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Search: Posts Made By: vlittle
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) Yesterday, 09:07 PM
Replies: 5
Views: 573
Posted By vlittle
Nice, another one of these rare birds on the...

Nice, another one of these rare birds on the Pacific Northwest. Or as the say in Canada, the Pacific Southwest. It all depends on your perspective.

VV
Forum: Glass Cockpit 04-12-2021, 08:14 AM
Replies: 134
Views: 29,801
Posted By vlittle
I am playing Matchmaker on that. I can't speak...

I am playing Matchmaker on that. I can't speak for the parties involved but it's a natural outcome of this project to have a one-stop shop for OnSpeed and the huVVer devices that display the OnSpeed...
Forum: Glass Cockpit 04-11-2021, 10:57 PM
Replies: 134
Views: 29,801
Posted By vlittle
Thanks, Carlos. Also, Release 1.0 (Production...

Thanks, Carlos.

Also, Release 1.0 (Production Release) of my GaugeWidgets library is now available for download http://www.huvver.tech/huvver-avi/

This includes the complete suite of flight...
Forum: Glass Cockpit 04-11-2021, 07:36 PM
Replies: 134
Views: 29,801
Posted By vlittle
Finally!

Well, it’s the end of the beginning! After thousands of hours and dollars we have reached production release.

Here are the details: https://makerplane.org/?p=2937

Here is a video: ...
Forum: Autopilots 04-11-2021, 12:19 PM
Replies: 4
Views: 258
Posted By vlittle
Dynon use a proprietary bus that uses twisted...

Dynon use a proprietary bus that uses twisted pairs and has two of them for redundancy, so thats two twisted pairs, plus the control wheel steering wire, power and ground.

That is seven wires...
Forum: Glass Cockpit 04-09-2021, 11:10 AM
Replies: 134
Views: 29,801
Posted By vlittle
Here's the final version of the 3" instrument. ...

Here's the final version of the 3" instrument. The 2" will use the same buttons. The screen size is the same between the two (2.4" diagonal).

I like the retro 90's Walkman look to the buttons.

In...
Forum: Glass Cockpit 04-05-2021, 11:06 PM
Replies: 134
Views: 29,801
Posted By vlittle
I am putting an OnSpeed ADAHRS in my new build,...

I am putting an OnSpeed ADAHRS in my new build, plus 6 panel mounted displays and one on the glare shield. Rather than drive the displays from my SkyView, I will use the OnSpeed box and have a...
Forum: Glass Cockpit 04-05-2021, 07:50 PM
Replies: 134
Views: 29,801
Posted By vlittle
For those who are curious, here is a video of a...

For those who are curious, here is a video of a glareshield mounted huVVer-AVI-2 in my Harmon Rocket.

The video was made to establish how the device compared to my SkyView screen with direct...
Forum: Glass Cockpit 04-05-2021, 09:24 AM
Replies: 134
Views: 29,801
Posted By vlittle
I worked with GRT about 15 years ago with my...

I worked with GRT about 15 years ago with my original AOA display module. After that, no contact. I'd be happy to support them again. I already support Dynon/AFS and Garmin (G3X &G5) streams (in...
Forum: Glass Cockpit 04-05-2021, 09:17 AM
Replies: 134
Views: 29,801
Posted By vlittle
I will contact you offline and get this...

I will contact you offline and get this happening. There is a dimensioned drawing in the document here: http://www.huvver.tech/wp-content/uploads/huVVer-AVI-V1.pdf (will fit into standard instrument...
Forum: Glass Cockpit 04-05-2021, 09:00 AM
Replies: 134
Views: 29,801
Posted By vlittle
3D printing, modern electronics, display...

3D printing, modern electronics, display technology, and pcb assembly services have finally converged to make it economical.

Writing the libraries was the most difficult part (and I ain't done...
Forum: Glass Cockpit 04-04-2021, 07:19 PM
Replies: 134
Views: 29,801
Posted By vlittle
Completed flight tests, removed the M5 version...

