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Search: Posts Made By: BobTurner
Forum: Safety 04-19-2018, 12:52 PM
Replies: 48
Views: 9,512
Posted By BobTurner
Something similar happened to a -10. Builder...

Something similar happened to a -10. Builder removed the nut in the pitch control circuit to ‘temporarily’ insert a rigging template. He forgot to re-install the nut. Bolt came out on final, nose...
Forum: RV-10 04-18-2018, 03:06 PM
Replies: 3
Views: 322
Posted By BobTurner
There surely must be an adjustment, but I don’t...

There surely must be an adjustment, but I don’t have a G3X.
Where is your transducer? Some (many?) who have the transducer in the stock (tunnel) location have noted the FF indication to be about 1...
Forum: RV General Discussion/News 04-18-2018, 02:17 PM
Replies: 26
Views: 1,910
Posted By BobTurner
In fact, if you legally rent it, under a waiver...

In fact, if you legally rent it, under a waiver of the applicable FAR (e.g., LODA for transition training (only)), the answer is essentially yes. My LODA specifically states that the airplane must...
Forum: RV General Discussion/News 04-18-2018, 11:59 AM
Replies: 26
Views: 1,910
Posted By BobTurner
LOOK AT WHAT YOU WROTE/COPIED! Sorry for the...

LOOK AT WHAT YOU WROTE/COPIED! Sorry for the shouting.
“91.319. Aircraft having experimental certificates....”
Forum: RV General Discussion/News 04-18-2018, 11:47 AM
Replies: 26
Views: 1,910
Posted By BobTurner
It’s clear that MyCool is interpreting the law...

It’s clear that MyCool is interpreting the law the way he likes; here’s how the FAA interprets it:
91.319(a) talks about the OPERATOR. In plain language, that is the owner.
91.319(2) says the owner...
Forum: RV General Discussion/News 04-18-2018, 08:36 AM
Replies: 26
Views: 1,910
Posted By BobTurner
EAB owners can get a waiver (“LODA”) of this rule...

EAB owners can get a waiver (“LODA”) of this rule to rent their airplanes, but it is limited to transition training only.

Vans’ factory demo planes are certified under some special catagory, I...
Forum: Glass Cockpit 04-16-2018, 02:07 PM
Replies: 7
Views: 553
Posted By BobTurner
I think Bob M (too many Bob's -:)) has summarized...

I think Bob M (too many Bob's -:)) has summarized the situation well. I found some FAA guidance material that said, "... a TSO is one way, but not the only way, to .... meet the standards of an...
Forum: Glass Cockpit 04-16-2018, 01:42 PM
Replies: 5
Views: 368
Posted By BobTurner
+1 on Jim's post. Modern avionics have amazing...

+1 on Jim's post.
Modern avionics have amazing capabilities. But with that goes a certain amount of operational complexity. Do not underestimate the time you will need to spend reading manuals,...
Forum: Glass Cockpit 04-16-2018, 11:58 AM
Replies: 10
Views: 738
Posted By BobTurner
If you just tie together the headphone, SL30...

If you just tie together the headphone, SL30 output, and IPad output wires, most of the IPad current will flow into the SL30, not the headphones. And most of the SL30 current will flow into the IPad,...
Forum: RV-10 04-16-2018, 11:46 AM
Replies: 18
Views: 989
Posted By BobTurner
I am sad to post this. But in this day and age,...

I am sad to post this. But in this day and age, my concern is with some moronic kid getting into the plane, hot wiring it, then killing himself and probably an equally clueless friend. Then, his...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 04-16-2018, 11:23 AM
Replies: 5
Views: 283
Posted By BobTurner
Off topic. Some time ago the FAA requested pilots...

Off topic.
Some time ago the FAA requested pilots to have their transponders on ‘altitude’, not standby or off, anytime the plane was in motion, including on the ground. I think the request may...
Forum: Electrical Systems 04-16-2018, 11:15 AM
Replies: 3
Views: 219
Posted By BobTurner
Generally speaking, yes, you can split one out...

