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Search: Posts Made By: mburch
Forum: RV General Discussion/News Today, 08:00 AM
Replies: 5
Views: 215
Posted By mburch
How about a secondhand Apple Watch and an app...

How about a secondhand Apple Watch and an app...
Forum: RV General Discussion/News Yesterday, 08:15 AM
Replies: 15
Views: 1,134
Posted By mburch
Thanks Andy! Yes, the bending process is a little...

Thanks Andy! Yes, the bending process is a little bit of a workout. Adding a handle for more leverage helps, but of course then you have to be careful not to overcook it. I just went slow and it...
Forum: RV General Discussion/News 04-10-2021, 08:20 PM
Replies: 15
Views: 1,134
Posted By mburch
Good news, another builder provided me with a...

Good news, another builder provided me with a copy, which I have hosted here (http://www.rv7blog.com/files/rvator_0697_windscreen_fairing.pdf) for your viewing pleasure!
Forum: RV General Discussion/News 04-10-2021, 08:13 PM
Replies: 15
Views: 1,134
Posted By mburch
Good question. You need a sheet approximately...

Good question. You need a sheet approximately 3.5' x 1' for a single half - a little less than twice that to make two, if you nest them. If you had a quarter of a 4'x8' sheet, that would probably be...
Forum: RV General Discussion/News 04-10-2021, 07:01 PM
Replies: 15
Views: 1,134
Posted By mburch
Aluminum windscreen fairing

I decided to take a stab at making an aluminum windscreen fairing instead of using fiberglass. It's still a work in progress, but I'm very pleased with the results so far.

I generally followed the...
Forum: RV-9/9A 04-10-2021, 09:28 AM
Replies: 18
Views: 1,157
Posted By mburch
For reference, the (certified) GFC 500...

For reference, the (certified) GFC 500 installation manual has this to say:



While not legally binding for our aircraft, this is nevertheless good advice to follow.
Forum: Oregon 04-09-2021, 07:41 PM
Replies: 6
Views: 364
Posted By mburch
Aha, it never occurred to me that they'd sell...

Aha, it never occurred to me that they'd sell random quantities. That will be perfect since Van's is only a short drive from me. Thanks!
Forum: Oregon 04-09-2021, 07:39 PM
Replies: 6
Views: 364
Posted By mburch
The only Airparts (https://www.airpartsinc.com/)...

The only Airparts (https://www.airpartsinc.com/) I'm aware of is located in Kansas City. Is there another company by the same name in Oregon that I haven't discovered?
Forum: Oregon 04-09-2021, 07:28 PM
Replies: 6
Views: 364
Posted By mburch
Aluminum in Oregon?

I'm in need of a largish sheet of 2024-T3 for something I'm fabricating... before I place an online order from one of the usual suspects and get hit with a big freight bill, does anybody know of a...
Forum: RV General Discussion/News 04-09-2021, 07:19 PM
Replies: 25
Views: 1,753
Posted By mburch
Building is fun, but if you're not dead set on...

Building is fun, but if you're not dead set on the building process and you just want a flying RV, I'd suggest looking for a good used RV-4 or RV-6/6A.
Forum: RV-7/7A 04-09-2021, 07:09 AM
Replies: 19
Views: 748
Posted By mburch
I have the same airplane and engine as you....

I have the same airplane and engine as you. Here's a series of entries from my build log that show how I did...
Forum: Midwest 04-04-2021, 09:04 AM
Replies: 2
Views: 140
Posted By mburch
KMSN area RV ride?

Trying to arrange an introduction to RVs for a cross-country acquaintance who's based in Madison WI. He thinks he wants to buy a Cessna, if you can believe it! Anybody in the area want to show him...
Forum: RV-9/9A 03-29-2021, 09:57 AM
Replies: 3
Views: 205
Posted By mburch
This is one of the last bits of the sliding...

