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Search: Posts Made By: David Paule
Forum: RV-3 Today, 11:45 AM
Replies: 1
Views: 25
Posted By David Paule
I believe your photo is of Andy Hills RV-3B....

I believe your photo is of Andy Hills RV-3B. Unfortunately I don't know which tailwheel he installed, but I think he operated off of a grass airstrip. He made many of his decisions, including the...
Forum: RV models of the future (RV-??) Yesterday, 05:39 PM
Replies: 39
Views: 3,274
Posted By David Paule
According to Aviation Week and Space Technology,...

According to Aviation Week and Space Technology, a number of companies are developing electric aircraft of various types. There is big money and a bunch of talent there. And more than one, I think,...
Forum: RV General Discussion/News Yesterday, 12:37 PM
Replies: 12
Views: 1,098
Posted By David Paule
Looks like it was on a truck that was in a...

Looks like it was on a truck that was in a wreck.

Van's packs things well... I hope the parts are indeed okay.

Dave
Forum: RV Building Tips/Techniques 11-29-2021, 02:28 PM
Replies: 12
Views: 589
Posted By David Paule
I had a local blueprint shop make copies 18" high...

I had a local blueprint shop make copies 18" high and I keep a set of these on a workbench. Plus I have the PDF in my computer and on the iPad.

I like to sometimes make notes on the paper...
Forum: RV-10 11-28-2021, 01:51 PM
Replies: 20
Views: 1,970
Posted By David Paule
Besides the time it takes to build, there's a...

Besides the time it takes to build, there's a reasonably significant space required. And as you complete portions, then you need storage space. Neither of these are show-stoppers, but just another...
Forum: Glass Cockpit 11-28-2021, 09:29 AM
Replies: 20
Views: 1,412
Posted By David Paule
I have a 64 gig iPad Pro, plus Foreflight, which...

I have a 64 gig iPad Pro, plus Foreflight, which takes 8.67 gigs with all the Sectional charts on but none of the IFR ones; and WingX, with similar charts, taking 6.23 gigs. Sometimes I use the iPad...
Forum: My RV Build Project 11-28-2021, 09:21 AM
Replies: 589
Views: 375,241
Posted By David Paule
Well, I remembered why I left those longeron...

Well, I remembered why I left those longeron fasteners out.... I figured that it would be best to do that when I add the bottom stabilizer fairing.

Dave
Forum: RV-4 11-27-2021, 07:29 PM
Replies: 3
Views: 302
Posted By David Paule
Just in case anyone else wonders, here's...

Just in case anyone else wonders, here's something from the preview plans.

18780

Since I'm building an RV-3B, I keep the RV-4 preview plans handy to compare things. Sometimes it's really been...
Forum: My RV Build Project 11-27-2021, 07:24 PM
Replies: 589
Views: 375,241
Posted By David Paule
Good question. I seem to have forgotten that...

Good question. I seem to have forgotten that little detail. Looking at it a moment ago, I think Iíll need to install a couple plate nuts for screws on either side. Thanks for pointing this...
Forum: My RV Build Project 11-27-2021, 03:44 PM
Replies: 589
Views: 375,241
Posted By David Paule
Hereís a poor photo showing the front spar joints...

Hereís a poor photo showing the front spar joints on the horizontal stabilizer. They are currently completely bolted.

https://i.imgur.com/pH62L2N.jpg

I started to do a trial fit of the rudder...
Forum: Traditional Aircraft Engines 11-27-2021, 03:05 PM
Replies: 36
Views: 2,699
Posted By David Paule
Tom, have you looked at the data from your...

Tom, have you looked at the data from your post-incident ground run?

Dave
Forum: RV Building Tips/Techniques 11-27-2021, 03:00 PM
Replies: 5
Views: 1,779
Posted By David Paule
A possibly better source is www.mcmaster.com. p/n...

A possibly better source is www.mcmaster.com. p/n 8457K53 is 304 stainless tube, 1/4 OD x .028 wall for $5.27 for a one-foot length, plus shipping. It should not need reaming.

