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Search: Posts Made By: spatsch
Forum: Northeast 09-18-2018, 09:08 AM
Replies: 12
Views: 970
Posted By spatsch
Thanks for being a great host! My family also...

Thanks for being a great host!

My family also enjoyed the fresh lobster I took home I am sure I will be back.


Oliver
Forum: RV-8/8A 09-11-2018, 03:00 PM
Replies: 10
Views: 1,394
Posted By spatsch
To answer your question. Yes that's normal....

To answer your question. Yes that's normal.

Personally I prefer to use a bungee cord to pull the right passenger rudder pedal forward in cruise over a wedge. The problem with adjusting the fin or...
Forum: ADS-B 08-31-2018, 05:43 AM
Replies: 19
Views: 3,940
Posted By spatsch
Likely somebody else used the mode-s code...

Likely somebody else used the mode-s code associated with your N number in his ADS-B equipment. Just last weekend I followed in another airplane on landing and the N number I received from him via...
Forum: Electrical Systems 08-27-2018, 06:21 PM
Replies: 14
Views: 873
Posted By spatsch
OK I owe you a beer or something. Went to the...

OK I owe you a beer or something.

Went to the airport after work. I could reproduce the issue now reliably:

1. Switch alternator off to let battery drain a bit.
2. Switch alternator on --...
Forum: Electrical Systems 08-27-2018, 12:42 PM
Replies: 14
Views: 873
Posted By spatsch
OK you convinced me. So I figured I will perform...

OK you convinced me. So I figured I will perform the following tasks in that order when I head back out to the airport:

1. Reproduce the fault and fault behavior -- make sure I didn't overlook...
Forum: Electrical Systems 08-27-2018, 10:38 AM
Replies: 14
Views: 873
Posted By spatsch
Interesting. Time is 3ms. I would totally go...

Interesting. Time is 3ms.

I would totally go for this explanation if they system hadn't worked just fine for 4 years... . So why now ... .

Thx

Oliver
Forum: Electrical Systems 08-27-2018, 05:48 AM
Replies: 14
Views: 873
Posted By spatsch
Yes the alternator is on the top of my list too....

Yes the alternator is on the top of my list too. So will try that and see what happens.

Just to be clear though it doesn't trigger the over voltage on the VP-X it triggers the short on the...
Forum: Electrical Systems 08-26-2018, 12:40 PM
Replies: 14
Views: 873
Posted By spatsch
Couple of answers. I am using: a Dynon...

Couple of answers. I am using:

a Dynon SV-XPNDR-261

http://www.dynonavionics.com/mode-s-transponders.php

with whatever setting Dynon configures it by default.

It's the only device on the circuit....
Forum: Electrical Systems 08-25-2018, 05:09 PM
Replies: 14
Views: 873
Posted By spatsch
Transient Short Indicator -- Dynon, EarthX, VP-X

Need some help from the brain trust.

First my setup.

I got a standard alternator (for IO360 M1B from Vans) an EarthX battery a VP-X pro and a Dynon (including there transponder) as well as a Garmin...
Forum: RV General Discussion/News 08-20-2018, 01:31 PM
Replies: 8
Views: 1,073
Posted By spatsch
Great write up! Was glad to finally meet the...

Great write up!

Was glad to finally meet the RV Sportsman leader!

Watching you did motivate me to finally start working on my own free. Maybe I will get it together before Mason Dixon.

Hope to...
Forum: RV General Discussion/News 06-28-2018, 10:52 AM
Replies: 19
Views: 2,707
Posted By spatsch
I did follow the instructions sanded it all to...

I did follow the instructions sanded it all to get it smooth and afterwards thoroughly cleaned it with alcohol using gloves to not recontaminate with my hands. I did not fill pinholes as the...
Forum: RV General Discussion/News 06-27-2018, 05:25 PM
Replies: 19
Views: 2,707
Posted By spatsch
Yes.... . Let me give a little bit of...

Yes.... .

Let me give a little bit of background. I finished my Rv-8 about 3.5 years ago and have flown it for about 350 hours since.

