Gary wrote:
Anybody have a good source (as in best price for same) for 3/32 plywood?
Regards.
[Fred Johnson]
Are you looking for price or quality?
It also depend on what part of the country you are in.
In the northwest I would call B&D international.
http://www.bd-international.com/
Jeff wrote:
[Fred Johnson] "All that said, I dont want to get flamed by the Corvair
crowd. Remember, I love them, just dont think I want to fly behind one now."
I have to agree with Jeff on this one. Mark L's luck and skill have been
outstanding, but not every flier, myself
I would try Turbocad. It's fairly inexpensive and offers nearly the same
aspect that AutoCAD does. I am currently using AutoCAD light, but had their
full mechanical suite a few years ago. not sure if anyone else has a better
idea.
Fred Johnson
Reno, NV
Barrett wrote:
OK guys- I'm l
contact me off "net" and I'll be happy to
send you his info about the book and how to get one.
Thanks.
Fred Johnson
Reno, NV
#x27;t
relevant for strength issues, to my mind. And disturbing the tip vortice
is more easily done than by building a fake tank.
If someone wants to do it though, why not? Potential imbalance issues
can be provided for easily.[Fred Johnson] "
I agree, if it is purely to reduce tip vortic
ly carried closer to centerline? Perhaps I'm just a bit thick,
but I don't see the advantage.
[Fred Johnson]
Scott, there are two reasons I have considered it besides the extra fuel.
One, as Pazmany pointed out in his book, safety. The farther away from the
occupants fuel is, the less
unds of fuel in each tank, though on a KR
that might seem like a lot.
Fred Johnson
Reno, NV
Rudi wrote:
"Sakkie's plane with tip-tanks, ZS-UKU, is currently being restored after
standing for many years, more information available here:
http://www.avcom.co.za/phpBB3/viewtopic.php?f=100&t=79408[Fred Johnson] "
This is great. I have been reading Pazmany's ar
Has anyone ever done tip tanks on a KR?
Fred Johnson
Reno, NV
t products Laboratory report on it. I can email a copy of
it to anyone who wants it.
Fred Johnson
Reno, NV
I'll make a deal on it.
Fred Johnson
Reno, NV
This guys email has been hijacked by a spamming virus
Fred Johnson
Reno, NV
Gunnar,
Awesome work in solid works. I only have AutoCAD, and I can only do 2d
drawings right now.
Fred Johnson
Reno, NV
Gunnar wrote:
Sorry, but I don't have a good solution for replacing the longerons, but I
can show you why you have the cracks in the place you have them. If you
Ditto's to what Mark wrote.
Fred Johnson
Reno, NV
Mark L wrote:
I realize that
incentivizing experimental aircraft builders to show up for OSH is a foreign
concept, but I think it has merit.
Five dollar hotdogs and drinks are another matter...
But you also have to remember how light the original was and the pilot. Look
at the David DA-11, 20 HP and just about as fast. I think it is credible
myself.
Fred Johnson
Reno, NV
> Original KR-1 was 36 HP VW, 145 MPH, Virg
>
Try these guys:
http://www.sdsefi.com/index.html
fuel injection and electronic ignition
Fred Johnson
Reno, NV
Or an automatic one like all the new cars run, but that means a computer on
board to control everything.
Fred Johnson
Reno, NV
Craig wrote:
Very good read! Does this mean we need is an advance/retard control in the
cockpit in addition to the mixture control?
Interesting article Paul!
Fred Johnson
Reno, NV
Paul wrote:
A good read...
http://www.innovatemotorsports.com/resources/myths.php
What type of foam is there that won't off gas at elevated temperatures? I
believe even Divinycell and the like will off gas won't they?
Fred Johnson
Reno, NV
Langford wrote:
I'm guessing the only sure-fire cure is to use a
different kind of foam.
While we are on this subject, there was guy building a radial, called
RADCAM, that was small and used no connecting rods. Don't know what ever
happened to it though???
