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Search: Posts Made By: BobTurner
Forum: RV-10 Yesterday, 09:19 PM
Replies: 20
Views: 3,649
Posted By BobTurner
I only meant that I saw the missing entry and...

I only meant that I saw the missing entry and stopped looking for anything else. I agree, numbers look about right now. As you see, if you burn off the last ten gal, the cg moves further aft, which...
Forum: RV-10 Yesterday, 06:57 PM
Replies: 20
Views: 3,649
Posted By BobTurner
Well, for starters, your rear passengers appear...

Well, for starters, your rear passengers appear to have ZERO moment arm (blank entry in the right hand column)
Forum: Glass Cockpit 08-13-2022, 08:42 PM
Replies: 8
Views: 844
Posted By BobTurner
But, can they feed my EFIS ILS data and a VOR...

But, can they feed my EFIS ILS data and a VOR cross-fix bearing, simultaneously, like my SL30?
Forum: RV Building Tips/Techniques 08-13-2022, 08:39 PM
Replies: 17
Views: 3,777
Posted By BobTurner
Someone (Cleveland? I forget) sells a tool for...

Someone (Cleveland? I forget) sells a tool for this, of course. It's a set of metal pieces, the same thickness as the washer, with a hole at one end slightly smaller than the washer. The tool is...
Forum: RV General Discussion/News 08-12-2022, 06:55 PM
Replies: 1
Views: 268
Posted By BobTurner
I wonder exactly was is meant, by a "co-op...

I wonder exactly was is meant, by a "co-op airplane"? Certainly, there are partnerships; and some are owned by a limited liability corporation.
Forum: RV-10 08-12-2022, 03:58 PM
Replies: 40
Views: 4,935
Posted By BobTurner
I think Mike has it exactly correct.

I think Mike has it exactly correct.
Forum: Glass Cockpit 08-10-2022, 11:08 PM
Replies: 19
Views: 842
Posted By BobTurner
Nope. Most want to go fast. ‘Carson’s speed’...

Nope. Most want to go fast.
‘Carson’s speed’ doesn’t even use the cost of fuel as a variable. It specifically minimizes the combination of dry Hobbs hours and fuel burn, giving equal weight to each....
Forum: Glass Cockpit 08-10-2022, 03:38 PM
Replies: 19
Views: 842
Posted By BobTurner
Approaching a stall is all it is designed to do....

Approaching a stall is all it is designed to do. You’re correct, it won’t indicate max L/D.
PS. ‘Carson speed’ is definitely not max range speed.
Forum: Glass Cockpit 08-10-2022, 03:34 PM
Replies: 19
Views: 842
Posted By BobTurner
+2. Whenever someone has trouble with anything...

+2. Whenever someone has trouble with anything related to pitot static, first thing I ask is, ‘Did you use the Vans hollow rivet for the static port, or something else?’
Forum: VAF Classifieds (posts in here deleted after 30 days) 08-10-2022, 10:50 AM
Replies: 7
Views: 454
Posted By BobTurner
I think you’re correct, you can’t apply for the...

I think you’re correct, you can’t apply for the LODA until you’re the owner. But by now every cfi who instructs in an RV should have one, and only one LODA (cfi OR owner) is needed.

Be very careful...
Forum: RV-8/8A 08-09-2022, 07:29 PM
Replies: 2
Views: 195
Posted By BobTurner
You may have your own preferences, which is fine,...

You may have your own preferences, which is fine, of course. But strictly speaking, for a pre-buy inspection, an A&P is not required; and for an annual condition inspection, an A&P but not an IA is...
Forum: VAF Classifieds (posts in here deleted after 30 days) 08-09-2022, 02:38 PM
Replies: 7
Views: 454
Posted By BobTurner
A few comments: It’s hard to find cfi’s who will...

A few comments:
It’s hard to find cfi’s who will furnish the airplane, for hire. (1) They need a waiver of the EAB ‘not for hire’ rule. Not hard, but paperwork is involved. (2) Normal insurance won’t...
Forum: Glass Cockpit 08-08-2022, 08:03 PM
Replies: 19
Views: 957
Posted By BobTurner
One more comment from "sensitive Bob" to the OP....

