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Search: Posts Made By: Jordan1976
Forum: Traditional Aircraft Engines 03-28-2019, 01:12 PM
Replies: 13
Views: 3,014
Posted By Jordan1976
Thanks everyone. I feel like I ruled out...

Thanks everyone.

I feel like I ruled out air-fuel issues. All cylinders still peak at the same mixture setting, EGT just peaks 150?F higher than the others when it used to be the same. It doesn't...
Forum: Traditional Aircraft Engines 03-28-2019, 12:06 AM
Replies: 13
Views: 3,014
Posted By Jordan1976
Help: One high EGT

Background: Superior IO-360. 1500 TTSN. Cyl 3 replaced 25 hours ago. Standard slick mags, R&R'd for SB about 10 hours before flight.

Flew outbound for lunch. All EGT's normal, balanced within 20...
Forum: ADS-B 08-01-2017, 01:54 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
The FAR says you must meet the requirements of...

The FAR says you must meet the requirements of the TSO. The Navworx box actually had a TSO-A, which means the FAA was actually stating that it meets the TSO, not just the manufacturer. The original...
Forum: Safety 06-22-2017, 05:50 PM
Replies: 84
Views: 18,958
Posted By Jordan1976
Yes, but given the fuel design of the Sportsman,...

Yes, but given the fuel design of the Sportsman, you can drain one tank completely dry and it will still pull from the other one unless your pressure imbalance is about 1.5 PSI or more, which is darn...
Forum: Glass Cockpit 06-22-2017, 09:08 AM
Replies: 51
Views: 11,394
Posted By Jordan1976
The background here comes from the AIM, and it's...

The background here comes from the AIM, and it's pretty straightforward:



So, it's not WAAS that you need, which is a technology that is in the cheapest devices today. It's an actual TSO. Not meets...
Forum: Glass Cockpit 06-09-2017, 10:17 AM
Replies: 39
Views: 12,429
Posted By Jordan1976
Has anyone calculated the max ground speed vs...

Has anyone calculated the max ground speed vs altitude and altitude vs pitch rate that this could track?

If it fires a laser spot at the ground, then there is some altitude and speed at which it...
Forum: ADS-B 06-06-2017, 12:22 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
If the aircraft has ever transmitted ADS-B OUT...

If the aircraft has ever transmitted ADS-B OUT before, it is not eligible for the rebate. Doesn't matter if the previous ADS-B was compliant or not, certified or not.
Forum: ADS-B 05-10-2017, 09:31 AM
Replies: 162
Views: 42,425
Posted By Jordan1976
The FAA changed the traffic system to need SIL >...

The FAA changed the traffic system to need SIL > 0 to send traffic instead of any SIL. Not "certified," not "compliant" which would be a SIL of 3. Just not zero.

If Navworx had changed their...
Forum: RV General Discussion/News 04-13-2017, 07:35 PM
Replies: 10
Views: 3,576
Posted By Jordan1976
Unfortunately, ADS-B OUT is not experimental....

Unfortunately, ADS-B OUT is not experimental. These are signals sent out which are used to manage the national airspace system, not just your airplane. Things get different when that's true and the...
Forum: RV General Discussion/News 04-13-2017, 06:20 PM
Replies: 10
Views: 3,576
Posted By Jordan1976
The answer to this one is easy. Does the Appareo...

The answer to this one is easy. Does the Appareo ADS-B install manual say you can split the antenna wire and share it? If not, you can't, even if it would technically work.

The FAA expects us to...
Forum: Traditional Aircraft Engines 04-13-2017, 05:01 PM
Replies: 23
Views: 5,633
Posted By Jordan1976
You get a bunch of water in your oil all the time...

You get a bunch of water in your oil all the time due to condensation and blowby when you shut down. As long as your oil temps hit 180F or higher when flying, this will just boil off. So unless your...
Forum: ADS-B 03-23-2017, 02:23 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
A drone cannot use a non-compliant ADS-B OUT...

A drone cannot use a non-compliant ADS-B OUT device to fly in 2020 airspace. The FAA encourages drones to equip with advisory only GPS position sources when flying in places where ADS-B is not...
Forum: Electrical Systems 03-10-2017, 11:19 AM
Replies: 19
Views: 4,765
Posted By Jordan1976
Silicone and other adhesives are used to mount...