If you wanted the .035...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 11-24-2021, 02:25 PM
Replies: 5
Views: 421
Posted By David Paule
Thanks everyone, for all your support on my RV-3B...

Thanks everyone, for all your support on my RV-3B project over the last year. And thanks, DR, for hosting this forum.

Dave
Forum: RV-3 11-24-2021, 02:24 PM
Replies: 3
Views: 277
Posted By David Paule
Mounted To Engine Before Hangine the Engine?

Is there a list of things which must be installed on the engine before mounting it on an RV-3B? And hopefully, another list of things that should not be installed prior to that?

Thanks!

Dave
Forum: VAF Classifieds (posts in here deleted after 30 days) 11-23-2021, 02:38 PM
Replies: 9
Views: 1,240
Posted By David Paule
May your PhD go smoothly and rapidly. And hurry...

May your PhD go smoothly and rapidly. And hurry back!

Also - have a good Thanksgiving.

Dave
Forum: RV-15 11-22-2021, 11:23 AM
Replies: 45
Views: 10,864
Posted By David Paule
Modest suggestion for Van's - if you do provide...

Modest suggestion for Van's - if you do provide provisions for external equipment or supporting specific things inside, please make those provisions removable. That way there's a chance for people to...
Forum: Primers 11-21-2021, 07:01 PM
Replies: 5
Views: 524
Posted By David Paule
At least. While my RV-3B kit is taking far too...

At least.

While my RV-3B kit is taking far too long, I have noticed improvement in the durability of previously-sprayed SEM and zinc chromate/zinc phosphate rattle can primers over the years. It...
Forum: Primers 11-21-2021, 05:02 PM
Replies: 5
Views: 524
Posted By David Paule
The durability and scratch resistance greatly...

The durability and scratch resistance greatly increases with a longer cure time. Think weeks and months, not hours.

Dave
Forum: RV General Discussion/News 11-21-2021, 12:49 PM
Replies: 27
Views: 2,383
Posted By David Paule
Could you elaborate a little bit on the cowl...

Could you elaborate a little bit on the cowl shapes and ducting that you did? It's a very clean, good-looking system.

Dave
Forum: RV Ongoing Maintenance Issues 11-16-2021, 06:39 PM
Replies: 19
Views: 1,505
Posted By David Paule
My C180 has 1/4" aluminum lines down to the...

My C180 has 1/4" aluminum lines down to the brakes, and it's been doing fine for over 3,700 hours and more than 65 years. I plan to do the same for my RV-3B.

Note that both are taildraggers, and...
Forum: RV-10 11-16-2021, 10:35 AM
Replies: 31
Views: 2,446
Posted By David Paule
Quick comment. If you do this, and it's a good...

Quick comment. If you do this, and it's a good idea, orient it sideways so that the toggle points to the active side. Less chance of confusion that way. I realize that it will need more lateral space...
Forum: My RV Build Project 11-15-2021, 04:59 PM
Replies: 589
Views: 375,241
Posted By David Paule
Thanks! Good to get your take on it. I have some...

Thanks! Good to get your take on it. I have some TailLynx for it - we'll see how that works out.

Dave
Forum: My RV Build Project 11-15-2021, 02:54 PM
Replies: 589
Views: 375,241
Posted By David Paule
Put the whole tail on, at least the parts I have...

Put the whole tail on, at least the parts I have now. The horizontal and vertical surfaces lack finished tips, for example, and the empennage fairing must be made for a different airplane. But itís...
Forum: RV General Discussion/News 11-15-2021, 09:53 AM
Replies: 53
Views: 4,942
Posted By David Paule
I'm not much of a designer. But it would be even...

I'm not much of a designer. But it would be even easier to have a position at the full extension where you pin the load, disconnect the actuator, retract it, relocate its base, remove the pins and...
Forum: RV Building Tips/Techniques 11-14-2021, 09:33 PM
Replies: 16
Views: 1,660
Posted By David Paule
I've used 5200 and 2216 and for airplane use, I'd...