One more comment from "sensitive Bob" to the OP. Hopefully you've noted that the actual legal requirements for EAB to operate under IFR (which will be found in your operating limits) are very minimal...
Forum: Glass Cockpit 08-08-2022, 04:11 PM
Replies: 19
Views: 957
Posted By BobTurner
To the OP: you’re going to see some friendly -...

To the OP: you’re going to see some friendly - and sometimes not so friendly - banter here, about avionics choices. Everyone (me too) thinks they made the best choices! Which is why I suggested you...
Forum: Glass Cockpit 08-08-2022, 03:11 PM
Replies: 15
Views: 928
Posted By BobTurner
Maybe I wasn’t clear enough: your set up would...

Maybe I wasn’t clear enough: your set up would not be approved for ifr in Canada. I do understand that at this point it would be a huge undertaking to have separate boxes for different approach...
Forum: Glass Cockpit 08-08-2022, 02:44 PM
Replies: 19
Views: 957
Posted By BobTurner
+1. You’ll be spending a lot of money. Educate...

+1. You’ll be spending a lot of money. Educate yourself on everything that’s available, their plus and minuses, and costs. And unless you’re certain, don’t assume you can’t build your own panel....
Forum: Glass Cockpit 08-08-2022, 02:22 PM
Replies: 15
Views: 928
Posted By BobTurner
Perhaps think about following our Canadian...

Perhaps think about following our Canadian friends, and use two separate boxes for vor/ILS and gps systems.
I’ve tried (under the hood) shooting a VOR approach using nothing but my D6 battery powered...
Forum: RV-4 08-08-2022, 01:44 PM
Replies: 16
Views: 902
Posted By BobTurner
Some autopilots (I have a Trio Pro) will drive...

Some autopilots (I have a Trio Pro) will drive electric trim, if available. Nothing like starting an autopilot-coupled approach at 140 knots, then slowing, adding flaps, etc., then disconnecting the...
Forum: RV General Discussion/News 08-08-2022, 01:17 PM
Replies: 7
Views: 404
Posted By BobTurner
The most common wingtip antenna is called an...

The most common wingtip antenna is called an ‘Archer’, after its original designer, Bob Archer. Technically it’s a bent quarter wave, working against a ground plane, and fed by a gamma match. So
1....
Forum: GPS 08-07-2022, 07:15 PM
Replies: 5
Views: 203
Posted By BobTurner
The devil is in the details. The FAR's say...

The devil is in the details. The FAR's say "approved" gps may be used for IFR. FAR 1.1 (definitions) say a TSO is one way, but not necessarily the only way, to have an "approved" gps for use under...
Forum: RV Building Tips/Techniques 08-06-2022, 04:55 PM
Replies: 14
Views: 1,006
Posted By BobTurner
It's not enough to squeeze the rivet; you must...

It's not enough to squeeze the rivet; you must also push/pull the rivet head firmly enough to close any gap prior to squeezing. Maybe you are, but are accidentally relaxing the pressure while you...
Forum: Instrument Flight Rules 08-04-2022, 01:03 PM
Replies: 25
Views: 1,888
Posted By BobTurner
I’m curious, how did he partially fail an EFIS?

I’m curious, how did he partially fail an EFIS?
Forum: RV Building Tips/Techniques 08-02-2022, 05:34 PM
Replies: 25
Views: 2,126
Posted By BobTurner
If you're buying today, the GNC355 is on...

If you're buying today, the GNC355 is on back-order for some months....
A GPS 175 plus a Trig TY91 com would save you a few dollars. The Trig can be remote-mounted and controlled by the 10.1 EFIS. If...
Forum: VAF Classifieds (posts in here deleted after 30 days) 08-02-2022, 11:16 AM
Replies: 3
Views: 990
Posted By BobTurner
It’s difficult to assess fair market value...

It’s difficult to assess fair market value without knowing the date of the last hydro test.
Forum: RV Building Tips/Techniques 08-02-2022, 11:00 AM
Replies: 25
Views: 2,126
Posted By BobTurner
Mike above has given an excellent summary. The...

Mike above has given an excellent summary. The ‘add two servos to your EFIS’ autopilots are less expensive than the stand-alone designs. But that also means you lose a level of redundancy - lose the...
Forum: Glass Cockpit 08-01-2022, 07:53 PM
Replies: 19
Views: 842
Posted By BobTurner
My D6 instructions are different……..after the +-5...

