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Search: Posts Made By: BobTurner
Forum: RV General Discussion/News Today, 01:30 PM
Replies: 21
Views: 710
Posted By BobTurner
1. Some but not all FAA inspectors have a...

1. Some but not all FAA inspectors have a reputation of being more interested in paperwork than actually inspecting the airplane.
2. More common, the FSDO claims they are overworked, can’t spare...
Forum: RV General Discussion/News 10-01-2022, 06:38 PM
Replies: 21
Views: 710
Posted By BobTurner
One thing more: the aircraft should always be...

One thing more: the aircraft should always be within cg in flight. With my -10 that means checking the cg anticipated at landing, as it can move past the limits as you burn gas.
Forum: RV-10 09-30-2022, 11:27 AM
Replies: 4
Views: 262
Posted By BobTurner
Welcome to the madness! Tools are very...

Welcome to the madness!
Tools are very subjective. For certain, an air compressor, rivet gun, bucking bars are needed. I also had a pneumatic rivet squeezer and loved it, but would not say it was...
Forum: Glass Cockpit 09-29-2022, 07:06 PM
Replies: 3
Views: 256
Posted By BobTurner
Think twice before changing the criteria. In a...

Think twice before changing the criteria. In a real emergency you might need the closest runway, regardless of pavement or length.
Forum: RV Ongoing Maintenance Issues 09-26-2022, 10:50 PM
Replies: 8
Views: 358
Posted By BobTurner
Also….. I don’t know how stringent Canada is...

Also…..
I don’t know how stringent Canada is about TSO rules and such for ifr in Canada, but….the SL30 itself will display a ‘bunch of dots left or right’ type of CDI, and you can dial in an OBS...
Forum: Glass Cockpit 09-26-2022, 10:25 PM
Replies: 13
Views: 1,139
Posted By BobTurner
Seriously, you’re talking about a lot of money....

Seriously, you’re talking about a lot of money. If you don’t know much then you really don’t know what you want, either. Take some time (hours, not minutes) to educate yourself. There are several...
Forum: RV Ongoing Maintenance Issues 09-26-2022, 07:57 PM
Replies: 8
Views: 358
Posted By BobTurner
I think you'll find conventional CDI's to be...

I think you'll find conventional CDI's to be expensive. That's because they include all the OBS resolving electronics and indicators. It's borderline cheaper to buy an entire mini-efis and use it for...
Forum: RV General Discussion/News 09-24-2022, 06:49 PM
Replies: 144
Views: 31,244
Posted By BobTurner
As far as detonation issues, most modern cars...

As far as detonation issues, most modern cars have knock sensors, and retard the timing and/or enrichen the mixture at the first signs of knock (which is mild detonation). Older cars just did these...
Forum: RV General Discussion/News 09-22-2022, 10:03 PM
Replies: 19
Views: 2,244
Posted By BobTurner
Full stalls for PP license

The FAA keeps changing its mind. In the 1950’s it was full stalls and spins. By 1980 it was full stalls but no spins. Then, …I forget when…., it was ‘approach to stalls’. Now, as of a few years ago,...
Forum: Electrical Systems 09-22-2022, 06:55 PM
Replies: 30
Views: 4,618
Posted By BobTurner
12 volts - unless you're planning on an...

12 volts - unless you're planning on an electrically driven AC compressor. Most use an engine driven compressor.
A couple of decades ago, high current usage was pushing more aircraft toward 24 volts....
Forum: COMM 09-21-2022, 02:52 PM
Replies: 8
Views: 567
Posted By BobTurner
I’d start by contacting Dynon. I have a different...

I’d start by contacting Dynon. I have a different system (GRT Hx/SL30) but it works with ‘serial’ as the output format from the SL30. It also shows the ‘monitored’ VOR as an RSI needle superimposed...
Forum: RV General Discussion/News 09-20-2022, 01:47 PM
Replies: 19
Views: 1,737
Posted By BobTurner
Just to be clear: there is currently only one...