Fred Johnson
Reno, NV
Craig wrote:
I saw an engine years ago called the Dynacam that was a crazy neat idea that
had
The Gemini diesel engine is already using that technology
Fred Johnson
Reno, NV
Deems wrote:
The idea has been around for over 100 years. I worked on some of the
generator engines in the early 1970's and they were old then.
http://en.wikipedia.org/wiki/Opposed-piston_engine
I wonder if anyone has done a foam rib with ply skin attached directly to
the foam? Would that even work?
Fred Johnson
Reno, NV
Phil wrote:
That is a very good point Steve.
One could also build a metal wing just as easy, with metal wing tanks.
The GP4 that George Pereira flies has a layer of 5.?? OZ cloth covering the
wings, the GP5 that "almost" raced at Reno this year is built the same way,
except it has two layers of cloth over 1/16th inch mahogany 45 degree ply.
It has been clocked at over 435 MPH before the engine blew...
I agree Steve, and a lot faster to build too. if you build a constant chord,
sans RV, only one rib jig to build.
Fred Johnson
Reno, NV
Steve wrote:
I bet one could build a set of wood KR wings, constant cord would be easier,
but tapered cord doable. About 8 ribs in outer panel - all wood
f the part does develop a crack, or even a stressed area, you won't
see it until your kiss your butt goodbye..
Fred Johnson
Reno, NV
Tony wrote:
I've been told (by someone who seems to know what he's talking about but may
not be an authority) that powder coating is
iddle, I'm
not sure I would want to be seen in it..
Fred Johnson
Reno, NV
David wrote:.
All,
Flight suits are not designed to really fit anyone well. The only ones that
look like they fit have been tailored (Blue Angels, Thunderbirds, actors,
the Village People, and the
t, there is lots of info about the
airworthiness of certain lumber.
Fred Johnson
Reno, NV
David wrote:
I was wondering if there was anyone that has used other woods for aviation
projects instead of spruce. Spruce is getting hard to obtain at reasonable
prices and there are other
Mark, when I try the link it gives me a DNS error and can't find it.
Fred Johnson
Reno, NV
Mark L wrote:
After fifteen years, I've ditched hiwaay.net (named after our local TV
station WAAY from which it was spun off), for reasons that raise my blood
pressure unnece
I figured it was some sort of malicios scam.
Fred Johnson
Reno, NV
Al wrote:
Spybot has kicked out both of these sites.
attached to
it..
I do like the simplicity of the canopy though.
Fred Johnson
Reno, NV
Kevin wrote:
FAR better looking, cheaper, same performance, and built without pre
molded composite parts like the sd planes are:
_http://www.airliners.net/photo/0660613/_
(http://www.airliners.net
Those building a KR1 check this Czech site out:
http://sdplanes.com/sd1buildersa.htm
I like the B&S burning .9 gallons an hour at 85MPH!
It appears to built like a KR but with a T-tail.
Fred Johnson
Reno, NV
r) my tanks together and they are nearly
as strong as welded..
Fred Johnson
Reno, NV
All
I have been reading alot about the different methods and looking at welders
and reading alot about techniques before I try to weld my aluminum tanks and
4130 control stick. It looks to me like MI
My Acro Sport had bent pushrods like you are describing so they would clear
the bottom of the rear spar. To me the linkage rod off the bellcrank could
have been made slightly longer so you would have had a straight pushrod
though
Fred Johnson
Reno, NV
Larry wrote:
I have seen a couple of
aving even
more weight.
Just a thought....
Fred Johnson
Reno, NV
Mark L wrote:
The short answer to your question is 6061-T6 aluminum.
I'm not really qualified to answer this, since my ailerons are completely
different from what the plans call for, but at the time I built my plane,
Ran
You can't attach drawings to the net Craig, but would like to see them.
Fred Johnson
Reno, NV
Craig wrote:
I have pretty much decided to build my own gear at this point. I wanted
something taller with a different look than the Deihl units. The gear will
look
similar to Lynn Hy
plane.
Fred Johnson
Reno, NV
Peter wrote:
It most certainly is!
We do garages, stables, workshops etc.
I'm just about to do a clubhouse/pavilion for the local Kart track.
Nice bird Peter!
Is that garage one of your buildings?
