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Search: Posts Made By: BobTurner
Forum: Glass Cockpit Yesterday, 11:08 PM
Replies: 18
Views: 655
Posted By BobTurner
Nope. Most want to go fast. ĎCarsonís speedí...

Nope. Most want to go fast.
ĎCarsonís speedí doesnít 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 Yesterday, 03:38 PM
Replies: 18
Views: 655
Posted By BobTurner
Approaching a stall is all it is designed to do....

Approaching a stall is all it is designed to do. Youíre correct, it wonít indicate max L/D.
PS. ĎCarson speedí is definitely not max range speed.
Forum: Glass Cockpit Yesterday, 03:34 PM
Replies: 18
Views: 655
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, ĎDid you use the Vans hollow rivet for the static port, or something else?í
Forum: VAF Classifieds (posts in here deleted after 30 days) Yesterday, 10:50 AM
Replies: 5
Views: 315
Posted By BobTurner
I think youíre correct, you canít apply for the...

I think youíre correct, you canít apply for the LODA until youíre 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: 159
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: 5
Views: 315
Posted By BobTurner
A few comments: Itís hard to find cfiís who will...

A few comments:
Itís hard to find cfiís who will furnish the airplane, for hire. (1) They need a waiver of the EAB Ďnot for hireí rule. Not hard, but paperwork is involved. (2) Normal insurance wonít...
Forum: Glass Cockpit 08-08-2022, 08:03 PM
Replies: 19
Views: 843
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: 843
Posted By BobTurner
To the OP: youíre going to see some friendly -...

To the OP: youíre 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: 835
Posted By BobTurner
Maybe I wasnít clear enough: your set up would...

Maybe I wasnít 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: 843
Posted By BobTurner
+1. Youíll be spending a lot of money. Educate...

+1. Youíll be spending a lot of money. Educate yourself on everything thatís available, their plus and minuses, and costs. And unless youíre certain, donít assume you canít build your own panel....
Forum: Glass Cockpit 08-08-2022, 02:22 PM
Replies: 15
Views: 835
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.
Iíve 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: 757
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: 347
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: 168
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: 929
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: 1,825
Posted By BobTurner
Iím curious, how did he partially fail an EFIS?

Iím curious, how did he partially fail an EFIS?
Forum: RV Building Tips/Techniques 08-02-2022, 05:34 PM
Replies: 25
Views: 2,010
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: 965
Posted By BobTurner
Itís difficult to assess fair market value...

Itís 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: 2,010
Posted By BobTurner
Mike above has given an excellent summary. The...

Mike above has given an excellent summary. The Ďadd two servos to your EFISí 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: 18
Views: 655
Posted By BobTurner
My D6 instructions are differentÖÖ..after the +-5...

My D6 instructions are differentÖÖ..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: 2,010
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 Ďtwo differentí is that it modifies...
Forum: RV Building Tips/Techniques 07-31-2022, 11:02 PM
Replies: 25
Views: 2,010
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: 2,010
Posted By BobTurner
Having a backup of a backup isnít necessarily a...

Having a backup of a backup isnít necessarily a bad idea. What will you do if two efisís both appear to be working but show very different attitudes? [answer: youíll choose one, level the wings, look...
Forum: RV Building Tips/Techniques 07-31-2022, 10:28 PM
Replies: 25
Views: 2,010
Posted By BobTurner
The FAA recently changed the ACS, dropped the...

The FAA recently changed the ACS, dropped the Ďtwo different nav aidesí 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: 2,010
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: 33
Views: 3,523
Posted By BobTurner
Isnít that exactly why the application asks for...

Isnít 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: 33
Views: 3,523
Posted By BobTurner
So what is the rationale with, ĎWeíll sell you...

So what is the rationale with, ĎWeíll sell you insurance despite your age since youíve been with us for so longí vs Ďwe wonít sell insurance to someone your age who is new to usí?
Forum: RV General Discussion/News 07-30-2022, 07:17 PM
Replies: 29
Views: 2,623
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: 2,623
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: 33
Views: 3,523
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: 904
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 youíll 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: 670
Posted By BobTurner
Iím 5í6Ē and have a stock -10. I mounted the...

Iím 5í6Ē 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 (3/4Ē) back from full...
Forum: RV-6/6A 07-28-2022, 02:31 PM
Replies: 3
Views: 308
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: 297
Posted By BobTurner
Yes, youíll have to manually set a new altitude...