Just to be clear: there is currently only one insurance company that writes policies ‘direct to customer’, that is Avemco. To get a quote from them, contact them directly. But be warned, for some...
Forum: RV General Discussion/News 09-20-2022, 12:13 PM
Replies: 19
Views: 1,737
Posted By BobTurner
And your bank, if you have a loan. And your...

And your bank, if you have a loan. And your city/county/landlord if you lease a hangar (my leased hangar is from a city. Not only do they require liability insurance, they also want to be a named...
Forum: RV General Discussion/News 09-19-2022, 11:38 PM
Replies: 19
Views: 1,737
Posted By BobTurner
Why not go right to a good insurance broker?...

Why not go right to a good insurance broker? Arthur Gallagher is a VAF advertiser. Ask for Leah Ringeisen, have a nice chat.
Any EAB is likely to be expensive (my guess, $4000) for the first year if...
Forum: RV-10 09-19-2022, 07:40 PM
Replies: 25
Views: 2,679
Posted By BobTurner
I find this statement to be without foundation.

I find this statement to be without foundation.
Forum: RV-10 09-19-2022, 05:31 PM
Replies: 3
Views: 524
Posted By BobTurner
My RV10 is not what you described, above. It's a...

My RV10 is not what you described, above. It's a -10 with way below average do-it-yourself paint (I'm a poor painter), minimal interior (but it does have comfortable leather-covered Vans seats), and...
Forum: Electrical Systems 09-18-2022, 07:03 PM
Replies: 8
Views: 583
Posted By BobTurner
Check your field line (which does double duty as...

Check your field line (which does double duty as a sense line), connections, CB, for any loose/oxidized connections.
Forum: RV-10 09-15-2022, 04:27 PM
Replies: 25
Views: 2,679
Posted By BobTurner
There are always trade offs, of course, beyond...

There are always trade offs, of course, beyond the obvious dollars. The other obvious one is weight. Do you want a three adult luxo-cruiser, or a four adult airplane that’s warm (or hot) on the...
Forum: Instrument Flight Rules 09-15-2022, 04:17 PM
Replies: 7
Views: 682
Posted By BobTurner
Note that the MB was a legally required sanity...

Note that the MB was a legally required sanity check, that the GS was operating properly. In practice, it’s easy to shoot the ILS without MB (but maybe not legal or wise). LOC approach, that’s...
Forum: RV-10 09-11-2022, 10:24 PM
Replies: 13
Views: 1,125
Posted By BobTurner
The function of the relay is to reverse the...

The function of the relay is to reverse the logic, so an open circuit in the door closed detection will show as ‘door open’.
Forum: Glass Cockpit 09-11-2022, 01:00 AM
Replies: 9
Views: 601
Posted By BobTurner
Not everyone. Just those who bought a Dynon....

Not everyone. Just those who bought a Dynon. Those who bought Garmin swear by them. And those with GRT think they made the right call.
Full disclosure: I have GRT and think it’s the best. But the...
Forum: Glass Cockpit 09-10-2022, 09:34 PM
Replies: 5
Views: 264
Posted By BobTurner
Check the wiring is intact?

Check the wiring is intact?
Forum: Glass Cockpit 09-10-2022, 08:08 PM
Replies: 5
Views: 264
Posted By BobTurner
What autopilot? Is it 2 axis? In order to have...

What autopilot? Is it 2 axis?
In order to have the autopilot track an ILS or LPV glide slope you will need to have the ARINC pairs hooked up. Usually these lines are switched through a DPDT switch so...
Forum: Glass Cockpit 09-10-2022, 12:09 PM
Replies: 10
Views: 893
Posted By BobTurner
Well, the main thing to know is that while...

Well, the main thing to know is that while Chelton had a good reputation as far as I know, they have been out of business for at least a dozen years. Repairs/service are very hard to come by....
Forum: GPS 09-09-2022, 06:15 PM
Replies: 2
Views: 281
Posted By BobTurner
Curiosity 1. For going from G420W to Trig I use...

Curiosity 1. For going from G420W to Trig I use ‘ADSB+’. There is a ‘+’, but no ‘1’. My guess is Trig reverse engineered that format and is in no hurry to update it.
Problem 1. Like your previous...
Forum: Glass Cockpit 09-08-2022, 04:53 PM
Replies: 15
Views: 2,064
Posted By BobTurner
This is true. But the old post you quoted, while...