My D6 instructions are different……..after the +-5 deg pitch excursions, push the stall button. A 45 sec countdown timer starts. Stall and recover. Wait for timer to hit zero. Repeat. When all done...
Forum: RV Building Tips/Techniques 08-01-2022, 12:54 PM
Replies: 25
Views: 2,126
Posted By BobTurner
I hate letters written by lawyers! The key phrase...

I hate letters written by lawyers!
The key phrase is around the middle of the faa memo I posted, where it says the new, correct interpretation of the phrase ‘two different’ is that it modifies...
Forum: RV Building Tips/Techniques 07-31-2022, 11:02 PM
Replies: 25
Views: 2,126
Posted By BobTurner
https://www.faasafety.gov/files/notices/2022/Mar/6...

https://www.faasafety.gov/files/notices/2022/Mar/61.65_Recission_memo.pdf

While this memo directs FSDOs to make the change, it’s apparently still making its way thru the paperwork jungle.
Forum: RV Building Tips/Techniques 07-31-2022, 10:42 PM
Replies: 25
Views: 2,126
Posted By BobTurner
Having a backup of a backup isn’t necessarily a...

Having a backup of a backup isn’t necessarily a bad idea. What will you do if two efis’s both appear to be working but show very different attitudes? [answer: you’ll choose one, level the wings, look...
Forum: RV Building Tips/Techniques 07-31-2022, 10:28 PM
Replies: 25
Views: 2,126
Posted By BobTurner
The FAA recently changed the ACS, dropped the...

The FAA recently changed the ACS, dropped the ‘two different nav aides’ requirement for the two non-precision approaches, making it possible to take the checkride with only (WAAS) gps equipment.
Forum: RV Building Tips/Techniques 07-31-2022, 07:42 PM
Replies: 25
Views: 2,126
Posted By BobTurner
My 2 cents. 1. Keep the fuses unless you really...

My 2 cents.
1. Keep the fuses unless you really don't like them. Ask yourself, do I really want to reset a CB or fuse in flight? And maybe risk a fire? OTOH I do like pullable CBs on things like...
Forum: RV-15 07-31-2022, 02:52 PM
Replies: 36
Views: 4,126
Posted By BobTurner
Isn’t that exactly why the application asks for...

Isn’t that exactly why the application asks for your claim history? And if you lie your claim may be denied?
Forum: RV-15 07-31-2022, 01:25 PM
Replies: 36
Views: 4,126
Posted By BobTurner
So what is the rationale with, ‘We’ll sell you...

So what is the rationale with, ‘We’ll sell you insurance despite your age since you’ve been with us for so long’ vs ‘we won’t sell insurance to someone your age who is new to us’?
Forum: RV General Discussion/News 07-30-2022, 07:17 PM
Replies: 29
Views: 2,747
Posted By BobTurner
Okay, I get it, thank you. The section of the...

Okay, I get it, thank you. The section of the wing with deployed flaps has a smaller critical (stall) angle than the no flap part of the wing. But obviously the differences are not huge, or none of...
Forum: RV General Discussion/News 07-30-2022, 04:33 PM
Replies: 29
Views: 2,747
Posted By BobTurner
I would like to understand how flaps up/down...

I would like to understand how flaps up/down impacts critical AOA.
Forum: RV-15 07-30-2022, 02:05 PM
Replies: 36
Views: 4,126
Posted By BobTurner
Not so sure about this. At age 71 I had no...

Not so sure about this. At age 71 I had no trouble switching to a new company (same broker) when I found out my previous company was getting out of the EAB business.
Forum: Glass Cockpit 07-30-2022, 01:51 PM
Replies: 10
Views: 968
Posted By BobTurner
I would recommend you do nothing for now. Work on...

I would recommend you do nothing for now. Work on the rating. By the time you have it you’ll be in a much better position to decide what you want/need.
Forum: RV General Discussion/News 07-29-2022, 03:07 PM
Replies: 8
Views: 728
Posted By BobTurner
I’m 5’6” and have a stock -10. I mounted the...