Yes, youíll have to manually set a new altitude into the autopilot to climb over a mountain.
Sounds like you were looking for Ďvertical navigationí or Ďenroute VNAVí capability. This would have to...
Forum: Autopilots 07-27-2022, 11:09 AM
Replies: 6
Views: 297
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 Ďlegalityí 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: 264
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: 359
Posted By BobTurner
+1. Agreed, Garminís accessory prices are high,...

+1. Agreed, Garminís 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: 440
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: 1,392
Posted By BobTurner
Itís politics. People move into a neighborhood...

Itís politics. People move into a neighborhood near an airport. After a year or so they feel itís 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: 359
Posted By BobTurner
Iím guessing you really donít have adsb-in. You...

Iím guessing you really donít 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: 670
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: 1,063
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 (ĎLODAí)...
Forum: RV Ongoing Maintenance Issues 07-22-2022, 03:02 PM
Replies: 18
Views: 1,407
Posted By BobTurner
I donít know. But this is the area that slides...

I donít 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: 1,825
Posted By BobTurner
SoÖ..Did you get asked anything about departure...

SoÖ..Did you get asked anything about departure climb gradients?
Forum: Electrical Systems 07-20-2022, 10:06 PM
Replies: 11
Views: 787
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: 2,264
Posted By BobTurner
Iíd say itís a perfect example. No issue with...

Iíd say itís 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: 2,264
Posted By BobTurner
Well, there are many thousands of old 182ís...

Well, there are many thousands of old 182ís 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: 988
Posted By BobTurner
Iíd suggest a two step step ladder, to keep him...

Iíd 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: 4,577
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: 2,526
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 havenít found it hard to keep fresh batteries in seat...
Forum: Traditional Aircraft Engines 07-18-2022, 12:57 PM
Replies: 74
Views: 4,577
Posted By BobTurner
Iím sorry Ron, this just isnít correct. A look in...

Iím sorry Ron, this just isnít correct. A look in any certified aircraftís 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: 606
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: 4,577
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: 514
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: 2,109
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: 402
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: 402
Posted By BobTurner
Thereís a reason for this (quote, above). As you...

Thereís 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: 2,644
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.?
Forum: RV General Discussion/News 07-14-2022, 07:10 PM
Replies: 2
Views: 434
Posted By BobTurner
Wow, that looks horrible. But looking at the...

Wow, that looks horrible. But looking at the photo (which I see rotated 90 deg, burned thing is to the right of the large capacitor) I think it might be the same thing as is just above it (right of...
Forum: ADS-B 07-13-2022, 05:34 PM
Replies: 25
Views: 2,644
Posted By BobTurner
I have the SkyRadar D2 model. Cannot speak to...

I have the SkyRadar D2 model. Cannot speak to other models. Itís only hard-wired output is via USB. That means it works with the Hx and HXr, does not work with the HS (not enough BW there), I donít...
Forum: RV-10 07-13-2022, 02:21 PM
Replies: 8
Views: 685
Posted By BobTurner
Iím at LVK right now, and I do still have the...

Iím at LVK right now, and I do still have the special bar. Let me know.
Bob
Forum: RV-10 07-12-2022, 08:11 PM
Replies: 42
Views: 9,645
Posted By BobTurner
Iíd say a more ideal situation is to replace the...

Iíd say a more ideal situation is to replace the lead with 3 gal of water in a plastic jug. If the day comes when youíre up against the aft cg, just pour out the water!

PS always remember to check...
Forum: ADS-B 07-12-2022, 08:03 PM
Replies: 25
Views: 2,644
Posted By BobTurner
Do you mean, re-purpose an adsb out antenna for...

Do you mean, re-purpose an adsb out antenna for adsb-in? That should work.
Do you mean, hook up your adsb-in receiver to an antenna that is also used by the adsb-out transmitter? That should work for...
Forum: RV-10 07-12-2022, 07:46 PM
Replies: 8
Views: 685
Posted By BobTurner
Michael, I bought the special bucking bar. I...

Michael,
I bought the special bucking bar. I donít think I gave it away. Next time Iím out to LVK Iíll see if I still have it, and if so, see if I can slip it between your hangar doors. Iíd like it...
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