This is true. But the old post you quoted, while not completely clear, was specifically directed toward GPS based approaches
Forum: RV Ongoing Maintenance Issues 09-07-2022, 05:23 PM
Replies: 9
Views: 1,023
Posted By BobTurner
Thanks. I just saw an answer to someone’s...

Thanks. I just saw an answer to someone’s (yours?) inquiry on AC Spruce: 10 years.
Forum: RV Ongoing Maintenance Issues 09-07-2022, 03:33 PM
Replies: 9
Views: 1,023
Posted By BobTurner
New Lightspeed headset w/ CO monitor

Title says it all. I can’t seem to find the answer to this question: Anyone know if there is a lifetime limit on the CO sensor?
Forum: COMM 09-07-2022, 12:52 PM
Replies: 3
Views: 335
Posted By BobTurner
‘Sidetone’: your radio will send part of your...

‘Sidetone’: your radio will send part of your mike audio back to your headset, so you can hear what the transmitter hears, from you.
Forum: RV General Discussion/News 09-07-2022, 12:49 PM
Replies: 7
Views: 649
Posted By BobTurner
Auto-correct error?

Missing an ‘f’? -:)
Forum: Traditional Aircraft Engines 09-05-2022, 02:05 PM
Replies: 27
Views: 2,049
Posted By BobTurner
I think maybe you sniffed a bit too much of that...

I think maybe you sniffed a bit too much of that gas!
80/87 was dyed a faint red color, and was basically 100LL with 4 times less lead. It was available in the early 1980's at LVK and we ran our low...
Forum: RV General Discussion/News 09-04-2022, 07:37 PM
Replies: 20
Views: 1,699
Posted By BobTurner
As a cfii I get plenty of time in the right seat...

As a cfii I get plenty of time in the right seat - but still prefer to fly from the left. ("first learned, best learned?"). I think I'm about the same (equally bad -:) ) from either seat with the...
Forum: RV General Discussion/News 09-03-2022, 05:29 PM
Replies: 16
Views: 1,212
Posted By BobTurner
Unless, of course, as happened to myself and many...

Unless, of course, as happened to myself and many others, the FSDO flat-out refuses to do it, tells you hiring a DAR is your only option. However.....
about 5 months after I had a DAR inspect/issue...
Forum: COMM 09-03-2022, 01:17 PM
Replies: 2
Views: 323
Posted By BobTurner
You can remove the coax and/or antenna from a...

You can remove the coax and/or antenna from a receiver, which is what the vor is, without harm. Do not do this with a transmitter (com, xponder, adsb-out, DME).
Forum: VAF Classifieds (posts in here deleted after 30 days) 09-03-2022, 12:50 PM
Replies: 6
Views: 636
Posted By BobTurner
If you want the vinyl wrap version, most Kinko’s...

If you want the vinyl wrap version, most Kinko’s can print the vinyl for you.
Forum: Electrical Systems 09-02-2022, 11:57 PM
Replies: 11
Views: 886
Posted By BobTurner
The 2.5” piece that is connected to the coax is...

The 2.5” piece that is connected to the coax is half of a parallel plate capacitor. Hook up a battery there, and the plate will acquire a charge. And the opposite side, an equal but opposite charge....
Forum: RV-10 09-02-2022, 03:00 PM
Replies: 7
Views: 884
Posted By BobTurner
Curious that the 950 beats the 925 in all...

Curious that the 950 beats the 925 in all categories while still being lighter. Is it less physically robust? How does it get the weight savings with the same chemistry?
Forum: Traditional Aircraft Engines 09-02-2022, 12:10 AM
Replies: 91
Views: 15,932
Posted By BobTurner
‘Supplemental Type Certificate’. If you have a...

‘Supplemental Type Certificate’. If you have a 172, it has a type certificate - a lot of specifications, tests it passed, etc. That type certificate says, ‘must be operated on 100LL or 100/130 av gas...
Forum: RV General Discussion/News 08-31-2022, 06:22 PM
Replies: 2
Views: 371
Posted By BobTurner
Hi Buddy, Welcome to the madness! Where are you...