Fred Johnson
Reno, NV
Peter wrote:
Hi
It seems my emails are being swallowed up by a spam filter somewhere
I have just uploaded a whole lot of new photos of my project on my website
www.peterskr2s.co.uk
Tim, so Bob S (not A) Hoover was your uncle?
Fred Johnson
Floor Systems Manager
T.E. West, LLC./ Reno Truss
775-329-8829 direct
775-690-5150 cell
775-333-7328 fax
f...@renotruss.com
2185 Green Vista Dr #212
Sparks, NV 89431
-Original Message-
From: krnet-boun...@mylist.net
Can anyone tell me who to talk to about the AS airfoil? Specially, if you
wanted to change the camber slightly for another aircraft type?
I tried UIUC website but Ashok is no longer listed in the contacts.
Fred Johnson
Reno, NV
I read in the EAA newsletter he had to make a fuel stop? Is that right?
Fred Johnson
Reno, NV
Mark Jones wrote:
Langford actually made four arrivals at Airventure this year but I will let
him tell that story.
That is just AWESOME! The pictures that is...
Fred Johnson
Reno, NV
Mark L wrote:
Up until 10PM, I didn't have a way to add fuel to the new tank, but a beer,
a hole saw, a "Hail Mary", and ten minutes later I had a hole through the
wingskin and into the top of the tank. I mis
ncing forces. It's not like it's an X-29 or a Cornelius Mallard. And
might I add that the Bugatti model 100 had a small amount of forward
sweep...check it out at OSH this year, it's in there museum.
I do AGREE with Mark L though, it's not a KR anymore...
Fred Johnson
Reno,
Not to beat a dead horse here, but one thing I think someone is missing is
that though you increased the wing area, you are decreasing wing loading,
and I believe that in itself would be compensate for the shear and bending
moments mentioned earlier.
Fred Johnson
Reno, NV
Dan Heath wrote
I
Right on man!
Fred Johnson
Reno, NV
Glenn wrote:
I'm scheduled for my Oral & Check Ride at Slidell, LA (ASD) Thursday at
1700Z. All locals should wear a hardhat or stay indoors. All prayers are
encouraged.
Has anyone had any experience rebuilding a VW with a used case?
Have you had any issues with it?
Did you line bore it?
Or am I better off with a new case?
Fred Johnson
Reno, NV
Mark, I still get my email.
Fred Johnson
Reno, NV
Here, here! epoxy is heavy! Heavier than the wood.
Fred Johnson
Reno, NV
Joe wrote:
Hey Mike
Sounds like you are really getting there. I did not put the cloth on my
fuselage. I did when ever I had extra epoxy mixed up use it to coat the
sides and other wood and only after I was certain that
Stathis,
Welcome to the "net"
Keep looking, there are many projects here for sale, just be patient and
you'll find the right one.
Fred Johnson
Reno, NV
Stathis wrote:
Hello my name is Stathis Georgopoulos, iam living in Athens, Greece, my
email is eege...@yahoo.gr and my
Good point! I just took the mileage and divided by 60 mph to estimate how
many hours I had driven the thing.
DAMN that was a lot of time behind the wheel when I should have behind the
stick :o)
Fred Johnson
Reno, NV
Jack wrote:
Fred
I think you need to double the hour estimate. My 03
pump...
I can verify that if you need with my brother who is a Ford mechanic. Heck,
if it wasn't for him I probably still would be driving with cold air :0)
Fred Johnson
Reno, NV
Jack wrote:
Did this pump run continously or on demand? If its on demand it may not last
very lo
controls and some of the turbo controls. I would think it could run a pair
of gauges??
Fred Johnson
Reno, NV
Randy wrote:
Has anyone tried to use a Chevy belt driven vacuum pump ? They are readily
available, reliable and reasonably compact. They were used on the Chevy
pickups with the 6.2
This is very tragic for us all as aviation enthusiast. I'll leave the
comments off the net.
http://www.kxan.com/dpp/news/small-plane-hits-echelon-on-mopac-183
Fred Johnson
Reno, NV
Just want to say "Great article oh guru of all that is KR!"
Fred Johnson
Reno, NV
fair
even worse as it would take much heat for it to lose it's strength.
So my question is, wouldn't wood actually be a logical choice? Granted would
doesn't do well in oil or gas, but with concern to fire?