Completed flight tests, removed the M5 version and replaced it with the 2” (2.4”) bright screen device. A bunch of these should be out in the wild soon. Will be including the OnSpeed AOA display....
Forum: Electrical Systems 03-26-2021, 07:11 PM
Replies: 61
Views: 6,108
Posted By vlittle
Nickel is good except in high humidity...

Nickel is good except in high humidity environments. Tin is resistant to water. So Deutsch connectors need to be sealed, while it is not a requirement for tin. So itís a never-ending debate.
Forum: Electrical Systems 03-25-2021, 01:37 PM
Replies: 61
Views: 6,108
Posted By vlittle
Gold plating is not a panacea. Gold is used for...

Gold plating is not a panacea. Gold is used for 'dry' connections (i.e. low current) such as low voltage signals. Put any appreciable load current through a gold plated connector and the gold will...
Forum: RV-12/RV-12iS 03-23-2021, 09:27 AM
Replies: 12
Views: 1,103
Posted By vlittle
It looks to me that your battery is not charging....

It looks to me that your battery is not charging. 13.5 volts is too low to effectively charge you battery and at 12.8 volts, your battery is not charging at all.

Nevertheless, your trim motor...
Forum: Electrical Systems 03-20-2021, 06:11 PM
Replies: 61
Views: 6,108
Posted By vlittle
I’m an EE with well over 40 years designing...

I’m an EE with well over 40 years designing systems, boards and semiconductors. In my experience, connectors and sockets of any kind need careful attention to detail.

If you own your aircraft...
Forum: RV General Discussion/News 03-14-2021, 12:53 PM
Replies: 2
Views: 1,220
Posted By vlittle
Well, my past has caught up with me! 15 years...

Well, my past has caught up with me! 15 years ago, seems like a simpler time when these newfangled EFIS systems were introduced.

Good news on this front. www.flyOnSpeed.org is providing some...
Forum: Rocket 03-05-2021, 08:58 AM
Replies: 9
Views: 1,717
Posted By vlittle
Here's my pics. You can see where I shrunk the...

Here's my pics. You can see where I shrunk the...
Forum: Glass Cockpit 03-03-2021, 10:10 AM
Replies: 134
Views: 29,801
Posted By vlittle
One day, the heading indicator will migrate to a...

One day, the heading indicator will migrate to a full HSI, which can include a turn rate indicator. Right now, there is a turn rate indicator on the attitude display.

The beauty of open-source is...
Forum: Glass Cockpit 03-03-2021, 08:43 AM
Replies: 134
Views: 29,801
Posted By vlittle
Clearly, Rob is a better photographer than I am. ...

Clearly, Rob is a better photographer than I am. :)
Forum: Glass Cockpit 03-02-2021, 06:06 PM
Replies: 134
Views: 29,801
Posted By vlittle
News flash **** Victoria, BC ****, March 2, 2021....

News flash **** Victoria, BC ****, March 2, 2021. Flight testing complete, no issues found. There were no bugs found, except for the Bugs that are supposed to be there... heading, altitude, airspeed,...
Forum: Glass Cockpit 03-02-2021, 05:56 PM
Replies: 134
Views: 29,801
Posted By vlittle
I am currently finalizing documentation, so give...

I am currently finalizing documentation, so give me some more time. In the meantime, you can buy an M5Stack (basic black is what you want) from your favorite online supplier for evaluation.

V
Forum: Glass Cockpit 03-02-2021, 05:53 PM
Replies: 134
Views: 29,801
Posted By vlittle
Sorry, I donít need an RV-6. I have a Rocket. Is...

Sorry, I donít need an RV-6. I have a Rocket. Is that what you meant😊?
Forum: Glass Cockpit 03-02-2021, 11:59 AM
Replies: 134
Views: 29,801
Posted By vlittle
Please send vaccines to Canada. Your welcome!

Please send vaccines to Canada. Your welcome!
Forum: Glass Cockpit 03-02-2021, 11:10 AM
Replies: 134
Views: 29,801
Posted By vlittle
Well, time to unleash the dragon on the unwilling...

Well, time to unleash the dragon on the unwilling population of VAF.