This is one of the last bits of the sliding canopy I haven't fitted yet, but from looking at the plans (Section G-G in drawing 42) it looks like C-679 is just pulled into place beneath the aft skirt...
Forum: RV General Discussion/News 03-22-2021, 09:35 AM
Replies: 19
Views: 1,071
Posted By mburch
In terms of Whelen products, the correct wingtip...

In terms of Whelen products, the correct wingtip nav/strobe unit that meets the requirements of 91.205(c) would be the Orion 650E...
Forum: RV General Discussion/News 03-19-2021, 11:35 AM
Replies: 2
Views: 767
Posted By mburch
Rotating jig for fitting the spinner + Cummins spinner tips

Here's a little writeup of the method I devised for accurately fitting the spinner to the prop, with which I was able to achieve a degree of runout so small that I can barely measure it. Basically I...
Forum: Glass Cockpit 03-14-2021, 10:11 AM
Replies: 7
Views: 824
Posted By mburch
Measuring the resistance from CAN Hi to ground...

Measuring the resistance from CAN Hi to ground and CAN Lo to ground is an important step for troubleshooting the CAN bus wiring to rule out a short circuit, but just be aware that this won't give you...
Forum: RV-8/8A 03-13-2021, 08:49 PM
Replies: 6
Views: 630
Posted By mburch
Great idea - I'm saving this for when I get to...

Great idea - I'm saving this for when I get to that step!
Forum: GPS 03-13-2021, 07:59 AM
Replies: 81
Views: 5,849
Posted By mburch
I'm with you Walt, but the required mask angle...

I'm with you Walt, but the required mask angle above the horizon is more like 5 degrees. (See AC 20-138D, section 13-1.1; this is also mentioned in the installation manual for the GTN) Is this a...
Forum: RV General Discussion/News 03-09-2021, 09:44 AM
Replies: 16
Views: 1,307
Posted By mburch
It's spelled out in the FAR Doug provided a link...

It's spelled out in the FAR Doug provided a link to...
Forum: Tools 03-05-2021, 07:14 AM
Replies: 11
Views: 2,785
Posted By mburch
Thanks Trent, that was the one.

Thanks Trent, that was the one.
Forum: Tools 03-04-2021, 09:54 AM
Replies: 11
Views: 2,785
Posted By mburch
Workshop wall charts

At our previous house I had several handy paper charts tacked up in the workshop, with all kinds of useful building references: torque tables, edge distances, hardware diagrams, etc. Most of these...
Forum: Traditional Aircraft Engines 03-02-2021, 07:17 AM
Replies: 22
Views: 2,302
Posted By mburch
Not just the RV-14... many (most? all?) of the...

Not just the RV-14... many (most? all?) of the previous models have the same arrangement of fittings in the plans.
Forum: RV Building Tips/Techniques 02-24-2021, 10:11 AM
Replies: 14
Views: 2,486
Posted By mburch
Thanks for posting this, Ken - I have been trying...

Thanks for posting this, Ken - I have been trying to figure out the cleverest way to drill the forward bulkhead for my aluminum spinner, and have settled on trying much the same method, so it's good...
Forum: RV-9/9A 02-21-2021, 10:18 AM
Replies: 75
Views: 9,072
Posted By mburch
Don't forget that if you are like the OP, and you...

Don't forget that if you are like the OP, and you have a Garmin G3X or G5-based autopilot with GSA 28 autopilot servos that drive the aircraft's DC trim motors, then simply pressing the AP DISC...
Forum: RV-7/7A 02-11-2021, 09:56 AM
Replies: 18
Views: 1,471
Posted By mburch
Larry, is this the one you've got? ...

Larry, is this the one you've got? https://www.cleavelandtool.com/products/tungsten-bucking-bar-77?variant=18378249273406

I'm about to do these same rivets so I'm the same boat as SteveL. I have a...
Forum: RV General Discussion/News 02-05-2021, 10:33 AM
Replies: 35
Views: 3,009
Posted By mburch
My favorite question to get from neighbors and...