Silicone and other adhesives are used to mount and stabilize electronics all the time. Most cell phones today are stuck together with adhesives, not screwed together. One of the ways to make...
Forum: ADS-B 03-09-2017, 03:24 PM
Replies: 12
Views: 7,145
Posted By Jordan1976
An Appareo ESG is $2,795 with a $500 rebate so...

An Appareo ESG is $2,795 with a $500 rebate so you're already there.
Forum: ADS-B 03-08-2017, 01:19 PM
Replies: 33
Views: 13,619
Posted By Jordan1976
Maybe I am misunderstanding, but you have exactly...

Maybe I am misunderstanding, but you have exactly that option. ADS-B is only required if you want to fly in ADS-B airspaces. You can fly in the vast majority of the USA without ADS-B (or a...
Forum: Propellers 02-08-2017, 11:25 AM
Replies: 10
Views: 3,758
Posted By Jordan1976
#2. There's no way any reasonable prop will...

#2. There's no way any reasonable prop will change efficiency enough to make up for the fact that your engine power has changed by 23%. Your real problem will be absorbing 260 HP at 1400 RPM.
Forum: Safety 01-27-2017, 11:49 AM
Replies: 2
Views: 2,014
Posted By Jordan1976
Notice how the bullet does go through it, but the...

Notice how the bullet does go through it, but the 20 MPH foot or pipe doesn't?

Without testing, I wouldn't assume that a 200+ MPH bird wouldn't go through it easily. Materials act quite differently...
Forum: RV General Discussion/News 01-20-2017, 03:11 PM
Replies: 103
Views: 22,131
Posted By Jordan1976
While the FARs lay out the existence of reserved...

While the FARs lay out the existence of reserved N numbers, and the fees associated, I find nowhere that requires the FAA to allow you to transfer a reservation from one party to another. So the FAA...
Forum: RV General Discussion/News 01-20-2017, 02:51 PM
Replies: 103
Views: 22,131
Posted By Jordan1976
Reserved numbers expire every year and must be...

Reserved numbers expire every year and must be renewed for $10. So you have to spend the $6M every year. Only active registrations last 3 years.

You're going to spend $6M+ per year running this...
Forum: RV General Discussion/News 01-20-2017, 11:31 AM
Replies: 103
Views: 22,131
Posted By Jordan1976
FAR 47.15(4)(c): So yes, they get blocks, but...

FAR 47.15(4)(c):



So yes, they get blocks, but they are limited in how many they can get, and they don't get to pick and choose the numbers they get. They will be random. The issue at discussion...
Forum: RV General Discussion/News 01-20-2017, 11:23 AM
Replies: 103
Views: 22,131
Posted By Jordan1976
This is why people don't fully understand why...

This is why people don't fully understand why aviation is so expensive.

There are 268,000 aircraft registered in the USA (all aircraft, including airliners). Not 17 million.

To contrast this, the...
Forum: Electrical Systems 01-16-2017, 06:32 PM
Replies: 8
Views: 2,221
Posted By Jordan1976
Unless you trace all the wires out, I don't think...

Unless you trace all the wires out, I don't think it's fair to say a car has the alternator on when cranking. Are you 100% sure that when the key is in the START position on your car, the alternator...
Forum: ADS-B 01-11-2017, 01:08 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
Multilateration can be used to both back up...

Multilateration can be used to both back up certain ADS-B system failures, as well as provide detection of signals which originate from a different physical location than the payload indicates....
Forum: ADS-B 01-10-2017, 08:49 AM
Replies: 698
Views: 261,662
Posted By Jordan1976
Do you have any evidence that the NexNav Mini is...

Do you have any evidence that the NexNav Mini is inside the EXP? The NexNav mini is about $2,500 and the EXP was $700 originally.



The AD in discussion here says that the issue is that the 600...
Forum: ADS-B 12-03-2016, 09:44 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
The AD claims that the units were originally...

The AD claims that the units were originally TSO'd to SIL=0 and the change to SIL=3 is why the device is no longer in compliance. You can absolutely TSO a SIL=0 device. The whole issue is that a...
Forum: ADS-B 12-03-2016, 09:41 PM
Replies: 16
Views: 6,560
Posted By Jordan1976
The majority of transponder replies in the world...

