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Search: Posts Made By: rv8ch
Forum: Safety 09-16-2018, 03:29 PM
Replies: 60
Views: 15,116
Posted By rv8ch
standalone box

Hi Mike, thanks for the update. The standalone box looks great - I assume it will take the two pressures on an "AOA" pitot tube like the Garmin GAP-26, power, and output the ONSPEED tone?

Any...
Forum: Traditional Aircraft Engines 09-16-2018, 03:11 PM
Replies: 10
Views: 1,098
Posted By rv8ch
mogas

Thanks Pete - I assume you are running auto plugs?
Forum: Traditional Aircraft Engines 09-16-2018, 01:05 AM
Replies: 10
Views: 1,098
Posted By rv8ch
Excellent!

Pete, those look amazing. What oil/fuel/additives do you run? LOP? Ignition?
Forum: RV General Discussion/News 09-15-2018, 12:41 AM
Replies: 34
Views: 8,381
Posted By rv8ch
conditions matter

I guess it would depend a lot on the conditions. I recall the Ethiopian Air crash video where it looks like the pilot put a wingtip in to dissipate energy and while many survived, it was not as...
Forum: Electrical Systems 09-13-2018, 01:51 PM
Replies: 20
Views: 811
Posted By rv8ch
switch rating

If you only have avionics on the bus, then one of the standard switches will handle that light load. Bob does not recommend an avionics bus, since then you'll never turn off the avionics, and...
Forum: RV General Discussion/News 09-13-2018, 01:29 PM
Replies: 34
Views: 8,381
Posted By rv8ch
Canopy jamming after accident

Ciao Luigi, I've read that some recommend keeping the canopy closed during an off-field landing for exactly the reasons you mentioned - it will slide shut quickly, and possibly jam. Really glad...
Forum: RV-8/8A 09-12-2018, 11:28 PM
Replies: 2
Views: 937
Posted By rv8ch
right place!

Hi Bill, welcome to VAF - you came to the right place! Good luck with the project - ask any questions you have and the good folks here will try to help.
Forum: GPS 09-12-2018, 05:27 AM
Replies: 11
Views: 794
Posted By rv8ch
If it were, it would not be the GPS "system" but...

If it were, it would not be the GPS "system" but the chip on the device you are using. The satellites only broadcast data - how it's interpreted is up to the particular GPS chip in your device....
Forum: Glass Cockpit 09-11-2018, 11:32 PM
Replies: 23
Views: 2,111
Posted By rv8ch
bugs

Agreed, manufacturer diversity can be good. My backups are those old round black things that only need pitot and static and no electricity. All software has bugs, they sometimes rear their ugly...
Forum: RV General Discussion/News 09-10-2018, 03:05 PM
Replies: 37
Views: 3,800
Posted By rv8ch
Flaps on the stick

For those of you who have flaps on the stick, seems like it would be easy to accidentally drop the flaps in cruise - did this ever happen to you?
Forum: RV General Discussion/News 09-07-2018, 08:46 AM
Replies: 47
Views: 2,522
Posted By rv8ch
is the red cube sensitive to vibration?

Is vibration a consideration for the electronics or the spinning rotor?
Forum: RV General Discussion/News 08-26-2018, 02:37 PM
Replies: 11
Views: 1,097
Posted By rv8ch
rudder smoothness

It has been a while since I tested my rudder, but I don't recall anything like that - I'd follow the cables and make sure that there is nothing wrong. There was a recent post about someone that had...
Forum: Safety 08-26-2018, 02:32 PM
Replies: 32
Views: 3,212
Posted By rv8ch
Good advice here

Joe's right - there is risk. But you can mitigate the major risks with just a bit of effort. Big three are fuel, weather, and loss of control (stall/spin/crash/burn/die). Avoiding these big three...
Forum: RV General Discussion/News 08-23-2018, 11:38 PM
Replies: 13
Views: 1,762
Posted By rv8ch
hang it from the prop?

Get a truck with a crane and hang it from the prop?

https://image.shutterstock.com/image-photo/white-isuzu-flatbed-truck-yellow-260nw-497393428.jpg
Forum: RV Building Tips/Techniques 08-20-2018, 12:30 AM
Replies: 9
Views: 857
Posted By rv8ch
Rivets

Just to close this thread, I just stayed with the AN470AD4-6 rivets specified in the plans. Hopefully this one will last until my grandchildren change it for a flux capacitor powered, mind...
Forum: RV Building Tips/Techniques 08-15-2018, 03:32 PM
Replies: 9
Views: 857
Posted By rv8ch
standard

You are probably right. I actually thought that when I installed the original trutrak, since they were the industry standard at that time. :D

I guess I'll go with rivets and keep the fingers...
Forum: RV Building Tips/Techniques 08-15-2018, 02:47 PM
Replies: 9
Views: 857
Posted By rv8ch
This will be the third time these parts have been...

