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Search: Posts Made By: foka4
Forum: Tools 03-09-2018, 05:39 AM
Replies: 23
Views: 5,813
Posted By foka4
A few thoughts

I converted a Harbor Freight mill drill to CNC about 20 years ago, and have found it immensely helpful in aviation projects ever since. Iíve often wondered why this technology hasnít been more...
Forum: RV General Discussion/News 01-24-2018, 06:14 AM
Replies: 9
Views: 1,604
Posted By foka4
Another idea

Iíve found this system works best for me on anything from rag and tube aircraft with leaky radials to RVs to light twins:

0) Buy a bulk box of large microfiber cloths from Amazon

1) Remove grease,...
Forum: My RV Build Project 01-13-2018, 05:33 AM
Replies: 20
Views: 2,727
Posted By foka4
Suggestions

I did a similar rebuild on a -4 with 700 hours of time on it. When I bought the re was significant cracking in the firewall and side skins around the lower firewall brackets. Youíre doing the right...
Forum: Traditional Aircraft Engines 05-06-2017, 07:26 AM
Replies: 16
Views: 2,549
Posted By foka4
FP 320

I have 500 hrs in an RV4 with a fixed pitch prop and a 150hp O320.

While I agree with others about the advantages of the 360 and CS prop, the plane is certainly no dog with the smaller engine. I've...
Forum: Electrical Systems 11-01-2016, 05:48 AM
Replies: 7
Views: 2,705
Posted By foka4
Wiring of Piper APU plug

Piper's wiring of this plug on the Twin Comanche incorporates a contactor that powers on the aircraft master bus when the APU plug is inserted. That's useful for some things, but it's not...
Forum: Places To Fly...Things to See...Things to Eat 09-21-2016, 06:11 PM
Replies: 9
Views: 2,141
Posted By foka4
Looking good

I was killing some time between meetings on a work trip earlier today, and happened to stumble upon Simsbury. Based on the impressive preparation at the field, this will undoubtedly be a great...
Forum: RV-4 09-21-2016, 06:00 PM
Replies: 13
Views: 3,247
Posted By foka4
+1

Seems like it's all been covered at this point, but I'll add that I've comfortably flown my -4 in sub-zero temps with the Robbins muff (firewall port only), good canopy seals, and cheap seat heating...
Forum: RV General Discussion/News 05-21-2016, 08:48 PM
Replies: 5
Views: 1,206
Posted By foka4
Yes

The "orange tag" programmer will work with the older cards, but the older "silver tag" programmer will not work with the new "orange tag" cards.


M
Forum: Instrument Flight Rules 08-21-2014, 07:24 PM
Replies: 46
Views: 10,988
Posted By foka4
IFR because of RV

Lots of good perspectives and advice as usual. I usually avoid posting opinions on religious topics, but what the heck. Here's my take:

I decided to get an instrument rating BECAUSE I chose to own...
Forum: Places To Fly...Things to See...Things to Eat 06-18-2014, 08:15 AM
Replies: 11
Views: 2,818
Posted By foka4
Thanks

Thanks for all the tips so far. It's exactly the type of input I'd hoped to get from this group! I'm having fun researching all of the recommendations.

M
Forum: Places To Fly...Things to See...Things to Eat 06-16-2014, 06:40 PM
Replies: 11
Views: 2,818
Posted By foka4
Pointers for an epic journey?

My wife and I are planning a two week sightseeing trip through the Intermountain West this August, and I'd love to get input on friendly airports, scenic routes, good places to stay, and fun things...
Forum: RV-4 06-16-2014, 03:40 PM
Replies: 9
Views: 2,458
Posted By foka4
Another variation

I don't have pics, but I bought some really long AN bolts that pass all the way from the inner bracket to the outer bracket to prevent binding, racking and uneven wear of the bolts. Don't know if it...
Forum: Electronic Ignition Systems 01-02-2014, 08:56 PM
Replies: 184
Views: 40,166
Posted By foka4
Manometer for MAP

Brantel,

A surprisingly effective and cheap method of pressure measurement is a simple u-tube water manometer. I used to work in development of pressure control equipment, and the manometers were...
Forum: RV General Discussion/News 12-11-2013, 07:51 AM
Replies: 187
Views: 65,046
Posted By foka4
Who's counting?

I've always thought the ideal mix is a cruiser, a warbird, and a glider.

You don't have to count the glider as a third aircraft, because you can put it in the trailer and store it in the back of...
Forum: My RV Build Project 11-13-2013, 08:04 PM
Replies: 20
Views: 6,702
Posted By foka4
Organize the shop

It seems there's always something you can do to make your shop more functional. Order lead times can be a great opportunity to prep your "facilities" so you can be more productive when the parts...
Forum: Tools 10-31-2013, 06:08 AM
Replies: 15
Views: 3,296
Posted By foka4
+1 for PEX

My shop air is 155 psi using PEX.