My favorite question to get from neighbors and looky-loos: "Didja have to build this thing yourself, or did it come in a kit?" :rolleyes:
Forum: RV General Discussion/News 01-31-2021, 09:35 AM
Replies: 137
Views: 34,350
Posted By mburch
Maybe a good project for the guys who built this...

Maybe a good project for the guys who built this thing...
Forum: RV General Discussion/News 01-28-2021, 06:41 PM
Replies: 12
Views: 1,477
Posted By mburch
If I was trying to learn instrument flying Id...

If I was trying to learn instrument flying Id personally much rather do it in a 172 (or better yet a 182) than an RV-4. Slower airplane with heavier controls = more time to figure out what youre...
Forum: RV Ongoing Maintenance Issues 01-22-2021, 11:14 AM
Replies: 18
Views: 1,601
Posted By mburch
If you have any pictures of the return line...

If you have any pictures of the return line plumbing, I'm sure others would be as interested as I am in seeing them. Something very unusual going on with this aircraft.
Forum: Traditional Aircraft Engines 01-19-2021, 12:54 PM
Replies: 17
Views: 2,053
Posted By mburch
How do you feel about wiring? I keep hearing...

How do you feel about wiring? I keep hearing about the tight job market for avionics technicians, to the extent that some of the big shops are even mentoring youngsters through a training program to...
Forum: RV-10 01-12-2021, 02:30 PM
Replies: 7
Views: 1,193
Posted By mburch
For a really fair airspeed comparison, they...

For a really fair airspeed comparison, they should both have to leave their wheels down :)
Forum: RV-14 01-08-2021, 08:38 PM
Replies: 12
Views: 3,087
Posted By mburch
Just chiming in to say that I did the same thing:...

Just chiming in to say that I did the same thing: Drilled #30 initially, then drilled everything up to #19 together with all the parts clecoed to the fuselage. Worked great and everything is...
Forum: RV General Discussion/News 12-21-2020, 10:13 AM
Replies: 45
Views: 5,891
Posted By mburch
Speaking as a guy who's currently working on his...

Speaking as a guy who's currently working on his helicopter instrument rating... I'd rather be flying a nice stable RV. ;)
Forum: RV-7/7A 11-11-2020, 10:43 AM
Replies: 13
Views: 2,175
Posted By mburch
Jurgen - This looks just like what I saw with my...

Jurgen - This looks just like what I saw with my canopy, so I think you will be okay. If you have a good fit everywhere except along the front of the sliding canopy frame, it should lay down and...
Forum: RV Building Tips/Techniques 11-10-2020, 07:49 AM
Replies: 12
Views: 1,585
Posted By mburch
You could also rivet some Z-channel to the aft...

You could also rivet some Z-channel to the aft side of the baggage bulkhead (flush rivet heads on the forward side) and then use whatever nutplate arrangement you like on the resulting flanges on the...
Forum: RV General Discussion/News 10-27-2020, 08:50 AM
Replies: 15
Views: 2,953
Posted By mburch
Similar to the Tony Bingelis idea, I built this...

Similar to the Tony Bingelis idea, I built this 4-in-1 tool bench for my shop. The frame is the same basic 2x4 construction as an EAA 1000 table. Dimensions will be highly custom for your tools -...
Forum: Glass Cockpit 10-05-2020, 01:18 PM
Replies: 16
Views: 2,577
Posted By mburch
Assuming the correct localizer frequency is tuned...

Assuming the correct localizer frequency is tuned and the appropriate CDI source remains selected, I would check for an antenna problem.
Forum: RV General Discussion/News 09-12-2020, 09:47 AM
Replies: 4
Views: 1,378
Posted By mburch
I had Aircraft Engravers make a bunch of placards...