Generally speaking, yes, you can split one out into several in’s. Because each input does consume some power, and the out can only supply so much, there is a limit. But most RS232 outs can drive two...
Forum: Glass Cockpit 04-16-2018, 08:29 AM
Replies: 10
Views: 738
Posted By BobTurner
I’d put, say, a 220 ohm resistor in series with...

I’d put, say, a 220 ohm resistor in series with each output line, before tying them together. To provide some isolation.
Forum: Glass Cockpit 04-15-2018, 09:05 PM
Replies: 5
Views: 368
Posted By BobTurner
+1. Likewise use the HXr to control the...

+1. Likewise use the HXr to control the autopilot. But, for emergencies, make sure you can also run the autopilot from its own controls, connected directly to the gps.
Forum: Trip Write-ups 04-15-2018, 03:33 PM
Replies: 24
Views: 1,590
Posted By BobTurner
Nice photos. Comment: Aren’t cannulas approved to...

Nice photos.
Comment: Aren’t cannulas approved to 18,000’?
Forum: Instrument Flight Rules 04-12-2018, 07:02 PM
Replies: 6
Views: 466
Posted By BobTurner
I tend to agree. But, 10 years ago, I would also...

I tend to agree. But, 10 years ago, I would also have said that I'd never live to see the day the FAA allowed a non-TSO EFIS to replace a primary instrument in a 172. Or, for that matter, a non-TSO'd...
Forum: Instrument Flight Rules 04-12-2018, 02:09 PM
Replies: 6
Views: 466
Posted By BobTurner
GRT-IFR-GPS

GRT announced at Sun and Fun that they will be offering LPV approaches on their Hx/HXr systems when equipped with their $500 GPS. They caution that they do not have FAA approval; individual...
Forum: RV-7/7A 04-12-2018, 01:43 PM
Replies: 8
Views: 1,045
Posted By BobTurner
GRT specifically recommends a backup battery made...

GRT specifically recommends a backup battery made by TCW (<tcwtech.com>) for the HXr. But many people have made their own. Just make sure it is isolated from a failure of the main system. The...
Forum: Electrical Systems 04-11-2018, 10:01 PM
Replies: 9
Views: 300
Posted By BobTurner
Is there a calibration procedure? I recall for my...

Is there a calibration procedure? I recall for my GRT going around a compass rose.
Forum: Electrical Systems 04-10-2018, 05:15 PM
Replies: 9
Views: 300
Posted By BobTurner
Someone else reported a similar problem here....

Someone else reported a similar problem here. Turned out to be a ‘weak’ (malfunctioning) RS-232 module.
I don’t think you want to tip the magnetic sensor. Check with Dynon.
Forum: VAF Classifieds (posts in here deleted after 30 days) 04-10-2018, 02:56 PM
Replies: 11
Views: 1,238
Posted By BobTurner
If you’re asking the cfi (or anyone, for that...

If you’re asking the cfi (or anyone, for that matter) to supply the airplane, they will need to hold a waiver (“LODA”) of the “may not be used for compensation or hire” rule (assuming this is not...
Forum: RV-10 04-09-2018, 03:16 PM
Replies: 13
Views: 1,161
Posted By BobTurner
Maneuvering and Vno are not the same thing. I...

Maneuvering and Vno are not the same thing. I think you meant just the latter.
Forum: COMM 04-08-2018, 03:28 PM
Replies: 16
Views: 1,121
Posted By BobTurner
Coms: I’d like to see a bit more separation - but...

Coms: I’d like to see a bit more separation - but lots of 172s have antennas on the cabin roof, about 4 feet apart. Can’t argue with success! Don’t expect to be able to have the copilot use one radio...
Forum: ADS-B 04-06-2018, 10:18 PM
Replies: 20
Views: 2,304
Posted By BobTurner
Here’s one: Data you requested is near the...

Here’s one:
Data you requested is near the bottom.
https://www.faa.gov/nextgen/equipadsb/capabilities/ins_outs/
Forum: ADS-B 04-06-2018, 09:43 PM
Replies: 20
Views: 2,304
Posted By BobTurner
The 978 transmission is intended to be received...