Just a thought?
I wonder how many actual engine mounts have failed do to
Are there any guys from the UK on the net today?
Fred Johnson
Reno, NV
I just read my new Kitplanes Magazine last night and saw an add by Rotec,
the guys who make the radial engines. they are now making TBI units and make
them for VW to 0-360 engines. check them out at:
http://www.rotecradialengines.com/TBI/TBI.htm
looks like a very good cost too.
Fred Johnson
Not fair! While some of us struggle to get our birds flyable, you are out
rubbing it in :o)
I showed this to guy t work here and he was, as I, very envious.
Fred Johnson
Reno, NV
Mark wrote:
I flew a little today, and it was a real hoot. See the top two pictures at
http
No, some of us(me) are just a little denser than others:-)
Fred Johnson
Reno, NV
Mark L wrote:
I guess I'm not very good at explaining things, but that's exactly what I
was trying to say. Except I used "3 or 4 inches" and you used 3.5".
What about the leverage factor of the stick itself?
If your stick in 12" but your attachment point is say 3.5" (from center of
torque tube) wouldn't the forces be 12 divided 3.5 =3.4 times what you feel
at the end of the stick?
Fred Johnson
Reno, NV
Mark L wrote?
Don't
bearings.
My thought was a cable with the capacity of 80# would be enough, as I think
that would be two fisted flying:-)
Any thoughts?
Fred Johnson
Reno, NV
Mark L wrote:
Sid Wood brought one to the Gathering, and I flew with it in my plane. I
don't remember the exact number (maybe Sid
I looked at the archives and not much more was said about the stick force
meter?
Does anyone have an idea of what the actual stick forces are on the KR?
Fred Johnson
Reno, NV
Why note use a good polyurethane glue? Like Gorilla Glue, or Excel One, or
even Elmer's Poly Glue? No mixing, and won't eat the foam.
Fred Johnson
Reno, NV
Darren wrote:
Hi Robin.
After some messing about I ended up using the 2 part expanding foam and held
the urethane to the timbe
one to see. Others on the web my have better ideas.
Fred Johnson
Reno, NV
Phil wrote:
AS you may know I will be at Oshkosh 2010, on the ANZAC 747 landing at
Wittman Field on the 26th July at approx. 1300.
I know the US has heaps of museums, but what do think are the best places to
visit
n owl, but all
the same, it is beautiful to see it lift off from it's perch and take flight
into the night.
Birds have always fascinated me.
Fred Johnson
Reno, NV
Langford wrote:
It's almost Friday, so maybe this off-topic item will fly. I talked to my
father tonight, and he t
What kind of airplane? Or was this some sort of facetious joke I didn't
catch???
Fred Johnson
Reno, NV
Greg wrote:
In a message dated 3/8/2009 9:32:50 A.M. Pacific Daylight Time,
n5...@hiwaay.net writes:
Maybe this would be a good time to announce that I am designing a new
airplane
Dan,
Looked at your website on the tail spring construction, just curious as why
you didn't use some uni carbon in it to stiffen it up?
Looks great!
Fred Johnson
Reno, NV
Dan wrote:
I promised some better pics of the Tail Wheel from Aviation Products, and
the spring that I made to go
w.powerwerx.com/tools-meters/watts-up-meter-dc-inline.html) you
should find it. it's a very small device that you can use measure eight
parameters: Amp hours (Ah), Watt hours (Wh), voltage, Watts and captures
peak current (Amps), peak power (Watts) and voltage sag (minimum Volts).
Fred Johnson
Reno, NV
Does anyone know what the largest diameter prop a you can swing on a VW
would be?
Fred Johnson
Reno, NV
Thanks Scott!
Have a great thanksgiving!!!
Fred Johnson
Reno, NV
Scott wrote:
Proseal is quite thick and rubbery. It would be difficult to seal an
entire tank with it. I use proseal to seal my fuel sending units and
the nut plates and bolts that secure them to the tank. However, if
you are
at up to 24% thick an the
change to higher lift but thinner airfoil at the tip.
Fred Johnson
Reno, NV
Tom wrote:
If I may...