Works great, much cheaper than alternatives, and simple to install. It also seals up well.

I did fabricate a galvanized bulkhead fitting to pass from the garage...
Forum: RV General Discussion/News 10-29-2013, 09:34 PM
Replies: 10
Views: 1,817
Posted By foka4
Crude

We've all been there. I found that using packaging tape as mold release, and dry micro as filler to get a good fit and contour, I had "aerodynamically serviceable" wheel pants in an evening or two. ...
Forum: RV-4 09-09-2013, 08:01 PM
Replies: 10
Views: 2,856
Posted By foka4
Pic

I don't have a photo that includes the final installation including the exhaust duct, but the construction photo below shows the installed position of the oil cooler (rigidly attached to engine...
Forum: RV-4 09-09-2013, 05:31 PM
Replies: 10
Views: 2,856
Posted By foka4
Fit oil cooler after fitting cowl

I used a James cowl and a 4" prop extension, a combination that "squeezes" the cheeks down to a smaller height toward the back of the cowl. Fitting the oil cooler behind the #3 cylinder required...
Forum: RV General Discussion/News 07-31-2013, 06:43 AM
Replies: 45
Views: 10,211
Posted By foka4
Cars vs. planes

I'd love to crack the code on this one, too. I wonder if an occasional Rob Reider PA announcement would help at OSH.

I recently attended a hot rod and classic car show, and noticed that the...
Forum: RV General Discussion/News 07-17-2013, 08:32 AM
Replies: 16
Views: 3,102
Posted By foka4
Heavy iron

John, I'll look you up at the Gathering. I'll be flying a Stearman, and would love to hear what you think about flying the heavy iron. I love those big Lockheed birds!

Matthew
Forum: RV General Discussion/News 07-16-2013, 06:05 PM
Replies: 16
Views: 3,102
Posted By foka4
The Gathering

I think this will be an interesting show, and well worth attending:

http://www.warbirdsandlegends.org/

It's in Topeka on Aug 2-4.
Forum: RV-4 05-06-2013, 11:57 PM
Replies: 40
Views: 9,564
Posted By foka4
Engagement

Here's something to consider: If your wife thinks of flying as a way to get from point A to point B with no interest in the process, it's hard to beat a -4. But if she wants to be a copilot, go for...
Forum: Tools 05-02-2013, 05:15 PM
Replies: 12
Views: 1,932
Posted By foka4
Quiet is good

I agree that noise is an important consideration. Most jobs can be handled with a small, quiet compressor. More and more choices are appearing in the market, but I still love my little...
Forum: RV Building Tips/Techniques 04-14-2013, 03:52 PM
Replies: 11
Views: 3,751
Posted By foka4
Me too

+1. With the right tools and patience, there's no reason you can't do this yourself.

Keep the hoist around after the aircraft is flying. Nothing works better for lifting the airframe to repack...
Forum: RV General Discussion/News 03-28-2013, 10:33 AM
Replies: 66
Views: 11,494
Posted By foka4
How far we've come

Sorry to get philosophical, but as someone who works in the tech sector, I'm often baffled by the constant "innovation" I see. These cans are a great example. Are we really making the world safer...
Forum: RV-7/7A 03-28-2013, 07:55 AM
Replies: 34
Views: 6,998
Posted By foka4
Accelerators

Finishing airframes may not be the key to unlocking one's dreams, but I bet there are unserved (and legal) oopportunities for an enterprising RVer. How about accelerating certain building tasks...
Forum: RV General Discussion/News 03-15-2013, 07:27 AM
Replies: 12
Views: 3,223
Posted By foka4
Possible fixes

How about building a fiberglass shoulder around the OD of the induction tubes so the flexible coupler can't push farther on to either side of the joint?

Also, for the rear connection, I was able to...
Forum: RV-4 03-11-2013, 08:24 PM
Replies: 10
Views: 2,400
Posted By foka4
Bottom

Both of my comm antennae are on the bottom. One forward of the spar and another under the baggage area. They seem to work just fine.

In case anyone is interested, I mounted my 430w GPS antenna on...
Forum: Electrical Systems 03-07-2013, 08:21 PM
Replies: 12
Views: 2,582
Posted By foka4
Been there, done that

Like you, I reworked my high current component layout to provide better clearances. It took a few extra hours, but I'm glad I did it. I gained some extra serviceability out of the deal.

It's...
Forum: RV General Discussion/News 02-12-2013, 07:29 AM
Replies: 3
Views: 1,038
Posted By foka4
Push-in connectors and flexible tubing

Many builders use push-in quick connectors and flexible tubing for their pitot/static systems.