The 978 transmission is intended to be received by ground stations AND other aircraft who are listening on 978. The ground stations are supposed to send your position up to participating aircraft who...
Forum: ADS-B 04-06-2018, 03:14 PM
Replies: 20
Views: 2,304
Posted By BobTurner
That’s not the way it works. Your ADSB-out signal...

That’s not the way it works. Your ADSB-out signal tells the ground station what frequencies you’re listening on. The ground station will not send up traffic that it thinks you should be receiving...
Forum: Glass Cockpit 04-06-2018, 03:06 PM
Replies: 17
Views: 728
Posted By BobTurner
Strictly speaking, the braided shield does little...

Strictly speaking, the braided shield does little to ‘shield’ magnetic fields. What is important is that the shield (or even better, a second wire twisted with the first) carries all of the return...
Forum: Glass Cockpit 04-06-2018, 12:45 AM
Replies: 17
Views: 728
Posted By BobTurner
Presumably the ‘single cable’ to the trim motor...

Presumably the ‘single cable’ to the trim motor is actually a pair of wires. As long as the pair are close to each other they should not be an issue. How close are the rudder cables? Or steel cables...
Forum: Reviews 04-02-2018, 03:37 PM
Replies: 9
Views: 1,065
Posted By BobTurner
Just a reminder: this thread is about insurance...

Just a reminder: this thread is about insurance BROKERS. Insurance brokers represent the client (the pilot) to multiple actual insurance companies (who never deal directly with the pilot). You want...
Forum: RV General Discussion/News 04-02-2018, 11:10 AM
Replies: 42
Views: 3,695
Posted By BobTurner
The rulings that come out of courts often...

The rulings that come out of courts often surprise me. But in this case, my opinion is that the FAA lawyers would rip this arguement to shreds. The airplane is being used to generate compensation for...
Forum: RV General Discussion/News 04-01-2018, 11:36 PM
Replies: 42
Views: 3,695
Posted By BobTurner
And, some (like myself) who have a LODA are not...

And, some (like myself) who have a LODA are not actively using it. Reason: the cost of insuring the airplane and myself for "dual given" exceeds the income, since I am restricted to transition...
Forum: RV-10 04-01-2018, 04:50 PM
Replies: 26
Views: 2,131
Posted By BobTurner
No return springs. The builder's manual shows...

No return springs.

The builder's manual shows where to apply the force/measurement. My recollection is that it was at one of the lightening holes (which is convenient for attaching a spring gauge),...
Forum: RV General Discussion/News 03-31-2018, 07:21 PM
Replies: 42
Views: 3,695
Posted By BobTurner
They're kept on file at the issuing FSDO. If you...

They're kept on file at the issuing FSDO. If you know which one that is, I imagine they'd send you a copy (for a fee, no doubt). But why not just ask the owner of the airplane to see it, if you're...
Forum: RV General Discussion/News 03-30-2018, 02:32 PM
Replies: 42
Views: 3,695
Posted By BobTurner
To answer the above questions: Yes, the FAA calls...

To answer the above questions:
Yes, the FAA calls the waiver a “LODA” - ‘Letter of Deviation Authority”.
The FAA’s (or at least, the OAK FSDO) stand seems to be no for-hire use is allowed unless...
Forum: RV General Discussion/News 03-30-2018, 02:18 PM
Replies: 10
Views: 707
Posted By BobTurner
I had the same issue. I assumed the never-got-wet...

I had the same issue. I assumed the never-got-wet seals weren’t sealing?? Anyway, with the engine side fuel hose disconnected, I just blew thru some tubing connected to the fuel vent until the pump...
Forum: RV General Discussion/News 03-30-2018, 11:08 AM
Replies: 42
Views: 3,695
Posted By BobTurner
The answer is a flat-out ‘no’ - unless you have...

The answer is a flat-out ‘no’ - unless you have access to an RV and an instructor who are truely free, no gas, no strings attached.
I have the waiver from the FAA to give transition training for hire...
Forum: COMM 03-28-2018, 12:37 PM
Replies: 2
Views: 261
Posted By BobTurner
Just a guess: This looks like a post-production...

Just a guess: This looks like a post-production ‘fix’ to me. It may be that an unterminated line could cause feedback, etc. Note the note to remove the resistor if the line is connected to an...
Forum: RV General Discussion/News 03-27-2018, 04:02 PM
Replies: 277
Views: 90,092
Posted By BobTurner
It matches mine! We were probably in the same...