I've used 5200 and 2216 and for airplane use, I'd use the 2216. The data sheet gives properties for it with our materials, including bonding to acrylic. I followed 3M's process with 2216 when I used...
Forum: RV General Discussion/News 11-14-2021, 05:47 PM
Replies: 53
Views: 4,942
Posted By David Paule
With a lever or other gearing, and a strong...

With a lever or other gearing, and a strong enough actuator, you could do use that.

Dave
Forum: VAF Classifieds (posts in here deleted after 30 days) 11-14-2021, 04:18 PM
Replies: 7
Views: 927
Posted By David Paule
And received. Thanks! Dave

And received. Thanks!

Dave
Forum: Tools 11-14-2021, 01:20 PM
Replies: 23
Views: 1,388
Posted By David Paule
In my shop, I made a bunch of drawers to fit...

In my shop, I made a bunch of drawers to fit under two of my three workbenches. I have something like a dozen drawers, and could use a couple more.

When I take it to the hangar, I plan to buy a...
Forum: RV General Discussion/News 11-12-2021, 08:56 AM
Replies: 39
Views: 2,610
Posted By David Paule
Tom, I'd say yes. We need a reliable vendor for...

Tom, I'd say yes. We need a reliable vendor for these things. And I'm happy with the stainless -3 fittings you sold me for my brake system.

Dave
Forum: My RV Build Project 11-10-2021, 08:16 PM
Replies: 589
Views: 375,241
Posted By David Paule
Continuing with the rudder deflection and the...

Continuing with the rudder deflection and the rudder stops, I played around with the notion of bolting a stop to the bottom of the rudder horn and having it contact the small area below the bottom...
Forum: RV General Discussion/News 11-10-2021, 07:38 PM
Replies: 31
Views: 2,625
Posted By David Paule
I made plywood platforms for my little RV-3B. It...

I made plywood platforms for my little RV-3B. It sure is tight in there!

18076

Dave
Forum: Safety 11-09-2021, 08:33 PM
Replies: 90
Views: 7,335
Posted By David Paule
I don't agree with the FAA's position here. That...

I don't agree with the FAA's position here. That call does sometimes bring up people who either haven't made a call or made one recently enough to be current. At uncontrolled fields, in the absence...
Forum: Interiors 11-08-2021, 08:57 PM
Replies: 18
Views: 1,251
Posted By David Paule
Guess I'll post the basics here. Apologies to the...

Guess I'll post the basics here. Apologies to the OP.

You use the stuff with the fur on. I've never seen the leather without the fur, so you probably won't need to specify that little nuance. I like...
Forum: RV Building Tips/Techniques 11-08-2021, 12:38 PM
Replies: 5
Views: 675
Posted By David Paule
The metal ones are lighter and more expensive....

The metal ones are lighter and more expensive. The cost difference is not minor. Using them in the entire plane will save nearly a pound, I'd think, though.

Dave
Forum: RV-3 11-07-2021, 01:37 PM
Replies: 2
Views: 232
Posted By David Paule
POH

I have one that you can use. Send me your email address and I'll send it to you. It's not mine and since RV-3Bs vary so much, perhaps it's not completely applicable to your plane. It's PDF format....
Forum: Interiors 11-07-2021, 01:29 PM
Replies: 18
Views: 1,251
Posted By David Paule
Robert, since the sheepskin is not really what...

Robert, since the sheepskin is not really what the OP wanted to learn about, I'm sending you a PM. But I would not have anything but sheepskin.

Dave
Forum: Interiors 11-07-2021, 11:23 AM
Replies: 18
Views: 1,251
Posted By David Paule
Neither - sheepskin. Dave

Neither - sheepskin.

Dave
Forum: RV Ongoing Maintenance Issues 11-04-2021, 06:21 PM
Replies: 26
Views: 1,286
Posted By David Paule
I remember a report or two that adding nose...

I remember a report or two that adding nose weight to balance the pants cut down the likelihood of shimmy. It was a while ago and that's about all I remember of it.