You can probably find a local industrial supplier that stocks them (e.g., Grainger in the US), but I...
Forum: RV General Discussion/News 02-11-2013, 11:30 AM
Replies: 26
Views: 6,338
Posted By foka4
Another fail

I received one DOA as well. Seller suggested replacing the battery, but I pushed back. Awaiting replacement.

M
Forum: RV-4 02-06-2013, 12:56 AM
Replies: 6
Views: 1,684
Posted By foka4
Depends

You could look for a light, simply-equipped -4 and do just fine. Many of us enjoy tremendous efficiency and utility this way.

The published CG range is a good guideline, as an aft CG RV4 can be a...
Forum: RV General Discussion/News 02-05-2013, 07:32 AM
Replies: 102
Views: 24,598
Posted By foka4
2 cockpits, 2 pilots

A couple of other interesting thoughts related to the P82 configuration:

1) for some reason, the idea of 2 pilots in 2 separate cockpits seems worrisome to me. CRM in an emergency would be...
Forum: RV General Discussion/News 01-31-2013, 08:26 PM
Replies: 288
Views: 109,084
Posted By foka4
My humble entry

We can't all be Rockets, but with a good tailwind, we can try!

http://i1281.photobucket.com/albums/a504/foka4/207_zpsa794b739.jpg
Forum: RV-4 01-31-2013, 11:58 AM
Replies: 18
Views: 4,964
Posted By foka4
Cowl length

I don't believe the current -4 cowl is a full 4" shorter than the old FP cowl. Instead, I believe a ~2 1/2" extension is used for fixed pitch props to approximate the installed length of a constant...
Forum: RV General Discussion/News 01-31-2013, 11:33 AM
Replies: 31
Views: 4,045
Posted By foka4
Interesting discussion

This is an interesting thread, primarily because it's fun to reflect on whether everyone's intuition rings true with my own experience.

I think folks who study "Human Factors Engineering" point to...
Forum: COMM 01-25-2013, 06:45 PM
Replies: 19
Views: 6,807
Posted By foka4
Variable

I wasn't aware of the Variable setting. I'll give it a shot this weekend. Thanks!
Forum: COMM 01-25-2013, 08:36 AM
Replies: 19
Views: 6,807
Posted By foka4
Tower vs approach

I've noticed a related "phenomenon" on my SL-40. I've adjusted the sidetone to my general satisfaction, but I do occasionally notice that the sidetone level seems MUCH louder when switching from...
Forum: Safety 01-21-2013, 08:13 AM
Replies: 12
Views: 1,705
Posted By foka4
Lead salts?

I think I've heard that heavy metals in their elemental form aren't much of a hazard to someone handling them. The problem comes when they get into the environment and form other compounds (salts,...
Forum: Interiors 01-19-2013, 07:22 AM
Replies: 3
Views: 1,992
Posted By foka4
20 lb air conditioning

New electric aircraft air conditioning system designed for LSA training market:

http://www.amt-aero.com/flycool.html

I've never been a big fan of air conditioning in piston aircraft, primarily...
Forum: Reviews 01-10-2013, 10:32 PM
Replies: 6
Views: 1,277
Posted By foka4
+1

Jack is absolutely a top notch guy, and I've always been delighted with his products and his support, both for certified and experimental aircraft.

M
Forum: RV-4 01-08-2013, 08:16 PM
Replies: 15
Views: 4,030
Posted By foka4
Uh...

....now that I think about it, I may have used these fittings elsewhere. I seem to recall that the vents are 1/4", and those elbows are 3/8". I'm 1500 miles away from my RV at the moment, so I...
Forum: RV-4 01-08-2013, 08:08 PM
Replies: 15
Views: 4,030
Posted By foka4
Aircraft Spruce 04-05800

I had the same issue on my -4 project. The tanks were assembled by. The previous owner with straight fittings.

I used 04-05800 elbows from aircraft spruce to make everything work out. This part is...
Forum: RV-4 12-29-2012, 09:45 AM
Replies: 23
Views: 6,163
Posted By foka4
Lots of work

Here's a photo to give you an idea of what's required to repair a botched installation of these brackets:

http://i1281.photobucket.com/albums/a504/foka4/RV/20091127RVpictures241_zps0a7843a4.jpg

The...
Forum: RV-4 12-26-2012, 06:49 AM
Replies: 23
Views: 6,163
Posted By foka4
Repair

These lower firewall corner brackets are under a fair amount of stress in a -4, since they bear the brunt of landing loads. You could ask Vans, but this looks unacceptable in my book (i.e., it...
Forum: Propellers 12-24-2012, 03:17 PM
Replies: 7
Views: 3,539
Posted By foka4
Seems like a big change.