I flew the airplane completely unfinished for a year and a half...
Forum: RV-8/8A 06-26-2018, 01:58 PM
Replies: 32
Views: 4,967
Posted By spatsch
Agree. As for passengers it depends what kind...

Agree.

As for passengers it depends what kind of acro you want to do. A gentle roll and loop with a passenger isn't a problem. I wouldn't want to use either as a basic trainer. If you are looking...
Forum: Traditional Aircraft Engines 06-20-2018, 07:40 AM
Replies: 22
Views: 3,201
Posted By spatsch
Good question. I never measured it that...

Good question. I never measured it that precisely. It does seem that spin entry to the right is quit a bit slower but I never timed that precisely either.

Oliver
Forum: Traditional Aircraft Engines 06-20-2018, 04:56 AM
Replies: 22
Views: 3,201
Posted By spatsch
Now you got me intrigued. I was pretty sure it...

Now you got me intrigued. I was pretty sure it was fuel going to the outside as I can reproduce the same effect if I do 6-8 rolls in a row (compared to the airplanes you mention I don't have inverted...
Forum: Traditional Aircraft Engines 06-19-2018, 03:22 PM
Replies: 22
Views: 3,201
Posted By spatsch
Here is a video of a 47 turn (I think ...)...

Here is a video of a 47 turn (I think ...) spin:

http://www.spatscheck.com/oliver/Spin.mp4

the engine quits because fuel gets pushed to the outside of the tank so the engine starves. Prop stops...
Forum: RV-8/8A 06-03-2018, 08:05 AM
Replies: 8
Views: 1,427
Posted By spatsch
During phase 1 I measured without inverted oil or...

During phase 1 I measured without inverted oil or fuel pick up on an IO360 M1B with fixed pitch prop the following oil pressures inverted:

80psi->50psi = 3 seconds ( min for continues ops at full...
Forum: Places To Fly...Things to See...Things to Eat 05-29-2018, 11:23 AM
Replies: 22
Views: 2,098
Posted By spatsch
Thanks for hosting the fly in. My son and I had a...

Thanks for hosting the fly in. My son and I had a great time. Sorry for heading out early but I just wasn't sure if those T-storms would show up on my way home to NJ or not .... .

Thx

Oliver
Forum: RV General Discussion/News 05-21-2018, 11:15 AM
Replies: 23
Views: 3,544
Posted By spatsch
Sorry if I confused people with my reply. I...

Sorry if I confused people with my reply.

I don't consider fuel injection part of an inverted system.... . So for me inverted system means inverted fuel pickup and oil. Hope that explains it.

And...
Forum: RV General Discussion/News 05-19-2018, 08:58 PM
Replies: 23
Views: 3,544
Posted By spatsch
I think you are mixing two things up. I agree...

I think you are mixing two things up.

I agree that you want an engine with fuel injection to prevent your engine from quitting, however, you donít need an inverted system for sportsman.

I donít...
Forum: RV General Discussion/News 05-19-2018, 05:21 PM
Replies: 23
Views: 3,544
Posted By spatsch
Speed clearly helps your roll. 150mph is plenty,...

Speed clearly helps your roll. 150mph is plenty, faster doesn't hurt.

The current sportsman routine has a roll after an immelman turn. The max speed I can get to before flying out of the box in...
Forum: RV General Discussion/News 05-11-2018, 07:34 PM
Replies: 41
Views: 4,612
Posted By spatsch
I think what people frequently overlook in those...

I think what people frequently overlook in those matters is the fact that they might eventually sell the airplane.

Now you could argue that you can increase your max cross to 2000lb as you really...
Forum: Northeast 05-11-2018, 07:09 PM
Replies: 8
Views: 1,195
Posted By spatsch
Yes can recommend Damian his place is called...

Yes can recommend Damian his place is called Andover Flight Academy itís at Aeroflex airport.

Oliver
Forum: RV-8/8A 05-05-2018, 03:23 PM
Replies: 39
Views: 3,579
Posted By spatsch
Agree there are two holes only one of them will...

Agree there are two holes only one of them will give you an interference free route when the rudder cables are under tension. I would ensure that this is interference free before the next flight....
Forum: Safety 05-04-2018, 04:43 AM
Replies: 65
Views: 8,872
Posted By spatsch
Totally agree. I donít find color particularly...