I had Aircraft Engravers make a bunch of placards from 0.020" Lexan. The paint and engraving is on the reverse face, so they should be more or less impervious to scratches. In this photo you can see...
Forum: Electrical Systems 09-05-2020, 08:56 AM
Replies: 17
Views: 3,142
Posted By mburch
Here's one way:...

Here's one way: http://www.rv7blog.com/2015/06/21/ground-power-plug/

http://www.rv7blog.com/images/20150621_connector1.jpg http://www.rv7blog.com/images/20150621_connector2.jpg
Forum: Electrical Systems 06-24-2020, 08:27 AM
Replies: 4
Views: 1,536
Posted By mburch
According to the documentation for the SB1B-14...

According to the documentation for the SB1B-14 standby regulator, the Hall effect current sensor is optional. It is used to allow the regulator to flash the "STBY ALT ON" indicator lamp when the...
Forum: Electronic Ignition Systems 06-11-2020, 08:06 AM
Replies: 11
Views: 1,440
Posted By mburch
Lately I?ve been flying a certified aircraft that...

Lately I?ve been flying a certified aircraft that comes from the factory with one magneto and one LSE Plasma ignition. The POH specifies a maximum RPM drop during the ignition check of 100 RPM when...
Forum: Oregon 06-10-2020, 08:48 PM
Replies: 3
Views: 776
Posted By mburch
Definitely Willamette - self serve gas, up at the...

Definitely Willamette - self serve gas, up at the north end, can?t miss it.
Forum: RV-7/7A 05-23-2020, 07:24 PM
Replies: 8
Views: 1,533
Posted By mburch
I wish I hadn't put the fuel line doubler in the...

I wish I hadn't put the fuel line doubler in the specified plans location - the hose nut ends up being very close to one of the firewall contactors. A half inch offset from the plans location would...
Forum: RV-14 05-20-2020, 09:25 AM
Replies: 28
Views: 7,643
Posted By mburch
Scott - there are several different rudder...

Scott - there are several different rudder counterweights in the catalog (E-614, E-614-020, and E-714). Can you tell us if they all have the same hole spacing, and if so, what their weights are?
Forum: Glass Cockpit 05-16-2020, 07:52 AM
Replies: 19
Views: 1,810
Posted By mburch
I agree with the above comments - circuit...

I agree with the above comments - circuit protection devices are there to protect the circuit, not the load. My only addition on that topic is that the manufacturer of a particular device might have...
Forum: RV General Discussion/News 04-20-2020, 12:55 PM
Replies: 13
Views: 1,792
Posted By mburch
Thanks everyone! I've found it therapeutic to...

Thanks everyone! I've found it therapeutic to knock together these kind of simple cabinets. The new place is definitely an improvement over my old dark and poorly-organized garage.



Yep, the...
Forum: RV General Discussion/News 04-19-2020, 03:59 PM
Replies: 13
Views: 1,792
Posted By mburch
New workshop

Reviving my long-dormant build site to document what I've been doing for the past few years:

http://www.rv7blog.com/2020/04/19/new-workshop/

We moved halfway across the country and built a house...
Forum: RV-7/7A 04-14-2020, 04:36 PM
Replies: 14
Views: 1,669
Posted By mburch
I use a regular rivet cutter and I keep a supply...

I use a regular rivet cutter and I keep a supply of comically long rivets around, which have no use on their own but are easy to cut down to most any required length when the need for an odd-sized...
Forum: Safety 03-14-2020, 08:47 AM
Replies: 31
Views: 6,181
Posted By mburch
Pictures don't seem to be visible to the general...

Pictures don't seem to be visible to the general public, maybe you guys are already all Facefriends...
Forum: RV-7/7A 01-24-2020, 08:52 AM
Replies: 17
Views: 4,140
Posted By mburch
I found the canopy to be challenging - maybe...

I found the canopy to be challenging - maybe there's something in my build log that will help others: http://www.rv7blog.com/category/fuselage/canopy/
Forum: RV Building Tips/Techniques 11-24-2019, 10:06 AM
Replies: 14
Views: 2,093
Posted By mburch
Excellent idea if you're planning to operate off...