This will be the third time these parts have been installed - first during the initial build, second when I installed a trutrack-type servo, and now for the GRT servo - I predict that it might happen...
Forum: RV Building Tips/Techniques 08-15-2018, 12:30 PM
Replies: 9
Views: 857
Posted By rv8ch
Replace AN470AD4-6 with bolt or screw?

Hi, I would like to replace 5 AN470AD4-6 rivets with appropriate screws or bolts. Would an AN525-832R10 screw be appropriate? Or do I need to bump up to an AN3 bolt? I appreciate your collective...
Forum: COMM 08-14-2018, 12:03 AM
Replies: 2
Views: 263
Posted By rv8ch
Mounting location

Thanks Mel, That's what I'm leaning towards on my 8 as well, perhaps with a small bracket for both transponder and radio. I want to make it easy to access for code updates or any other maintenance.
Forum: COMM 08-13-2018, 02:56 PM
Replies: 2
Views: 263
Posted By rv8ch
Trig radio and transponder tray mounting location

Does anyone have any hints or tips on the best place to mount the main units for the Trig transponder and radio? I'm thinking close to the instrument panel but fixed to the airframe with a service...
Forum: Safety 08-12-2018, 12:46 PM
Replies: 8
Views: 663
Posted By rv8ch
already a fire

I have experience with this type of fire extinguisher in the datacenter environment. It does work, that's for sure. Didn't know that they had this for smaller applications like cars and aircraft -...
Forum: Engine Monitors 08-09-2018, 02:02 PM
Replies: 25
Views: 3,116
Posted By rv8ch
Better than ever

Could not agree more! Our situation reminds me of Tom Friedman's book The World Is Flat (http://www.thomaslfriedman.com/the-world-is-flat-3-0/), Despite what you hear, the world is getting better...
Forum: Engine Monitors 08-09-2018, 11:53 AM
Replies: 25
Views: 3,116
Posted By rv8ch
Business opportunity!

If you think it can be done better and/or cheaper, you'll make "tons" of money! :D

Whenever I think something is done wrong, I usually take an hour and write up a biz plan, and then that brings me...
Forum: RV General Discussion/News 08-08-2018, 05:47 AM
Replies: 8
Views: 456
Posted By rv8ch
Representativeness?

I've recently read two books that talk about this, "thinking fast and slow" and "nudge" - I think this might be what you are talking about:

https://en.wikipedia.org/wiki/Representativeness_heuristic...
Forum: RV Building Tips/Techniques 08-02-2018, 08:45 AM
Replies: 3
Views: 391
Posted By rv8ch
RV-12 rubber seal

I'm told that the RV-12 rubber seal works really well, but I'm not 100% sure about the shape. This thread has some hints:

http://www.vansairforce.com/community/showthread.php?t=61583

Van's has...
Forum: RV-8/8A 07-29-2018, 09:26 AM
Replies: 6
Views: 687
Posted By rv8ch
gas strut

Here's another way - very inexpensive and easy. Click on image for more photos and details.

http://www.rv8.ch/wp-content/uploads/2017/11/img_1049-768x1024.jpg...
Forum: RV Friends Who Have Passed On 07-26-2018, 06:07 PM
Replies: 2
Views: 2,421
Posted By rv8ch
RV airshow today at KOSH - 2018-07-26

The RV airshow today was super - congrats to the guys that flew it in memory of Stu. I took some pictures but none even come close to showing the great work that you guys did. Here's the only one I...
Forum: RV General Discussion/News 07-23-2018, 10:49 PM
Replies: 255
Views: 36,214
Posted By rv8ch
Stats

It would be interesting to see and compare the stats on number of landings.
Forum: RV-8/8A 07-23-2018, 12:49 AM
Replies: 11
Views: 1,217
Posted By rv8ch
lifepo4 battery?

Or you might think about putting a very light LiFePo4 battery on the FW and save a lot of total weight and long wiring runs. Earthx has some nice batteries.