It matches mine! We were probably in the same boat!!
Order received March 10
Shipped March 17 (a week? Maybe they had to go out and dig up the rare earth elements?)
left Hong Kong March 22
Cleared US...
Forum: Autopilots 03-27-2018, 02:48 PM
Replies: 8
Views: 516
Posted By BobTurner
Since you mentioned possibly a GRT EFIS, I’ll...

Since you mentioned possibly a GRT EFIS, I’ll describe my set up: GRT Hx and a Trio Pro autopilot. Integration is very good, it can fly from just after lift-off to just before the flare, all I do is...
Forum: Traditional Aircraft Engines 03-26-2018, 05:32 PM
Replies: 12
Views: 1,295
Posted By BobTurner
What's the cost of AvGas down under? Any...

What's the cost of AvGas down under? Any likelihood of auto gas in your future? That could make the choice for you.
Forum: Glass Cockpit 03-26-2018, 02:53 PM
Replies: 18
Views: 1,324
Posted By BobTurner
The issue is that the pilot confused the FAA...

The issue is that the pilot confused the FAA symbol for step-down (a diagonal line with an arrow head) for the GS symbol (no arrow head), out near the IAP, and freaked out when he didn’t get a glide...
Forum: Glass Cockpit 03-26-2018, 10:10 AM
Replies: 18
Views: 1,324
Posted By BobTurner
Walt has it right. The pilot in question mistook...

Walt has it right. The pilot in question mistook the symbol for a step-down for a GS intercept. The GTN behaved properly.
Forum: Glass Cockpit 03-25-2018, 07:36 PM
Replies: 18
Views: 1,324
Posted By BobTurner
If you like quizzes: The following question was...

If you like quizzes: The following question was asked of me:
Pilot was flying to Arcata, CA (KACV). He was level 5700', and got the following clearance: "Direct YAGER, maintain 5700', cleared for the...
Forum: Glass Cockpit 03-25-2018, 06:56 PM
Replies: 5
Views: 714
Posted By BobTurner
I was told that some "locking ribbon cable...

I was told that some "locking ribbon cable connectors" had not been properly locked at initial assembly, and now, years later, some were vibrating loose. The fix is just to re-insert and lock the...
Forum: RV General Discussion/News 03-25-2018, 06:34 PM
Replies: 15
Views: 1,151
Posted By BobTurner
Virtually any electronic hobby store will sell...

Virtually any electronic hobby store will sell you this stuff, it's used to make printed circuit boards. Or, use fiberglass or whatever. BUT, as Carl said above, unless you are able to exactly...
Forum: Glass Cockpit 03-25-2018, 06:15 PM
Replies: 18
Views: 1,324
Posted By BobTurner
I am curious about the autopilot fail due to...

I am curious about the autopilot fail due to software? Is this a known issue?

Here's my hint for GTN users: BEFORE you get close to your destination, take a guess at the IAF and/or STAR that you'll...
Forum: GPS 03-25-2018, 01:15 AM
Replies: 8
Views: 715
Posted By BobTurner
Garmin got into the database game about 2 years...

Garmin got into the database game about 2 years ago, competing with Jepp on some applications, e.g. 430W. But for your non-WAAS 430, I think Jepp is still the only game in town.
Forum: RV General Discussion/News 03-23-2018, 10:54 PM
Replies: 23
Views: 2,154
Posted By BobTurner
As Walt said earlier, you can control all three...

As Walt said earlier, you can control all three displays from the one pot. If you’re concerned, or want to tie into even more stuff, you can use the pot to control an LM317 type voltage source ($2).
Forum: RV General Discussion/News 03-23-2018, 01:04 AM
Replies: 18
Views: 1,031
Posted By BobTurner
The fatal obstruction referred to was not teflon...

The fatal obstruction referred to was not teflon tape. It was a huge glob of RTV, never intended to be used a a thread sealer.
Forum: RV-7/7A 03-22-2018, 12:44 PM
Replies: 8
Views: 1,045
Posted By BobTurner
Since he’s in Australia a UAT won’t work for...