Excellent idea if you're planning to operate off a carrier.
Forum: Electrical Systems 11-08-2019, 11:54 AM
Replies: 20
Views: 2,495
Posted By mburch
If using an electric ammeter or EFIS system, it...

If using an electric ammeter or EFIS system, it might be wise to first confirm with the manufacturer that this configuration is supported.
Forum: Safety 11-07-2019, 07:52 AM
Replies: 22
Views: 4,341
Posted By mburch
Blueshift

Keep your regular landing lights on and just fly fast all the time. With enough speed they'll look blue.

[ed. For the win! ;^) dr]
Forum: RV-7/7A 11-03-2019, 07:45 PM
Replies: 11
Views: 2,366
Posted By mburch
Thanks Dave, very helpful info.

Thanks Dave, very helpful info.
Forum: RV-7/7A 11-02-2019, 07:10 PM
Replies: 11
Views: 2,366
Posted By mburch
Thanks for sharing your opinion. Still hoping...

Thanks for sharing your opinion. Still hoping someone can answer the question - are the RV-14 and RV-9 (and thus RV-7) rudders the same or different?
Forum: RV-7/7A 11-01-2019, 08:12 PM
Replies: 11
Views: 2,366
Posted By mburch
Thanks John - I was actually looking forward to...

Thanks John - I was actually looking forward to building a new rudder in order to incorporate a few personal touches, but I'll keep it in mind.
Forum: RV-7/7A 11-01-2019, 01:20 PM
Replies: 11
Views: 2,366
Posted By mburch
RV-14 rudder on RV-7 VS?

My rudder didn't manage to make the cross-country move, so I need to build a new one for my RV-7 project.

Previously I had the RV-9 style rudder with "floating stiffeners" that were not secured at...
Forum: RV General Discussion/News 10-31-2019, 08:45 AM
Replies: 10
Views: 3,320
Posted By mburch
The throttle/prop/mixture cables I bought from...

The throttle/prop/mixture cables I bought from Van's Aircraft are "not for use on aircraft":

https://www.rv7blog.com/images/20080311_label.jpg
Forum: RV General Discussion/News 06-28-2019, 09:02 AM
Replies: 25
Views: 13,862
Posted By mburch
Additional photos: ...

Additional photos: ...
Forum: RV General Discussion/News 02-04-2019, 09:04 AM
Replies: 53
Views: 11,796
Posted By mburch
Email notifications seem to be working again as...

Email notifications seem to be working again as of February 2019. Notifications are being sent by "vansairforce@outlook.com" which seems to make things happier, at least for this Gmail user.
Forum: Glass Cockpit 01-31-2019, 08:20 AM
Replies: 9
Views: 1,311
Posted By mburch
An old guy named Pythagoras has the answer...

An old guy named Pythagoras has the answer...
Forum: RV General Discussion/News 12-19-2018, 08:29 AM
Replies: 53
Views: 11,796
Posted By mburch
Resurrecting this thread... any other Gmail users...

Resurrecting this thread... any other Gmail users notice recently that VAF email notifications are broken again? I have my Gmail filter set up as per this post...
Forum: RV General Discussion/News 10-29-2018, 08:30 AM
Replies: 13
Views: 2,943
Posted By mburch
When I used to own a Grumman, the most common...

When I used to own a Grumman, the most common question I'd hear was "Which RV is that? You build it yourself?". According to Wikipedia they only produced 5102 aircraft, including both the two-seat...
Forum: RV General Discussion/News 10-04-2018, 11:42 AM
Replies: 18
Views: 3,677
Posted By mburch
I recently received an email from Bose stating...

I recently received an email from Bose stating that they would no longer be able to repair the X model, so that may sway your decision.

They also offered me a couple hundred bucks off a new A20 if I...
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