Strap a small tool bag into the rear...
Forum: RV-9/9A 07-22-2018, 09:59 AM
Replies: 2
Views: 491
Posted By rv8ch
Sika methods

I considered the auto method but found that at least on the 8 getting the canopy in exactly the right place took quite a bit of fiddling, and I can't imagine doing that with all the glue there and...
Forum: COMM 07-20-2018, 06:27 AM
Replies: 12
Views: 948
Posted By rv8ch
Intercom

Thanks for the feedback. I expect that I'll be flying alone 90% of the time, and when I have a GIB, they will be listening to their own music, asking me "when are we going to get there?" every 5...
Forum: RV General Discussion/News 07-19-2018, 01:42 PM
Replies: 13
Views: 2,385
Posted By rv8ch
ACF-50

I installed and removed my baffles countless times, and if I had painted them early, I can only imagine how bad the paint would look now. I thought I would paint them in the end, but once they were...
Forum: RV Photo/Video URLs 07-17-2018, 11:05 PM
Replies: 82
Views: 9,645
Posted By rv8ch
images

Best solution: Doug should upgrade to the latest version of vbulletin, and start hosting images for all users. [ed. Doug's Law for the win!!!!...
Forum: RV General Discussion/News 07-17-2018, 06:42 AM
Replies: 5
Views: 1,037
Posted By rv8ch
Cool cameras

Wow, those are quite cool! I hope the weather stays like that for the next few weeks!
Forum: COMM 07-15-2018, 04:16 PM
Replies: 12
Views: 948
Posted By rv8ch
Thanks for your feedback Jim - I have a Flightcom...

Thanks for your feedback Jim - I have a Flightcom 403 that I was hoping to just not have to install if the Trig intercom was decent - looks like I'll review that.
Forum: COMM 07-15-2018, 04:13 PM
Replies: 12
Views: 948
Posted By rv8ch
adapters

Thanks a lot Mark - I dropped a note to Trig to see if they would send me some. If that does not work out, I'll get back to you. Appreciate your offer!

Trig confirmed that they will send me the...
Forum: RV General Discussion/News 07-14-2018, 10:51 PM
Replies: 20
Views: 2,351
Posted By rv8ch
Halie.com issues

Hi Bill, Some people (like me) are getting 403 forbidden errors from all URLs at Halie.com.

$ curl 'http://halie.com/scale/25/obE.jpg' \
> -Xnull
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML...
Forum: COMM 07-14-2018, 10:39 PM
Replies: 12
Views: 948
Posted By rv8ch
Trig intercom

Hi Jim, I was planning to use the built-in intercom - did you have some issues with it?
Forum: COMM 07-14-2018, 09:31 AM
Replies: 12
Views: 948
Posted By rv8ch
Adapter

Thanks Gil - I didn't see that in the manual. I'll send Trig a mail to see if they can send me some replacements - I must have lost them.
Forum: COMM 07-14-2018, 08:19 AM
Replies: 12
Views: 948
Posted By rv8ch
Trig radio installation in 2.25" hole

Hi, For those of you that have installed a "compact" Trig radio or transponder in a standard 2.25" hole, did you make an adapter or did one come with the radio? ...
Forum: RV-8/8A 07-09-2018, 08:49 AM
Replies: 7
Views: 763
Posted By rv8ch
First I've heard of this - any idea why...

First I've heard of this - any idea why electrical tape can cause crazing? Something in the glue? Mylar packing tape comes from so many sources, I would struggle to ensure that it does not have...
Forum: Safety 07-06-2018, 02:34 PM
Replies: 37
Views: 4,898
Posted By rv8ch
pellet gun

Not sure it's legal in California, but a pellet gun works great, if not, a .22 rifle is also quite effective. :D
Forum: RV-12 07-04-2018, 11:01 AM
Replies: 15
Views: 3,324
Posted By rv8ch
Water

Every airshow I go to I ask the windshield and canopy manufacturers what to use, hoping for some kind of a new miracle product, but they always say the same thing "water!".

Lots of water using your...
Forum: Traditional Aircraft Engines 06-24-2018, 02:23 PM
Replies: 16
Views: 2,320
Posted By rv8ch
cool technique

Thanks Sam, great timing. I've made a few of these that have not worked out, and have recently ordered some more tubing. Thanks for sharing your technique - very clever!
Forum: RV-12 06-24-2018, 04:22 AM
Replies: 9
Views: 1,093
Posted By rv8ch
Courageous!

Wow - you guys are much more courageous around flammable liquids than I am. I have a perhaps irrational fear of death by fire - not sure why, perhaps I saw it in a movie or something. :eek:
Forum: RV General Discussion/News 06-20-2018, 11:35 PM
Replies: 41
Views: 22,941
Posted By rv8ch
vent blocked?