---
Fred: "(if) a barn door no taper wing doesn't require washout,"
Old Piper Hershey-bar wings I've looked
an airfoil as you could design based on
the flight parameters of the KR.
Fred Johnson
Reno, NV
Mark L Wrote:
Well apparently you're talking about a different airfoil root to tip so the
answer would be "that depends". Obviously the thickness ratio will have to
get smaller
I have wing design question maybe someone on the group will know:
If a tapered wing requires washout to keep the tip from stalling first, and
a barn door no taper wing doesn't require washout, what would a no taper
wing need if it just changes thickness from root to tip but not chord?
compared to the Riblett. Just my two
cents worth.
Fred Johnson
Reno, NV
-Original Message-
From: krnet-boun...@mylist.net [mailto:krnet-boun...@mylist.net] On Behalf
Of L. D. Mueller
Sent: Monday, November 23, 2009 9:06 AM
To: 'KRnet'
Subject: RE: KR> wing airfoils
No problem :-)
LDM
Sorry LD, I left early and didn't get that to you before I did, had the
wifey wanting me home early :o)
Fred Johnson
Reno, NV
-Original Message-
From: krnet-boun...@mylist.net [mailto:krnet-boun...@mylist.net] On Behalf
Of L. D. Mueller
Sent: Friday, November 20, 2009 6:53
That pretty much sums it up. the only question I have still, is would a tank
sealer like Pro Seal work to insulate any type of resin from mogas?
Thanks for the info Jeff!
Fred Johnson
Reno, NV
Jeff wrote:
I thought I would write an update to this discussion we had in early October
What size chord and what type format do you want them in?
Fred Johnson
Reno, NV
Does any one know the difference between the NACA 2412 and 4412, Clark Y,
and the 35B airfoils?
--other than numbers/letters ;-)
And where/how could I get templates?
Thanks in advance!
L. D. Mueller
Cuba
u about $2.50
a lineal foot depending who sells it to you.
Fred Johnson
Reno, NV
Bob wrote:
I would appreciate knowing the demensions and material needed for
building a work table for the KR2s
Certified to, but designed for 3 more G's if I recall correctly. So they
would be designed to 6.8G's.
Someone else might know more than me though.
Fred Johnson
Reno, NV
Tony Wrote:
All small airplanes (under 6000 pounds) certificated under Part 23 are
certified to 3.8g.
We have talked about this before but I can't find any more info on the KR3
than a cut away image of it.
Does anyone know of more info for it?
Fred Johnson
Reno, NV
Ted, the original KR1 was grossed at 750 if I remember right? but I don't
have my plans here to back that up.
The truth is, you set the gross for what you feel safe with. I am sure there
are others with better knowledge on this though.
Fred Johnson
Reno, NV
Ted wrote:
The old KR-1 has
Thanks Dana!
Those rivets are available at McMaster-Carr I believe.
Is Proseal compatible with Auto Gas?
Fred Johnson
Reno, NV
Dana Wrote:
Fred, this is totally off topic on your question but if you go to Mark
Jones's website and see how I sealed his alum tanks, you could avoid the
we
together my tanks. But now I think I will just pop rivet them together to
hold them in the shape and then have them welded.
Fred Johnson
Reno, NV
Larry H wrote:
Fred, after reading Kent's site that I sent you, sounds like brazing
aluminum is not reliable according to Kent. Sounds easy e
That would have been TIG welding maybe, I don't have one of those anymore.
the downsizing in my has caused me to off some equipment.
Fred Johnson
Reno, NV
Marc wrote:
I recall torch welding aluminum at Sun 'n" Fun five years ago with a gas
other than Oxy-Acetylene... I belie
Can anyone tell me if brazing and aluminum tank is acceptable as welding it?
I have my fears about welding aluminum myself but know that I can braze it
easily enough with silver bearing braze compound.
Thanks.
Fred Johnson
Reno, NV
Glad to see you are doing well Roger and that you are staying in the KR
community!