Dave
Forum: RV Building Tips/Techniques 11-04-2021, 01:56 PM
Replies: 2
Views: 842
Posted By David Paule
In tension, a plugged hole is merely a hole. The...

In tension, a plugged hole is merely a hole. The plugs do carry compression unless they pop out.

Dave
Forum: Electrical Systems 11-03-2021, 02:14 PM
Replies: 12
Views: 1,622
Posted By David Paule
I used velcro straps to hold the harness...

I used velcro straps to hold the harness together. Get short straps if you're going to use them - mine are 8" and the extra velcro touches other straps and is a pain.

Also, I tried the spreadsheet...
Forum: Reviews 11-02-2021, 07:03 PM
Replies: 4
Views: 690
Posted By David Paule
Its dimensions and weight are 114" X 32" X 13" ...

Its dimensions and weight are 114" X 32" X 13" and 220 LBS, according to Van's. If that's your Skywagon, you can decide if it'll physically fit. It would be worth a call to see if it needs to go...
Forum: Electrical Systems 11-02-2021, 12:05 PM
Replies: 16
Views: 964
Posted By David Paule
www.steinair.com has them and has good...

www.steinair.com has them and has good service.

Dave
Forum: RV General Discussion/News 11-01-2021, 03:39 PM
Replies: 18
Views: 2,771
Posted By David Paule
I never leave a store's website with anything...

I never leave a store's website with anything remaining in the cart. I use a spreadsheet to keep track of my next order. With Spruce, I always use PayPal to pay for it. Some time ago, I had my card...
Forum: RV-3 11-01-2021, 01:39 PM
Replies: 4
RV3
Views: 587
Posted By David Paule
Congratulations! And here's another request for...

Congratulations! And here's another request for pictures.

Dave
Forum: Electrical Systems 11-01-2021, 11:51 AM
Replies: 26
Views: 1,858
Posted By David Paule
I bought one from Steinair.com, supposed to be...

I bought one from Steinair.com, supposed to be okay, but it's not USB-C so I might need an adapter. Haven't flown it yet.

Dave
Forum: RV General Discussion/News 10-31-2021, 06:13 PM
Replies: 1,998
Views: 622,888
Posted By David Paule
The video came through fine. I'm using an older...

The video came through fine. I'm using an older Mac with Firefox. The rope grabber worked better than I expected - well done!

I suppose eventually you'll have these for the other tire sizes, too,...
Forum: My RV Build Project 10-31-2021, 12:09 PM
Replies: 589
Views: 375,241
Posted By David Paule
Here’s the front of the elevator’s up stop. This...

Here’s the front of the elevator’s up stop. This is the working side.

https://i.imgur.com/nboMb1v.jpg

And here it is in use, with the elevator horns in contact. We’re looking down and aft at it, so...
Forum: RV-3 10-30-2021, 06:21 PM
Replies: 13
Views: 1,220
Posted By David Paule
Got to wondering about this so I checked. As far...

Got to wondering about this so I checked. As far as I could determine, these kit prices are consistent: taildragger, no options.

-3B -- $24,325

-4 -- $25,000

-7 -- $27970

-8 -- $27,750
Forum: VAF Classifieds (posts in here deleted after 30 days) 10-30-2021, 02:58 PM
Replies: 7
Views: 927
Posted By David Paule
PM Sent

If it's EarthX-specific, I'll take it.

Dave
Forum: RV-15 10-30-2021, 01:47 PM
Replies: 33
Views: 6,152
Posted By David Paule
And that too is the structural engineer's design...

And that too is the structural engineer's design choice. Unless a design allows that, a builder should use the kind of rivet specified.

Dave
Forum: RV-4 10-28-2021, 09:11 PM
Replies: 38
Views: 6,439
Posted By David Paule
Those of you with the electric tools, how often...

Those of you with the electric tools, how often do you recharge them?

Dave
Forum: RV-3 10-28-2021, 06:06 PM
Replies: 13
Views: 1,220
Posted By David Paule
Yes and no. The current -3B plans do not give...