Totally agree. I donít find color particularly useful and aircraft type marginally useful ( knowing itís a single engine low wing helps, listening to an exotic airplane type doesnít ).

What I do...
Forum: RV General Discussion/News 01-14-2018, 02:04 PM
Replies: 0
Views: 563
Posted By spatsch
2018 IAC Sportsman and your engine

I frequently get the question:

"Do you need an inverted system to fly the IAC Sportsman routine in a contest?"

As others have stated before you don't. However, I figured people might like to see...
Forum: RV General Discussion/News 01-10-2018, 01:02 PM
Replies: 41
Views: 10,117
Posted By spatsch
I did use the end roll piece approach to vinyl...

I did use the end roll piece approach to vinyl wrapping and had my kids cut them before applying (nice family project ...):

http://www.spatscheck.com/oliver/patches.jpg

my EAA chapter calls me now...
Forum: RV-9/9A 01-08-2018, 07:30 AM
Replies: 9
Views: 1,652
Posted By spatsch
I had a good experiences with this...

I had a good experiences with this approach:

https://www.polyvance.com/pfxcanopy.php-1

not invisible but haven't had any issues since.

Oliver
Forum: RV General Discussion/News 12-30-2017, 09:30 PM
Replies: 40
Views: 8,769
Posted By spatsch
Thatís from my phase 1 flight testing. Simple top...

Thatís from my phase 1 flight testing. Simple top of a loop with a go pro from the wingtip. As you can see looking at my body I was carrying way to many positive Gís I hope I improved somewhat since...
Forum: RV General Discussion/News 12-30-2017, 08:42 PM
Replies: 40
Views: 8,769
Posted By spatsch
To add to this even if you had an inverted system...

To add to this even if you had an inverted system at 0g (which you should have on a straight up or down line) the valve on the breather line will not be properly closed in either direction so some...
Forum: RV-14 10-22-2017, 01:37 PM
Replies: 14
Views: 2,834
Posted By spatsch
Here you go: Loops, Horizontal Eights 140-190...

Here you go:

Loops, Horizontal Eights 140-190 MPH
Immelman Turns 150-190
Aileron Rolls, Barrel Rolls 120-190
Snap Rolls 80-110
Vertical Rolls 180-190
Split-S 100-110

I have no first hand experience...
Forum: RV General Discussion/News 10-22-2017, 09:44 AM
Replies: 22
Views: 3,666
Posted By spatsch
I actually disagree. You could fix this easily...

I actually disagree. You could fix this easily and fly another 2150 hours with it.

Yours looks MUCH better then that:

https://www.polyvance.com/pfxcanopy.php-1

grind out in a V shape, fill,...
Forum: Mid-Atlantic 10-20-2017, 05:34 PM
Replies: 4
Views: 813
Posted By spatsch
I don't have an answer to your original question...

I don't have an answer to your original question but wanted to point out a couple of other things which might interest you.

Many IAC chapters have practice days. Now to fly you need to be a member...
Forum: Safety 10-19-2017, 01:37 PM
Replies: 13
Views: 3,721
Posted By spatsch
+1 I feel sorry that you had to figure it out...

+1

I feel sorry that you had to figure it out that way but I thought that was extremely useful info.

Thanks for posting!

Oliver
Forum: Electronic Ignition Systems 10-14-2017, 08:56 AM
Replies: 165
Views: 24,258
Posted By spatsch
I was applauding your approach of trying to bring...

I was applauding your approach of trying to bring logic to this until you made above unsubstantiated claim.

What data do you have to back this up in any way?

You seem to imply that physical TDC...
Forum: Electronic Ignition Systems 10-10-2017, 05:50 PM
Replies: 165
Views: 24,258
Posted By spatsch
This certainly affects US pilots too. Here just...

This certainly affects US pilots too. Here just one NTSB report with two fatalities:

https://www.aopa.org/asf//ntsb/narrative.cfm?ackey=1&evid=20050815X01247

This is also thought as part of the...
Forum: RV General Discussion/News 09-17-2017, 04:09 PM
Replies: 22
Views: 3,578
Posted By spatsch
That's VERY common. Without an adjustable rudder...