Fred Johnson
Reno, NV
Roger wrote:
HI to all and "Thank You" to those at the gathering who signed the card I
received while in the hospital! It lifted my spirits considerably, and
thanks to Lar
I think it was airborne as in motorcycle:)
Fred Johnson
Reno, NV
I'm curious. What would the engine type have do with "hard
landings". It seems to me that would be more a factor of pilot skill. :-)
Larry Flesner
Sorry Larry, I sure don't.
Fred Johnson
Reno, NV
-Original Message-
From: krnet-boun...@mylist.net [mailto:krnet-boun...@mylist.net] On Behalf
Of Larry Knox
Sent: Monday, October 26, 2009 11:59 AM
To: 'KRnet'
Subject: RE: KR> Tires
Fred Johnson, Did you know a
.
It' worth calling around, just don't let them know they are going on your
airplane, a lot of folks shy away from you then.
Fred Johnson
Reno, NV
Mark L. wrote:
I wondered about 8 ply tires, went to www.aircraftspruce.com and keyed in
"Lamb tire", and immediately was st
Has anyone ever seen the British homebuilt "The Chilton"?
I ran across it awhile back on the internet and realized that at 40HP it had
quite impressive performance for it's day. It was designed just prior to the
war, and used a Ford engine.
Fred Johnson
Reno, NV
thrust loads
and it is the lightest VW out there.
Just my two cents worth...
Fred Johnson
Reno, NV
Gunnar wrote:
I have just started planning a KR-2S build, and would appreciate your
input on choice of engine.
I have also searched KRNet archive, but have not found a good comparison
of
Awesome! I can only imagine...
Fred Johnson
Reno, NV
Joe Horton Wrote:
Yesterday was the 4 year anniversary of my first flight in 357CJ. The day
was the clearest that we have experienced this year. The air was crisp and
cool. The time was right to to experience my childhood dream once again
Jeff, what is significant mean on your rudder size?
Fred Johnson
Reno, NV
Jeff Scott wrote:
FWIW, I also added to the cord of the rudder, which also made a
significant improvement to the ability to slip the plane and made a big
improvement to the crosswind landing capability of the aircraft.
Steve,
What does the extra zinc or phosphorus do for the oil?
Fred Johnson
Reno, NV
Steve Bennett wrote:
Straight 30 Weight in warmer climates or 10W 30 when it turns cool. If you
can find Brad Pen, Lucas, Royal Blue or other brands that have a little
extra zinc or phosphorous, so much the
My friend George who built the one and only GP5 uses Airflow on his small
block Chevy installation and has never had a vapor lock issue, but I suppose
that's because it's a liquid cooled engine and not an air cooled issue?
Fred Johnson
Reno, NV
--Jeff wrote:
Some have a pressure re
run a few minutes to
recirculation the fuel so it doesn't boil?
Maybe someone else will better knowledge than me on this.
Fred Johnson
Reno, NV
Jeff Scott wrote:
Vapor lock is common in almost all fuel injected aircraft engines, but it's
not the gascolator that overheats. It's b
Jeff, just the same, I appreciate your relies.
Thanks.
Fred Johnson
Reno, NV
Ah. It really is in how you ask the question. I didn't see a question
asking for a recommendation. Lots of guys jumped on my reply, apparently
thinking I was recommending polyester resin. I only answered th
his tank either.
we can by Vinyl ester here locally from the DuPont paint store, but I think
I am going with Mark Jones's aluminum for reliability, plus I can't imagine
them being any heavier than glassed tank.
Fred Johnson
Reno, NV
Langford wrote:
Maybe the question should not be whether p
OUGHT was polyester would
be lighter over epoxy. Epoxy is so dam heavy if you don't do it right.
Thanks.
Fred Johnson
Reno, NV
Scott wrote:
Wow! That's a lot of exclaimation points and question marks. The
question posed seemed to be simple enough.
Later, a second question was
How well will it hold up to alcohol?
Fred Johnson
Reno, NV
Jeff Scott wrote:
Polyester should work just fine. That's what Piper used to build the tip
tanks on the Cherokee 235 and Cherokee 6. Polyester has it's difficulties
in certain applications, but it works quite well for a
Can anyone tell me if Polyester will work on a fuel tank application? Or is
Vinylester the only medium for a fuel tank?
Fred Johnson
Reno, NV
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