The majority of transponder replies in the world are due to TCAS interrogations from air transport aircraft. Seeing a reply light on your transponder or another target on a Zaon doesn't mean you are...
Forum: ADS-B 12-03-2016, 12:24 PM
Replies: 16
Views: 6,560
Posted By Jordan1976
Very few aircraft are ADS-B OUT equipped. He...

Very few aircraft are ADS-B OUT equipped. He likely was not equipped.

In this case, the only way to see him is via radar (TIS-B), which requires you to be in a radar coverage area. Does your display...
Forum: RV General Discussion/News 11-22-2016, 01:43 PM
Replies: 4
Views: 1,904
Posted By Jordan1976
There's no one form in the world that could...

There's no one form in the world that could document this. You'd need to know how the current ownership of the plane is structured (LLC, individual, etc) and then read those bylaws to see how they...
Forum: ADS-B 11-22-2016, 01:37 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
Not true. ADS-B ground stations always uplink...

Not true. ADS-B ground stations always uplink FIS-B. This is how portable ADS-B receivers work even though they have no ADS-B OUT at all.

Now, traffic (ADS-R and TIS-B) is only up-linked if the...
Forum: ADS-B 11-22-2016, 12:35 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
There is no way to know what transmitting device...

There is no way to know what transmitting device you are using when outside the plane.

Additionally, weather is broadcast to everyone all the time, even if there are no planes around. They can't...
Forum: ADS-B 11-22-2016, 12:02 PM
Replies: 20
Views: 12,426
Posted By Jordan1976
https://www.faa.gov/news/press_releases/news_story...

https://www.faa.gov/news/press_releases/news_story.cfm?newsId=21154&omniRss=press_releasesAoc&cid=102_P_R
Forum: ADS-B 10-26-2016, 10:14 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
This AD is for a TSO'd unit. From the AD:

This AD is for a TSO'd unit. From the AD:
Forum: ADS-B 10-26-2016, 08:43 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
First and foremost, this AD is for TSO'd units....

First and foremost, this AD is for TSO'd units. SIL has nothing to do with certified/not certified. It's all about the demonstrated reliability of the GPS to not transmit a wrong position. There are...
Forum: ADS-B 10-26-2016, 09:42 AM
Replies: 698
Views: 261,662
Posted By Jordan1976
Another reason you don't get to ignore the AD is...

Another reason you don't get to ignore the AD is that ADS-B is a performance based rule.

FAR 91.225 says:



If the AD goes through, the FAA is telling you that box doesn't meet the performance...
Forum: ADS-B 10-25-2016, 09:12 PM
Replies: 698
Views: 261,662
Posted By Jordan1976
The FAA "turned off" traffic for SIL=0 devices in...

The FAA "turned off" traffic for SIL=0 devices in Jan 2016 for a few reasons. You can read their justification...
Forum: RV-10 08-03-2016, 12:29 PM
Replies: 79
Views: 44,257
Posted By Jordan1976
Another question for Diesels is the cost when you...

Another question for Diesels is the cost when you are at 2,200 hours, not just 2,000 hours.

The Continental that is in the Glasair Sportsman has a TBR (time before replacement) of 2,100 hours, with...
Forum: ADS-B 08-01-2016, 08:46 AM
Replies: 9
Views: 4,044
Posted By Jordan1976
There are different tower types in ADS-B, and...

There are different tower types in ADS-B, and they provide different data. ADS-B only gives Class D and lower METARS within about 300NM of the airport.

So it's possible you were looking too far...
Forum: RV-12/RV-12iS 05-30-2016, 01:11 PM
Replies: 13
Views: 4,957
Posted By Jordan1976
Joe, As someone that has spent about 100 hours in...

Joe,
As someone that has spent about 100 hours in the last 6 months playing with PMA's, I can tell you that they are very complex and don't act like a wall circuit at all. They saturate with current,...
Forum: RV-12/RV-12iS 05-30-2016, 10:53 AM
Replies: 13
Views: 4,957
Posted By Jordan1976
I've actually had a Rotax / Ducati regulator...

I've actually had a Rotax / Ducati regulator apart.

There's really only two Permanent Magnet Alternator regulators: Shunt and Series.

It's a shunt regulator. When the voltage gets too high, it...
Forum: RV General Discussion/News 05-10-2016, 01:14 PM
Replies: 13
Views: 3,413
Posted By Jordan1976
Sounds like this is fallout from the kerfuffle a...