Since he’s in Australia a UAT won’t work for him.

Have you thought about a small backup battery for one EFIS?
Forum: VAF Classifieds (posts in here deleted after 30 days) 03-21-2018, 03:03 PM
Replies: 4
Views: 584
Posted By BobTurner
Another opinion

I wear progressive lenses, have no trouble seeing the smaller Hx screen - but, I was careful, when building the panel, to position it (up-down) exactly where it’s in focus, with my head held level....
Forum: Steam Gauges 03-21-2018, 01:09 PM
Replies: 20
Views: 1,722
Posted By BobTurner
+1 I’d go further: get an AI with built-in loss...

+1
I’d go further: get an AI with built-in loss of vacuum flag, or, at a minimum, a large bright red loss of vacuum warning light.
Forum: Glass Cockpit 03-20-2018, 05:28 PM
Replies: 10
Views: 951
Posted By BobTurner
Download the GRT HX setup manual. Pages 5-5 and...

Download the GRT HX setup manual.
Pages 5-5 and 5-6 are basic empty-full set up info.
Page 6-7 tells you how to bring up a calibration table (drain tank, note reading, put 0 in the column for actual...
Forum: Steam Gauges 03-20-2018, 05:02 PM
Replies: 20
Views: 1,722
Posted By BobTurner
The graphite vanes should be good to TBO/2000hrs,...

The graphite vanes should be good to TBO/2000hrs, but, as others have said, they are very sensitive to FOD. Anything that can impede their smooth sliding along the wall can break a vane. Make certain...
Forum: Glass Cockpit 03-17-2018, 10:38 PM
Replies: 17
Views: 1,024
Posted By BobTurner
Virtually all the EFIS boxes have, or can have,...

Virtually all the EFIS boxes have, or can have, an inexpensive, internal or hidden external, non-TSO’d for IFR, GPS. This is more than window dressing. Some EFIS units use gps data to ‘aid’ the...
Forum: ADS-B 03-17-2018, 10:13 PM
Replies: 5
Views: 934
Posted By BobTurner
The FAA runs the airspace for the airlines. The...

The FAA runs the airspace for the airlines. The airlines use a transponder-based detection system as a collision avoidance system. They want to keep this system as a backup to ADSB based collision...
Forum: VAF Classifieds (posts in here deleted after 30 days) 03-17-2018, 08:11 PM
Replies: 2
Views: 362
Posted By BobTurner
Don’t you have to use an Ack antenna for the TSO...

Don’t you have to use an Ack antenna for the TSO to be valid?
Forum: Glass Cockpit 03-17-2018, 03:09 PM
Replies: 10
Views: 951
Posted By BobTurner
I’ll take a stab at this. The actual calibration...

I’ll take a stab at this. The actual calibration procedure is on the very last page of the EIS manual (download from GRT).
I’m a bit surprised the issue is on one tank. Usually left and right...
Forum: RV-10 03-17-2018, 11:48 AM
Replies: 10
Views: 1,048
Posted By BobTurner
My initial imbalance was much worse than an...

My initial imbalance was much worse than an unbalanced load condition. I was surprised such a small thing had such a large effect.
Forum: RV-10 03-16-2018, 09:54 PM
Replies: 10
Views: 1,048
Posted By BobTurner
I presume you meant that the ailerons line up...

I presume you meant that the ailerons line up with the flaps at their -3 deg reflex setting...
The wingtips aren’t too hard to adjust. Slit or cut the aft inboard seam, readjust, coat seam with...
Forum: Glass Cockpit 03-16-2018, 05:35 PM
Replies: 8
Views: 1,366
Posted By BobTurner
This is correct. However, being legal, and using...

This is correct. However, being legal, and using common sense, are not always the same.
What will you do if the electrical system quits? The (one) EFIS? The (one) nav radio?
As a CFII, I'd be willing...
Forum: Glass Cockpit 03-16-2018, 05:02 PM
Replies: 17
Views: 1,024
Posted By BobTurner
Just to be clear, NONE of the gps systems...

Just to be clear, NONE of the gps systems mentioned in this thread are approved for primary navigation under IFR.
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