That's VERY common. Without an adjustable rudder trim there will always be airspeed/power combinations at which your airplane does not fly coordinated hands (or feet ) off. Just think about how much...
Forum: COMM 09-12-2017, 06:13 PM
Replies: 13
Views: 1,302
Posted By spatsch
Yes happened to me too and they fixed it no...

Yes happened to me too and they fixed it no charge. Something like:

https://www.digikey.com/en/product-highlight/w/wurth-electronics/d-sub-filter-connectors

might fix the problem too when inserted...
Forum: Nosewheel vs. Tailwheel 09-08-2017, 11:44 AM
Replies: 32
Views: 6,743
Posted By spatsch
I am not sure what the actual numbers are I...

I am not sure what the actual numbers are I landed at certainly north of 20kts.

As others have stated what AWOS etc. reports and what is actually real at the instance of touch down are often quite...
Forum: RV General Discussion/News 09-01-2017, 02:06 PM
Replies: 5
Views: 1,023
Posted By spatsch
Yes I am struggling with the Cuban. 1/2 rolls in...

Yes I am struggling with the Cuban. 1/2 rolls in the middle, 45 degree line, partial loops at same altitude with same radius lots of things to get wrong.... . I finally had the 1/2 rolls in the...
Forum: RV General Discussion/News 09-01-2017, 09:47 AM
Replies: 5
Views: 1,023
Posted By spatsch
North East Acro Contest

Last weekend I finished my 3rd acro contest (2nd sportsman contest) and I am still somewhat disappointed that there are no other RVs around in the North/East. Only one I saw was Ron last year at...
Forum: Electrical Systems 08-18-2017, 06:37 AM
Replies: 18
Views: 2,511
Posted By spatsch
Not quite. I just swapped and if you use a hold...

Not quite. I just swapped and if you use a hold down bracket such as:

http://www.aircraftspruce.com/catalog/elpages/odysseydry9.php?clickkey=7358

the EarthX is just a tinny bit taller. Now the...
Forum: RV-8/8A 08-07-2017, 08:35 AM
Replies: 10
Views: 2,220
Posted By spatsch
I used this...

I used this approach:

https://www.polyvance.com/pfxcanopy.php-1

Worked fine.

Oliver
Forum: RV-10 08-02-2017, 11:07 AM
Replies: 7
Views: 1,084
Posted By spatsch
FYI the NOTAMs are out they start on the 4th end...

FYI the NOTAMs are out they start on the 4th end on the 20th. There are two. The arrival one does cover the Hudson River SFRA the main one actually excludes it explicitly. So you could still fly the...
Forum: RV-10 07-28-2017, 05:59 AM
Replies: 7
Views: 1,084
Posted By spatsch
Just be aware that currently they are planing for...

Just be aware that currently they are planing for a POTUS TFR out of Bedminster 8/3-8/20 so that will shut down the corridor too (as well as Vlad unless he evacuates first as he is in the 10 mile...
Forum: RV General Discussion/News 07-27-2017, 10:54 AM
Replies: 20
Views: 3,618
Posted By spatsch
I think actually the more interesting number...

I think actually the more interesting number is:

Positive and negative gusts of 25 f.p.s. at VD must be considered at altitudes between sea level and 20,000 feet. The gust velocity may be reduced...
Forum: Safety 07-24-2017, 03:13 PM
Replies: 48
Views: 7,091
Posted By spatsch
Here an interesting...

Here an interesting...
Forum: ADS-B 07-21-2017, 09:18 AM
Replies: 20
Views: 3,872
Posted By spatsch
Guess I must be doing something wrong. I got the...

Guess I must be doing something wrong. I got the SV-ADSB-470 and Foreflight and am not seeing the weather.... . Are there any settings I need to worry about?

Will try again when I am at the airport...
Forum: ADS-B 07-21-2017, 08:19 AM
Replies: 20
Views: 3,872
Posted By spatsch
This does generate a dilemma for me. I like...

This does generate a dilemma for me. I like having my iPa/foreflight hooked up to my Dynon so I can transfer flight plans via Wifi.