I don't really have a good justification for it, but I would probably try a maximum of 1 degree change and see what that does. One degree can make quite a difference.

A couple of tips:

1) Be sure...
Forum: RV General Discussion/News 12-13-2012, 06:39 AM
Replies: 11
Views: 2,799
Posted By foka4
Get new plans from vans

If you ever do any repairs or upgrades, I suggest that you consider ordering a new set of plans from Vans. During my rebuild project, I found it quite useful to have the latest drawings.

M
Forum: RV General Discussion/News 12-11-2012, 07:43 PM
Replies: 11
Views: 1,780
Posted By foka4
2024

+1 on the 2024, but you might have to make some modified tooling for your brake to bend the material at a relatively large radius. Sharp-nosed tooling will crack or weaken the material every...
Forum: RV General Discussion/News 12-11-2012, 08:55 AM
Replies: 31
Views: 5,254
Posted By foka4
Flash

Dan just moved up two (more) notches in my book.

:)

M
Forum: GPS 12-09-2012, 02:36 PM
Replies: 3
Views: 1,032
Posted By foka4
430 retrofit

When retrofitting a 430 into an existing aircraft, is it common practice to split the altitude encoder output to drive both the 430 and the transponder? In this case, the encoder is a grey code...
Forum: RV-4 12-04-2012, 05:48 AM
Replies: 65
Views: 11,673
Posted By foka4
Unlatch canopy on touchdown?

It's SOP in many aircraft to pop the door open on short final in an emergency landing. I wonder if unlatching the canopy on or just before touchdown would be helpful. You could hold the latch open...
Forum: Tools 12-03-2012, 07:32 AM
Replies: 14
Views: 3,571
Posted By foka4
Makita

The Makita MAC700 is perfect for running all air tools used in RV construction. (A 240v 2-stage is overkill - squeezers, rivet guns, and drills don't use much air.)

The MAC is very compact, so it...
Forum: RV-4 11-10-2012, 08:05 AM
Replies: 12
Views: 2,604
Posted By foka4
Tanks

Extending the tanks of the -4 is not a big deal if you do it during construction of the wing.

I suggest looking at a set of RV6 wing plans and comparing them to the -4 with regard to tank...
Forum: RV-4 11-09-2012, 07:27 AM
Replies: 22
Views: 24,354
Posted By foka4
High wings

Just to put a finer point on things:

The reason high wing airplanes have a "both" setting is that fuel flows downhill. If one tank empties before the other, the remaining fuel from the other tank...
Forum: RV-4 11-09-2012, 07:14 AM
Replies: 12
Views: 2,604
Posted By foka4
Tanks

I think a great modification in the -4 is to add fuel capacity through the use of Rv-6 or Rocket tanks. If you build the wings this way from the start, you won't add structural weight, but you will...
Forum: RV-4 10-18-2012, 08:55 PM
Replies: 14
Views: 3,442
Posted By foka4
Cg

In Ron's defense, the FAA pilot regs don't say anything about how CG fore and aft limits are established, so I'm not sure all the weekend refresher courses in the world would shed light. Further, I...
Forum: RV General Discussion/News 09-28-2012, 11:31 AM
Replies: 9
Views: 1,389
Posted By foka4
+1 on the rivet gun

The rivet gun method works like magic. You'll feel good about how easily the bolt comes out and how little scarring occurs. A quick squirt of penetrating oil wouldn't be a bad idea, but galling...
Forum: COMM 08-10-2012, 03:55 PM
Replies: 7
Views: 1,393
Posted By foka4
Thumbs up: PMA5000EX

Every once in a while, you come across a piece of equipment that works so flawlessly that you never give a thought to how nice it is. After 175 hours of flight time, I recently realized that my PS...
Forum: Tools 07-10-2012, 07:13 AM
Replies: 16
Views: 4,458
Posted By foka4
2 recommendations

I love my little Makita MAC700 for use inside my basement workshop. It's very quiet, and easily runs air drills and rivet guns. It's all I needed for the airframe construction on my project.

For...
Forum: Close Calls / Lessons Learned 05-26-2012, 09:39 AM
Replies: 20
Views: 5,569
Posted By foka4
Skew-T diagrams

I agree with the statements about the value of an IFR ticket in providing additional options for dealing with weather. Some additional things to consider:

1) IFR capability does not guarantee an...
Forum: RV-7/7A 03-29-2012, 06:54 AM
Replies: 36
Views: 14,200
Posted By foka4
Can't get off the fence

I've been almost ready to pull the trigger on a set of these for some time, but haven't quite been able to get myself to do it. Cost is the main reason, but the changes to my VOR antenna and wingtip...
Showing results 1 to 62 of 201

 
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