I’m 5’6” and have a stock -10. I mounted the rudder/brake pedals in the most aft (towards the seat) of the available stock positions. I usually fly with the seat one notch (3/4”) back from full...
Forum: RV-6/6A 07-28-2022, 02:31 PM
Replies: 3
Views: 322
Posted By BobTurner
Take a look at the FlyLed packages.

Take a look at the FlyLed packages.
Forum: Autopilots 07-27-2022, 01:48 PM
Replies: 6
Views: 311
Posted By BobTurner
Yes, you’ll have to manually set a new altitude...

Yes, you’ll have to manually set a new altitude into the autopilot to climb over a mountain.
Sounds like you were looking for ‘vertical navigation’ or ‘enroute VNAV’ capability. This would have to...
Forum: Autopilots 07-27-2022, 11:09 AM
Replies: 6
Views: 311
Posted By BobTurner
I think the X will do what you want. Since you do...

I think the X will do what you want. Since you do not fly IFR there is no ‘legality’ question. The main difference is vertical navigation. The X will not track a glide slope, nor does it couple to...
Forum: RV Ongoing Maintenance Issues 07-25-2022, 09:05 PM
Replies: 2
Views: 278
Posted By BobTurner
Look in the tail cone, sort of midway for all 3...

Look in the tail cone, sort of midway for all 3 cable runs.
Forum: ADS-B 07-25-2022, 06:28 PM
Replies: 8
Views: 371
Posted By BobTurner
+1. Agreed, Garmin’s accessory prices are high,...

+1. Agreed, Garmin’s accessory prices are high, but $4K is way off the wall. Also agree, there are a number of $500 adsb-in receivers that will communicate wirelessly to an iPad or iPad mini running...
Forum: Glass Cockpit 07-25-2022, 03:06 PM
Replies: 3
Views: 458
Posted By BobTurner
As stated above, it’s best to activate ‘vectors...

As stated above, it’s best to activate ‘vectors to final’ using the proc button on the 430. If you’re vectored to an intercept anywhere other than the initial approach fix you entered the 430 may be...
Forum: Southeast 07-25-2022, 02:06 PM
Replies: 11
Views: 1,445
Posted By BobTurner
It’s politics. People move into a neighborhood...

It’s politics. People move into a neighborhood near an airport. After a year or so they feel it’s their right to demand that the old neighbor, whether a dump, power plant, or airport, move, because...
Forum: ADS-B 07-25-2022, 01:59 PM
Replies: 8
Views: 371
Posted By BobTurner
I’m guessing you really don’t have adsb-in. You...

I’m guessing you really don’t have adsb-in. You do have a mode S transponder, probably, that can pick up TIS (traffic information service) when in the right kind of coverage. The FAA is phasing this...
Forum: RV-7/7A 07-25-2022, 11:01 AM
Replies: 4
Views: 710
Posted By BobTurner
Best glide speed, expressed as an indicated...

Best glide speed, expressed as an indicated airspeed, is independent of altitude. However, it does vary as the square root of gross weight.
Curiously glide ratio, flown at best glide speed, is...
Forum: RV-7/7A 07-24-2022, 04:24 PM
Replies: 10
Views: 1,103
Posted By BobTurner
Two questions to ask anyone furnishing an RV for...

Two questions to ask anyone furnishing an RV for transition training:
1. Does your insurance cover this activity? For most standard policies the answer is no.
2. Do you have the FAA waiver (‘LODA’)...
Forum: RV Ongoing Maintenance Issues 07-22-2022, 03:02 PM
Replies: 18
Views: 1,564
Posted By BobTurner
I don’t know. But this is the area that slides...

I don’t know. But this is the area that slides under a washer, which holds it in place. Should not be a loose fit.
Forum: Instrument Flight Rules 07-22-2022, 02:47 PM
Replies: 25
Views: 1,888
Posted By BobTurner
So…..Did you get asked anything about departure...

So…..Did you get asked anything about departure climb gradients?
Forum: Electrical Systems 07-20-2022, 10:06 PM
Replies: 11
Views: 822
Posted By BobTurner
Option 3: 28 volt belt driven alternator for air...