I have now posted an updated gauge library (Beta 3) on my huVVer.tech site. What's new about this is that it has been refined...
Forum: RV General Discussion/News 03-01-2021, 10:05 AM
Replies: 8
Views: 995
Posted By vlittle
Airplanes are like houses. You will never be...

Airplanes are like houses. You will never be able to totally seal up the structure to prevent water intrusion or condensation. The secret is to allow the water to get out.

In aircraft that may...
Forum: Traditional Aircraft Engines 03-01-2021, 09:54 AM
Replies: 10
Views: 1,053
Posted By vlittle
Did I miss something here? Changing RPM will...

Did I miss something here? Changing RPM will also change ignition timing advance in most EI systems. So you are changing two variables at once.

Combustion speed changes with mixture. For a given...
Forum: Glass Cockpit 02-19-2021, 10:00 PM
Replies: 134
Views: 29,801
Posted By vlittle
For the one or two folks who are following this...

For the one or two folks who are following this thread:
A new software release is available for the M5Stack (and future hardware that I am developing).

This what I call Beta 2 software: A complete...
Forum: Traditional Aircraft Engines 02-16-2021, 11:01 PM
Replies: 7
Views: 989
Posted By vlittle
The cylinder number is stamped on the spark plug...

The cylinder number is stamped on the spark plug nut at the end of the wires.
Forum: Canada 02-09-2021, 10:53 AM
Replies: 9
Views: 582
Posted By vlittle
There is a consistent error in Jeppesen's...

There is a consistent error in Jeppesen's database that I reported years ago, was fixed, then reverted back on a subsequent cycle.

We have these weird class E control zones in Penticton, Princeton...
Forum: Electrical Systems 02-08-2021, 10:09 AM
Replies: 8
Views: 1,872
Posted By vlittle
It's good practice for avionics manufacturers to...

It's good practice for avionics manufacturers to have some kind of fuse inside of the device so that an internal failure does not cause a serious smoking or fire hazard.

Sometimes, I've used just a...
Forum: Glass Cockpit 02-03-2021, 07:47 AM
Replies: 134
Views: 29,801
Posted By vlittle
Just one more thing.... Dynon announced...

Just one more thing.... Dynon announced yesterday that it has opened up WiFi streaming of it's data. My devices are designed to support this, I just have to complete testing over the next few...
Forum: Glass Cockpit 02-01-2021, 02:56 PM
Replies: 134
Views: 29,801
Posted By vlittle
I've spent several months optimizing my...

I've spent several months optimizing my GaugeWidgets library and designing a new, high-brightness universal instrument.

Th M5Stack-based version works well for many applications under the...
Forum: Engine Monitors 01-26-2021, 08:00 AM
Replies: 4
Views: 349
Posted By vlittle
For short distances, you could use barbed wire,...

For short distances, you could use barbed wire, but...

If you are looking for a ready source of twisted pair, use wire from an ethernet cable. Not tefzel, but for this application is o.k.

Back...
Forum: Engine Monitors 01-16-2021, 06:24 PM
Replies: 3
Views: 404
Posted By vlittle
EGT and CHT probes are 100% compatible.

EGT and CHT probes are 100% compatible.
Forum: Electrical Systems 01-10-2021, 06:45 AM
Replies: 4
Views: 569
Posted By vlittle
I think the setup is a lot like mine. I use a...

I think the setup is a lot like mine. I use a switch to either arm the stick switch or turn on the pump directly, with a lamp and EFIS input connected to the relay. The LED is connected to +12 and...
Forum: Electronic Ignition Systems 01-04-2021, 10:18 AM
Replies: 53
Views: 6,712
Posted By vlittle
A good lesson for us all. Modern electronic...

A good lesson for us all. Modern electronic ignitions will fire plugs, even with bad plugs and wires, up to the point where things go south. Check the wires and plugs at every annual.

With...
Forum: RV General Discussion/News 01-02-2021, 10:02 AM
Replies: 4
Views: 1,599
Posted By vlittle
IMHO, use tail dragger techniques for landing a...

IMHO, use tail dragger techniques for landing a nose wheel aircraft. I learned to keep the nose wheel of my 9A off the ground until ready to turn off the runway. This skill made my transition to a...
Forum: Reviews 12-31-2020, 11:00 AM
Replies: 13
Views: 1,889
Posted By vlittle
I had one of these that I bought in 2007 ish....