Yes and no. The current -3B plans do not give information on the spar cap dimensions. It does show the fastener locations and defines the material and stock size for them, though, but the steps are...
Forum: Glass Cockpit 10-27-2021, 05:30 PM
Replies: 20
Views: 1,880
Posted By David Paule
Good catch. It was here....

Good catch. It was here. (https://vansairforce.net/community/showthread.php?t=199232)

Just curious, is why I checked. Don't personally want video in the cockpit....

Dave
Forum: RV General Discussion/News 10-27-2021, 11:56 AM
Replies: 9
Views: 1,604
Posted By David Paule
While it might be necessary to clean off the...

While it might be necessary to clean off the corrosion, your aggressive cleaning left scratches in the surface that would all need to be removed. You'd need to have the surface be smooth. While it...
Forum: RV-4 10-26-2021, 05:25 PM
Replies: 59
Views: 6,848
Posted By David Paule
You might not want titanium... it has 55% the...

You might not want titanium... it has 55% the material Young's modulus, or stiffness, of steel. Might feel too springy.
Dave
Forum: RV-4 10-26-2021, 09:34 AM
Replies: 59
Views: 6,848
Posted By David Paule
Ought to be effective, I suppose, but you can do...

Ought to be effective, I suppose, but you can do your own calculation of the combined inertia to be sure. 4130 has a modulus the same as the gear leg and about 2.8 times that of aluminum.

Dave
Forum: RV General Discussion/News 10-25-2021, 09:31 PM
Replies: 1,998
Views: 622,888
Posted By David Paule
These jam cleats are really great for holding too...

These jam cleats are really great for holding too tightly to a line and refusing to let it go when you want it to. I wouldn't consider using one and as for making one when they are so readily...
Forum: RV Building Tips/Techniques 10-25-2021, 07:58 PM
Replies: 11
Views: 917
Posted By David Paule
If you have to only have one size, make them very...

If you have to only have one size, make them very long, and plan to go through the hassle of trimming them to the right length before using. A bit of a pain.

Or you might choose to buy a selection...
Forum: RV General Discussion/News 10-24-2021, 09:48 AM
Replies: 3
Views: 653
Posted By David Paule
It's going to be really difficult to torque...

It's going to be really difficult to torque because the NAS1149 isn't a nut - it's an unthreaded washer.

Dave
Forum: RV-4 10-23-2021, 01:54 PM
Replies: 59
Views: 6,848
Posted By David Paule
If it's properly wrapped with fiberglass at a 45...

If it's properly wrapped with fiberglass at a 45 degree angle, it'll probably hold up fine. Otherwise I suppose it could crack from the shear load, if the carbon alone were on it.

Dave
Forum: RV-4 10-23-2021, 09:40 AM
Replies: 59
Views: 6,848
Posted By David Paule
With the wooden stiffeners, you might be able to...

With the wooden stiffeners, you might be able to improve things by gluing on some unidirectional carbon to the long edge that's farthest away from the gear leg. Maybe. Hold the carbon taut while...
Forum: RV-7/7A 10-23-2021, 09:35 AM
Replies: 47
Views: 8,066
Posted By David Paule
Here you go. Not much of a...

Here you go. Not much of a description.

17395

Dave
Forum: RV-4 10-21-2021, 07:33 PM
Replies: 17
Views: 2,436
Posted By David Paule
Oh, man, that's too bad. I feel for you. When I...

Oh, man, that's too bad. I feel for you.

When I was in USAF, a long time ago, I was a flightline mechanic. I saw an old-timer lace up a cracked helicopter window, not a windshield, using thin copper...
Forum: RV General Discussion/News 10-21-2021, 11:04 AM
Replies: 6
Views: 683
Posted By David Paule
MH produced it, under contract to AquaLung, as I...

MH produced it, under contract to AquaLung, as I understand. I asked MH about possible service and was informed that I'd need to go to Aqualung for that if necessary. Fortunately, it works fine....
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