Sounds like this is fallout from the kerfuffle a few years ago where the FAA cracked down on non-aviation use of hangars on airports with federal grants.

The FAA does agree that the initial stages...
Forum: RV General Discussion/News 05-06-2016, 09:30 PM
Replies: 20
Views: 6,781
Posted By Jordan1976
Flightaware has a good FAQ on what / where they...

Flightaware has a good FAQ on what / where they track. Basically, you need to be IFR, or ADS-B in some areas.

https://flightaware.com/about/faq#vfr
Forum: Glass Cockpit 05-04-2016, 01:32 PM
Replies: 44
Views: 8,669
Posted By Jordan1976
This is known as survivorship bias, and does not...

This is known as survivorship bias, and does not mean old things were built better on average. It just means a few of them survived, and those are the only things you remember today. Where's the old...
Forum: RV General Discussion/News 05-04-2016, 10:40 AM
Replies: 69
Views: 22,530
Posted By Jordan1976
One thing to realize is that not all helmets are...

One thing to realize is that not all helmets are the same, and are there for different missions (just like the vehicles they are meant to be used in).

Most fixed wing helmets are there to hold...
Forum: RV-7/7A 04-26-2016, 10:00 AM
Replies: 21
Views: 6,849
Posted By Jordan1976
Is Greg thinking of the Diamonds that don't have...

Is Greg thinking of the Diamonds that don't have vacuum pumps and use a bunch of AA batteries as a backup for the electric AI if the electrical system fails? Far from common, but it exists.
Forum: Traditional Aircraft Engines 03-27-2016, 12:46 PM
Replies: 24
Views: 5,475
Posted By Jordan1976
By that logic, you're at 100% power when on the...

By that logic, you're at 100% power when on the ground and the engine is off. ;)

RPM is a primary factor in power too. So you can just run 29" at 2,000 RPM which is 75% power as well.

In reality,...
Forum: Glass Cockpit 03-24-2016, 07:32 PM
Replies: 93
Views: 24,188
Posted By Jordan1976
Click on GPSMAP. It says: "GPSMAP 396/496/696...

Click on GPSMAP. It says:

"GPSMAP 396/496/696 display ADS-B traffic using the TIS-A format"

TIS-A is limited to 8 targets at once, reduced directional resolution, and no N-numbers. No WX/FIS-B at...
Forum: Glass Cockpit 03-24-2016, 06:32 PM
Replies: 93
Views: 24,188
Posted By Jordan1976
For limited traffic info. No weather or other...

For limited traffic info. No weather or other FIS-B products.

http://www.navworx.com/experimental-aircraft.php
Forum: RV General Discussion/News 02-10-2016, 09:42 PM
Replies: 32
Views: 10,726
Posted By Jordan1976
While we're at it we should blame engineers for...

While we're at it we should blame engineers for not making IAS and TAS the same all the time ;)

To airguy, If you have an IAS error, you almost guaranteed actually have a static error. Easy to test...
Forum: RV General Discussion/News 01-31-2016, 08:59 PM
Replies: 33
Views: 7,086
Posted By Jordan1976
At my airport, the fire department pokes their...

At my airport, the fire department pokes their nose in every 6 months (leased hangars from the county). You're only allowed to have 10 gallons of containers in the hangar, no more, even if they are...
Forum: RV General Discussion/News 01-30-2016, 09:58 AM
Replies: 14
Views: 8,311
Posted By Jordan1976
The issue with Carson's speed is that it ignores...

The issue with Carson's speed is that it ignores the efficiency curve of the propulsion system. It assumes that you can create 1 HP as efficiently as 100 HP, and that your prop takes HP and turns it...
Forum: Alternative Engines 01-06-2016, 05:49 PM
Replies: 68
Views: 25,860
Posted By Jordan1976
The rigid part of the system you need to worry...

The rigid part of the system you need to worry about isn't so much the air or water, it's the actual moment of inertia of the propeller. As each cylinder hits the power stroke, it accelerates the...
Forum: COMM 12-21-2015, 04:51 PM
Replies: 6
Views: 1,639
Posted By Jordan1976
FYI, your ICAO address and tail number are tied...

FYI, your ICAO address and tail number are tied together and can be reverse looked up, so you'd need to block more than your N number in the future.