On the other hand I would like weather/traffic on my iPad too (I...
Forum: RV-7/7A 07-20-2017, 08:19 PM
Replies: 14
Views: 2,298
Posted By spatsch
How do you measure your role rate? Reason I...

How do you measure your role rate?

Reason I asked is that I noticed a lower roll rate then I though I should have in my RV-8 at one point too.

I was certain I was using full aileron deflection,...
Forum: Safety 07-20-2017, 02:54 PM
Replies: 48
Views: 7,091
Posted By spatsch
buttered -- I like to live dangerously :D

buttered -- I like to live dangerously :D
Forum: RV-7/7A 07-11-2017, 04:06 PM
Replies: 23
Views: 4,580
Posted By spatsch
I wouldn't really worry about it. It happens with...

I wouldn't really worry about it. It happens with my RV-8 at certain speeds too. The first time it really got my attention (I hadn't read about it before so it was a surprise during phase 1...) after...
Forum: ADS-B 06-28-2017, 06:00 PM
Replies: 12
Views: 3,641
Posted By spatsch
I uploaded the trace a while back and haven't...

I uploaded the trace a while back and haven't heard anything since and today I noticed that the upcoming TFRs (shutting down the long weekend...) are not shown correctly again. Any update on what's...
Forum: RV General Discussion/News 06-26-2017, 09:18 AM
Replies: 31
Views: 4,191
Posted By spatsch
I was thinking the same thing. Flying the...

I was thinking the same thing. Flying the LS-3(glider) I owned a couple of years ago it was standard practice to start the ground role with negative flaps and take off by moving the flaps positive. ...
Forum: RV General Discussion/News 06-17-2017, 11:32 AM
Replies: 14
Views: 1,699
Posted By spatsch
Well it does make one wonder what the real max...

Well it does make one wonder what the real max RPM on a Lycoming engine is if one listens to certain one designs (more so then S1s) on a downline.

However, that wasn't my point. My point was that...
Forum: RV General Discussion/News 06-17-2017, 09:49 AM
Replies: 14
Views: 1,699
Posted By spatsch
You mean add a second wing for drag ? Now that...

You mean add a second wing for drag ?

Now that would be an interesting mod on an RV-8.... .

Oliver
Forum: RV General Discussion/News 06-17-2017, 08:24 AM
Replies: 14
Views: 1,699
Posted By spatsch
Just want to second this. I have no flop tube...

Just want to second this.

I have no flop tube and no inverted oil. Have been practicing the Sportsman for a while and flew my first Sportsman contest last month. I never had a stumble during the...
Forum: RV-8/8A 06-14-2017, 07:08 AM
Replies: 8
Views: 1,481
Posted By spatsch
I don't have a canopy but I figured I point out...

I don't have a canopy but I figured I point out that cracks can be fixed e.g.:

https://www.polyvance.com/pfxcanopy.php-1

in particular behind the rear seat (common) the crack won't be in anybody's...
Forum: RV-8/8A 05-31-2017, 11:17 AM
Replies: 25
Views: 4,467
Posted By spatsch
Mine is 1:10 with an IO-360 fixed pitch Sensenich...

Mine is 1:10 with an IO-360 fixed pitch Sensenich prop with the engine off at 90mph. Prop doesn't stop windmilling unless I get into a stall (and loose a lot of altitude doing so) so I wouldn't try...
Forum: ADS-B 05-09-2017, 12:42 PM
Replies: 12
Views: 3,641
Posted By spatsch
Should still be on my airplane. Will download it...

Should still be on my airplane. Will download it over the weekend and send it to you.

Oliver
Forum: ADS-B 05-08-2017, 01:49 PM
Replies: 12
Views: 3,641
Posted By spatsch
You need a transponder with assigned code. Oliver

You need a transponder with assigned code.

Oliver
Forum: ADS-B 05-08-2017, 12:38 PM
Replies: 12
Views: 3,641
Posted By spatsch
Yes that's what I did Sunday with my RV-8 and got...

Yes that's what I did Sunday with my RV-8 and got the odd Dynon display. Unfortunately Vlad is in the inner ring and NORAD, glider and acrobatics are all prohibited in both rings... .

Oliver
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