standard hershey bar shape w/ailerons!
Jim

No Jim I am not aware of the Gypsy wing
...

Let's Talk Wing Design

Sun, 28 Sep 2008 18:18:18 -0600

Hi Ya Dean,

I'm guilty of not visiting the massage board for a while!

The new extended boom tube has 2 extra vertical holes at the TE. They are for a bracket design sto ...

gear box

Sat, 06 Sep 2008 07:7:31 -0600

Yep... 4 holes is the way they all are. Obviously, when inverting the box, you swap the vent cap for the drain plug. Neat when designers/engineers get it right.

Dean's stainles wing root tangs

Fri, 29 Aug 2008 21:21:08 -0600

They are working Great! No issues whatsoever. One wonders why Chotia didn't make them like this from the beginning. Guess if you've got a casting shop, then why not cast something tha ...

My model "A"

Sat, 23 Aug 2008 23:23:08 -0600

Sorry for the lack of replies. Sounds like you got your questions answered on the Yahoo group.

Question ~ Crow hops in slight cross wind spells disaster?

Sat, 23 Aug 2008 23:23:04 -0600

I've NEVER been comfortable landing crosswind at a crabbed angle. There's just TOO much side loading on the downwind wheel with the danger of it grabbing the pavement with the resulting ...

Chotia 460D EGT/CHT Numbers

Mon, 11 Aug 2008 22:22:39 -0600

That's what I gathered Dean. Well... anyways I'm well below the Rotax numbers so I've got to assume I'm safe. I like the fact that Chotia chose a large displacement simple de ...