Is there a chance that your vent is blocked?
Forum: RV-8/8A 06-18-2018, 10:30 PM
Replies: 7
Views: 1,384
Posted By rv8ch
W&B info

A few possibly useful resources:

https://www.vansaircraft.com/public/downloads.htm

http://www.vansairforce.com/community/showthread.php?t=74046
Forum: RV-12 06-17-2018, 12:17 PM
Replies: 40
Views: 5,244
Posted By rv8ch
first flight

This is one of those things that in my not-so-humble opinion, if you are asking the question, you already have the answer.
Forum: Electrical Systems 06-12-2018, 07:42 AM
Replies: 44
Views: 3,768
Posted By rv8ch
diodes on relays

Hi Joe, I think these are two different topics - the diodes (or snapjacks) on relays is recommended, but Bob says that "spikes" going back into the electronics is an OWT.

I also went with the...
Forum: Electrical Systems 06-02-2018, 12:23 AM
Replies: 21
Views: 1,999
Posted By rv8ch
kill switch

If the goal is to prevent theft, it probably won't help much. If the goal is to prevent kids from doing something silly, might help. My plan is at airshows or places like that to just unbolt the...
Forum: RV-12 05-29-2018, 03:10 PM
Replies: 4
Views: 884
Posted By rv8ch
From 5.14 ALUMINUM TUBING

From 5.14 ALUMINUM TUBING
Forum: RV-8/8A 05-26-2018, 11:45 PM
Replies: 10
Views: 1,330
Posted By rv8ch
2 ways

I've done it two ways:


20+ liter jug strapped to the little tailwheel sawhorse when I want the aircraft level
a pair of old car batteries in the baggage area when I want the tailwheel...
Forum: RV General Discussion/News 05-24-2018, 01:52 PM
Replies: 35
Views: 3,735
Posted By rv8ch
biz opportunity

I'm confident that Allan N. will come up with a new product to help mitigate the risk of bird strikes. Allan?
Forum: RV General Discussion/News 05-24-2018, 08:48 AM
Replies: 24
Views: 6,350
Posted By rv8ch
after mechanical fuel pump

For FI, the best place is between the throttle body and the spider, and 2nd best is between mechanical fuel pump and the throttle body. Anywhere else, and you are providing a higher chance of vapor...
Forum: Web Site Development 05-24-2018, 05:25 AM
Replies: 24
Views: 2,185
Posted By rv8ch
agree completely

Agree completely - been doing this for over 30 years, so no problems technically to "roll my own", but I'm happy I switched over to something that someone else is managing. I prefer to use my very...
Forum: RV General Discussion/News 05-23-2018, 11:17 PM
Replies: 35
Views: 3,735
Posted By rv8ch
More blades

Agreed - we need more blades on our props. :D

Most pilots like to have the wheel, the stick, the handlebars, whatever, and like the feeling of control. All the larger risks you mentioned are under...
Forum: Tools 05-23-2018, 07:54 AM
Replies: 8
Views: 1,865
Posted By rv8ch
overhang around the table

Looks very nice!

Small bit of advice - include a slight overhang around the tabletop to allow for clamping parts to it. I missed this on my EAA benches on the front and back, and it means I need to...
Forum: Web Site Development 05-22-2018, 09:02 AM
Replies: 24
Views: 2,185
Posted By rv8ch
account

Dan, if you would like an admin account on my website I would happy to give you that - you can then play around with it. Just let me know. There may be other ways to test it, like the wordpress...
Forum: Web Site Development 05-22-2018, 08:09 AM
Replies: 24
Views: 2,185
Posted By rv8ch
wordpress

For stability, I'd recommend using the biggest of everything - like wordpress on one of these hosts:

https://websitesetup.org/best-wordpress-hosting-performance/

I use bluehost, but I suspect that...
Forum: RV General Discussion/News 05-21-2018, 11:16 AM
Replies: 10
Views: 954
Posted By rv8ch
Ray Allen Trim Servo documentation

There are several documents here:

http://www.rayallencompany.com/RACinfo/downloadpg.html
Forum: RV General Discussion/News 05-21-2018, 11:08 AM
Replies: 35
Views: 3,735
Posted By rv8ch
plastic film

I've only seen the plastic film used on flat glass or on car windshields. I have not seen if using a bit of heat would help shape it better, or if perhaps using strips would work. This stuff is...
Forum: RV General Discussion/News 05-20-2018, 02:24 PM
Replies: 10
Views: 954
Posted By rv8ch
Trim position wiring

Here's what I found in the GRT documentation:

http://www.rv8.ch/wp-content/uploads/2018/05/Trim-Position-Wiring.png

http://grtavionics.com/media/Sport-SX-EX-Install-Rev-G-April-2017.pdf
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