And there's a link right there on page 2 to your...
Forum: Traditional Aircraft Engines 12-19-2015, 11:30 AM
Replies: 39
Views: 12,791
Posted By Jordan1976
That sounds like bad connections from the...

That sounds like bad connections from the vibration. CHT is the measurement of 5 lbs of aluminum and cannot change more than a few degrees a second no matter what the engine is doing.

So without...
Forum: Traditional Aircraft Engines 12-18-2015, 11:42 AM
Replies: 39
Views: 12,791
Posted By Jordan1976
That's interesting to know, I'll have to look...

That's interesting to know, I'll have to look into it some more. I have a Precision fuel servo, and I know that just breathing off the throttle from WOT and full rich will reduce my flow from about...
Forum: RV-12/RV-12iS 12-18-2015, 08:59 AM
Replies: 46
Views: 17,980
Posted By Jordan1976
Brent, The FAA has delayed the change for SIL=0...

Brent,
The FAA has delayed the change for SIL=0 devices until the end of January. Dynon has not yet released software to upgrade our systems to SIL>0, but we are on track to do so well before the...
Forum: Traditional Aircraft Engines 12-18-2015, 08:54 AM
Replies: 39
Views: 12,791
Posted By Jordan1976
LOP HP on an 8.5:1 engine is generally considered...

LOP HP on an 8.5:1 engine is generally considered 14.9 x flow not 15.9.



Depending on your fuel injection system, this is actually a bad idea. A lot of them have WOT enrichment, and you'll see that...
Forum: Traditional Aircraft Engines 12-17-2015, 06:24 PM
Replies: 39
Views: 12,791
Posted By Jordan1976
I run my Superior IO-360 at 26" LOP basically...

I run my Superior IO-360 at 26" LOP basically every time I fly it. It's smooth and doesn't complain at all either in feel or any of the temps.

I have balanced my injectors to a spread of 0.1 GPH,...
Forum: Traditional Aircraft Engines 12-15-2015, 11:05 PM
Replies: 39
Views: 12,791
Posted By Jordan1976
Most EFIS systems don't factor in fuel flow, so...

Most EFIS systems don't factor in fuel flow, so it will make you think that you are in the danger area because your MAP is high, but your fuel flow is keeping you safe. 26" MAP at 4,000' is 85% power...
Forum: Traditional Aircraft Engines 12-15-2015, 09:15 PM
Replies: 39
Views: 12,791
Posted By Jordan1976
Remember, when you are LOP, FUEL sets your %...

Remember, when you are LOP, FUEL sets your % power, not MAP. Here's my simple rule for my IO-360:

MAP 26.0" or below and 9GPH or below.

I fly LOP at 2,000' all the time. 9 GPH is 70% power so if...
Forum: COMM 11-06-2015, 10:53 PM
Replies: 11
Views: 2,055
Posted By Jordan1976
Isn't the A210 meant to be SL-40 compatible? If...

Isn't the A210 meant to be SL-40 compatible? If so, I'd assume it uses the SL-40 format which is not CTFSI.

Garmin conveniently actually fully documents their protocol for the SL-40 or SL-30 install...
Forum: RV General Discussion/News 11-06-2015, 10:29 AM
Replies: 22
Views: 4,914
Posted By Jordan1976
The cylinder barrel is a stressed component in an...

The cylinder barrel is a stressed component in an air cooled aircraft engine like this. Thus, they are sized to be just thick enough to handle the loads on them since weight matters. Overboring them...
Forum: Glass Cockpit 11-03-2015, 02:52 PM
Replies: 8
Views: 2,505
Posted By Jordan1976
This isn't true for certified aircraft:

This isn't true for certified aircraft:
Forum: Glass Cockpit 11-03-2015, 12:48 PM
Replies: 8
Views: 2,505
Posted By Jordan1976
Tach time on many aircraft increases slower than...

Tach time on many aircraft increases slower than hobbs. Flight schools bill on hobbs for that very reason.
Forum: RV General Discussion/News 10-30-2015, 11:35 PM
Replies: 10
Views: 2,823
Posted By Jordan1976
Do you have an engine monitor that records data?...

Do you have an engine monitor that records data? Producing less power when being at the same RPM, MAP, EGT, and CHT is basically impossible. One of those had to change and would give you a huge hint.
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