I had one of these that I bought in 2007 ish. Rube Goldberg type design, but lasted almost 10 years before corroding away the humidity sensor and circuit board and being retired.

Now I just...
Forum: RV General Discussion/News 12-23-2020, 05:56 PM
Replies: 36
Views: 3,796
Posted By vlittle
I put a separate pushbutton on the panel for...

I put a separate pushbutton on the panel for IDENT. Connects directly to the transponder.

Unfortunately, my next airplane cannot use Dynon's transponder. I will install a tailBeaconX for diversity,...
Forum: Safety 12-21-2020, 10:41 AM
Replies: 32
Views: 4,643
Posted By vlittle
I sharpened the tips and heel of a hefty Crescent...

I sharpened the tips and heel of a hefty Crescent wrench. The sharp points and heft help break the canopy and to snap off the sharp edges, I open the jaws a bit.

Best of all, I have a useful tool...
Forum: RV-9/9A 12-19-2020, 10:19 AM
Replies: 75
Views: 9,123
Posted By vlittle
I have a throttle grip momentary switch. Press...

I have a throttle grip momentary switch. Press it up and it configures the flaps and pitch trim to takeoff positions. Press it down and it configures the flaps and trim in the landing positions...
Forum: Electrical Systems 12-19-2020, 09:41 AM
Replies: 9
Views: 769
Posted By vlittle
I prewired my wing tips so that I could easily...

I prewired my wing tips so that I could easily modify the grounding as required. The shield carried the power return and could be connected to the airframe near the wingtip, at the fuselage terminal...
Forum: COMM 12-13-2020, 12:39 PM
Replies: 4
Views: 685
Posted By vlittle
The FARO unit is pretty sweet. Itís only drawback...

The FARO unit is pretty sweet. Itís only drawback is another cable in the cockpit. My design has been working fine for years, but does require some custom work.

Go for it.
Forum: Electrical Systems 12-12-2020, 09:24 PM
Replies: 9
Views: 972
Posted By vlittle
That's the way to do it, but you need at least...

That's the way to do it, but you need at least two switches side by side to retain the plate.

V
Forum: Electrical Systems 11-27-2020, 09:06 AM
Replies: 8
Views: 1,608
Posted By vlittle
From the archives

(The following is an excerpt from an article I wrote 14 years ago):

Terror at 3100 feet

An exaggeration by Vern Little.

January 24th, 2006—a beautiful, sunny day after a month of steady rain. ...
Forum: Traditional Aircraft Engines 11-26-2020, 08:29 AM
Replies: 4
Views: 850
Posted By vlittle
You also need to purge air out of the oil cooler....

You also need to purge air out of the oil cooler. Temporarily remove the outlet from the cooler and fashion a drain hose into a bucket. Turn the prop until the air bubbles stop, then reconnect...
Forum: Rocket 11-22-2020, 10:16 PM
Replies: 4
Views: 1,003
Posted By vlittle
I've done 2-1/2 turns in both directions, solo. ...

I've done 2-1/2 turns in both directions, solo. Not my favorite thing. Recovery was conventional, but a lot of altitude is necessary.
Forum: COMM 10-30-2020, 06:41 PM
Replies: 5
Views: 883
Posted By vlittle
Many of my designs are open sourced at...

Many of my designs are open sourced at www.huvver.tech .

Vern
Forum: ADS-B 10-30-2020, 10:05 AM
Replies: 18
Views: 4,027
Posted By vlittle
Only in the US. Should you wish to fly your...

Only in the US. Should you wish to fly your aircraft internationally (Canada, Mexico, etc.) you should (shall) require a diversity transponder for satellite based ADS-B. Regulations on this are...
Forum: COMM 10-28-2020, 07:40 PM
Replies: 4
Views: 931
Posted By vlittle
I used to make and sell a tone generator in a...

I used to make and sell a tone generator in a nice package. Not a profitable business.

V
Forum: Electrical Systems 10-21-2020, 09:58 AM
Replies: 29
Views: 4,222
Posted By vlittle
The Aussies have a good how-to manual....