Option 3:
28 volt belt driven alternator for air conditioning, with limited step down to 14 volt capability for essential buss.
14 volt alternator on vacuum pump pad for normal buss.
Forum: RV-10 07-19-2022, 11:25 PM
Replies: 33
Views: 2,309
Posted By BobTurner
I’d say it’s a perfect example. No issue with...

I’d say it’s a perfect example. No issue with conducting current thru the airframe; the failure is at the single attach point.
Forum: RV-10 07-19-2022, 06:17 PM
Replies: 33
Views: 2,309
Posted By BobTurner
Well, there are many thousands of old 182’s...

Well, there are many thousands of old 182’s flying around, battery in back, starter up front, ground return thru the airframe. My guess is that the thousands of rivets holding the pieces together and...
Forum: RV-10 07-18-2022, 05:31 PM
Replies: 8
Views: 1,007
Posted By BobTurner
I’d suggest a two step step ladder, to keep him...

I’d suggest a two step step ladder, to keep him off the aircraft step.
Forum: Traditional Aircraft Engines 07-18-2022, 01:52 PM
Replies: 74
Views: 4,644
Posted By BobTurner
In Carson’s paper V is true airspeed. He assumes...

In Carson’s paper V is true airspeed. He assumes no wind so he can equate V as inversely proportional to the total trip time. If you look in his equations (2,3) for the parasitic and induced drag...
Forum: Electrical Systems 07-18-2022, 01:14 PM
Replies: 42
Views: 2,558
Posted By BobTurner
+1. There are some of us who have no choice,...

+1. There are some of us who have no choice, e.g., I do half my flying as a cfi with a local Club, and none of their aircraft have Lemo plugs. I haven’t found it hard to keep fresh batteries in seat...
Forum: Traditional Aircraft Engines 07-18-2022, 12:57 PM
Replies: 74
Views: 4,644
Posted By BobTurner
I’m sorry Ron, this just isn’t correct. A look in...

I’m sorry Ron, this just isn’t correct. A look in any certified aircraft’s POH will show max range speed - which is defined as flying as far as possible on a fixed amount of gas, or in other words,...
Forum: RV-4 07-18-2022, 12:24 PM
Replies: 7
Views: 637
Posted By BobTurner
I cannot comment on weight/balance or flutter...

I cannot comment on weight/balance or flutter issues, if that was your question. However, if you fly at night and currently have a required strobe light there, I *think* the SkyBeacon only replaces...
Forum: Traditional Aircraft Engines 07-17-2022, 02:41 PM
Replies: 74
Views: 4,644
Posted By BobTurner
Ron, this is not correct. The most efficient...

Ron, this is not correct. The most efficient speed with regarding fuel consumed over distance is max range speed which, if not for varying prop efficiencies at low speeds (which Carson states he...
Forum: Glass Cockpit 07-16-2022, 10:49 PM
Replies: 9
Views: 530
Posted By BobTurner
Uh, it took me all of two minutes on the GRT web...

Uh, it took me all of two minutes on the GRT web site to find a drawing of the backside. It shows a connector labeled DB-15, male.
Forum: RV-10 07-15-2022, 04:00 PM
Replies: 27
Views: 2,137
Posted By BobTurner
Yes, the answer to the OPs question, which no one...

Yes, the answer to the OPs question, which no one knows, depends on his current situation: How lean can he cruise with his current carb set up?
Forum: West (and Southwest) 07-15-2022, 03:47 PM
Replies: 9
Views: 411
Posted By BobTurner
I see no one has answered your question about...

I see no one has answered your question about first flight, hire a test pilot, yes or no?
IMHO this is a highly personal decision only you can make. After transition training you should have the...
Forum: West (and Southwest) 07-15-2022, 03:38 PM
Replies: 9
Views: 411
Posted By BobTurner
There’s a reason for this (quote, above). As you...

There’s a reason for this (quote, above). As you know or should know, commercial use of an EAB is not allowed. Any legitimate RV transition trainer who furnishes the airplane will have a waiver to...
Forum: ADS-B 07-15-2022, 10:44 AM
Replies: 25
Views: 2,684
Posted By BobTurner
Re: SkyRadar wifi. I presume you followed the...

Re: SkyRadar wifi. I presume you followed the instructions and downloaded the free ap to get the wifi set up and running.?
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