The Aussies have a good how-to manual. https://www.casa.gov.au/files/021c99pdf

V
Forum: Electronic Ignition Systems 10-19-2020, 09:20 AM
Replies: 218
Views: 51,027
Posted By vlittle
Interesting technique, I'll give it a try. I...

Interesting technique, I'll give it a try. I have checked with the IO-540 operations manual, and I can go as low as 2200 RPM at sea level and LOP for a modest climb.

V
Forum: Electronic Ignition Systems 10-18-2020, 07:08 PM
Replies: 218
Views: 51,027
Posted By vlittle
The point I was trying to make, is that a partial...

The point I was trying to make, is that a partial power climb can benefit from a more conservative advance. I know that SDS has an LOP switch for cruise, which means that you have a more...
Forum: Electronic Ignition Systems 10-17-2020, 07:39 PM
Replies: 218
Views: 51,027
Posted By vlittle
MAP and Pressure Altitude

This question is directed at Ross, but can be commented by other knowledgable folks:

Why not adjust timing with both MAP and pressure altitude?

Here's why: A partial throttle climb will force most...
Forum: Canada 10-17-2020, 06:55 PM
Replies: 4
Views: 3,008
Posted By vlittle
I moved a partially completed Harmon Rocket, plus...

I moved a partially completed Harmon Rocket, plus the contents of my workshop on a 12x8 trailer, but it was only a relatively short trip. Everything was tied down using metal strapping screwed into...
Forum: RV General Discussion/News 10-14-2020, 11:29 AM
Replies: 5
Views: 1,817
Posted By vlittle
I’ve used both. I fly with Phillips 20W50...

I’ve used both. I fly with Phillips 20W50 normally. I am worried more about rust than wear in my climate.
Forum: Flight Testing 10-09-2020, 06:38 PM
Replies: 28
Views: 5,828
Posted By vlittle
A lot of confirmation bias going on here. If you...

A lot of confirmation bias going on here. If you completed phase 1 and are confident in your airplane, bearing in mind that it may not be fully broken in, AND you are totally confident in your...
Forum: RV Photo/Video URLs 10-02-2020, 06:00 PM
Replies: 5
Views: 2,307
Posted By vlittle
Thanks to WAT for rapid delivery of my contest...

Thanks to WAT for rapid delivery of my contest prize. This is a nice piece of kit, TSOíd and legal for night ops.

Vern
Forum: Rocket 10-02-2020, 09:55 AM
Replies: 7
Views: 2,464
Posted By vlittle
Every RV pilot, should at some time in their...

Every RV pilot, should at some time in their life, fly a Rocket. It's not hard to fly, you just have to think faster.

V
Forum: Electrical Systems 10-01-2020, 04:49 PM
Replies: 24
Views: 3,136
Posted By vlittle
Since I used relays to switch all loads, it was...

Since I used relays to switch all loads, it was easy to build an interlock on my Master switch. YMMV.


http://www.vx-aviation.com/sprocket/photos/panel_elec/schematics-2/MASTER.pdf
Forum: RV Photo/Video URLs 09-25-2020, 09:34 AM
Replies: 5
Views: 2,307
Posted By vlittle
I like your pictures, but I don't hold the...

I like your pictures, but I don't hold the copyright to them. I also have an awesome in-flight photo of my RV-9A that you may have shot, same issue. Since you are technically a professional...
Forum: Electrical Systems 09-19-2020, 12:47 PM
Replies: 20
Views: 3,408
Posted By vlittle
One day, almost 30 years ago, the manager of...

One day, almost 30 years ago, the manager of analog design at our start-up semiconductor company was having trouble with a design.

For those interested, it was an analog front-end for a T1...
Forum: Alternative Engines 09-08-2020, 09:36 AM
Replies: 35
Views: 5,353
Posted By vlittle
This is not a joke: This song inspired the...

This is not a joke: This song inspired the development of Opener’s aircraft.

https://m.youtube.com/watch?v=qjLBXb1kgMo

Seriously, an electric aircraft would benefit from a clean sheet design. ...
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