Hi Buddy,
Welcome to the madness!
Where are you based? KCCR? Have a hangar? I’m close enough (Castro Valley, based at LVK) that if you want some help with your first oil change, just let me know. You...
Forum: Probable Cause Documents Discussed 08-31-2022, 02:48 PM
Replies: 84
Views: 7,457
Posted By BobTurner
So, should we/vans consider much smaller...

So, should we/vans consider much smaller restrictor aperatures? I understand that with air (MP) a restrictor can induce a lag in the reading, but with liquids, how small can you go?
Forum: Electrical Systems 08-31-2022, 11:45 AM
Replies: 3
Views: 611
Posted By BobTurner
Some (many?) aviation headsets have a hidden...

Some (many?) aviation headsets have a hidden switch that converts them to mono. What brand/model do you have? Otherwise, the easy fix is to order, from an electronic hobby type place, a special plug,...
Forum: Electrical Systems 08-31-2022, 11:30 AM
Replies: 6
Views: 371
Posted By BobTurner
In theory, any ground should work. In reality, in...

In theory, any ground should work. In reality, in an electrically noisy environment, best practice is to run the (- or ‘common’) wire from the mike side by side (or twisted pair, even better) inside...
Forum: Probable Cause Documents Discussed 08-31-2022, 11:17 AM
Replies: 84
Views: 7,457
Posted By BobTurner
If nothing else, this report should remind pilots...

If nothing else, this report should remind pilots that shoulder harnesses really do work - but not if they’re worn too loosly.
Forum: Electrical Systems 08-31-2022, 11:05 AM
Replies: 6
Views: 371
Posted By BobTurner
Yes, this is so common that those pins are often...

Yes, this is so common that those pins are often called ‘ground pins’ and are connected to a common ground. However, some of the better audio panels will isolate the mike (-) from common ground, to...
Forum: Probable Cause Documents Discussed 08-30-2022, 05:50 PM
Replies: 84
Views: 7,457
Posted By BobTurner
^^^^The winner! Who does work on a fuel line and...

^^^^The winner! Who does work on a fuel line and doesn’t follow it up with some careful ground testing?
Forum: RV-10 08-30-2022, 05:35 PM
Replies: 8
Views: 1,247
Posted By BobTurner
I’m sure you’ll soon get an ‘official’ welcome...

I’m sure you’ll soon get an ‘official’ welcome from Mike.
So, one correction: There are no AD’s for experimental amateur built airplanes; there is no manufacturer other than the original builder(s)....
Forum: RV General Discussion/News 08-30-2022, 12:47 PM
Replies: 13
Views: 1,108
Posted By BobTurner
A few weeks ago I got a registration renewal...

A few weeks ago I got a registration renewal reminder from the faa (now august, not due until Jan). I followed the instructions for on-line renewal (no changes), sent it off. Got the new registration...
Forum: RV General Discussion/News 08-29-2022, 06:16 PM
Replies: 28
Views: 2,684
Posted By BobTurner
Any over-heating problems with the iPad? Or is...

Any over-heating problems with the iPad? Or is your mount also a cooler?
Forum: RV-7/7A 08-29-2022, 06:14 PM
Replies: 14
Views: 1,307
Posted By BobTurner
Gear and wheel fairings really work. Without them...

Gear and wheel fairings really work. Without them you’ll lose of order 10 knots.
Search for ‘heavy wing’. Check the vertical height of the two ailerons, they need to be exactly the same. Then move on...
Forum: RV General Discussion/News 08-29-2022, 01:03 PM
Replies: 24
Views: 2,533
Posted By BobTurner
Here in the US so many people misspelled...

Here in the US so many people misspelled ‘biennial’ that the FAA changed the name of the required two year review to ‘flight review’, dropping ‘biennial’, some years ago. But it’s still every two...
Forum: Job Board 08-29-2022, 12:48 PM
Replies: 3
Views: 431
Posted By BobTurner
Rules

An A&P may do the annual condition inspection. I believe all AIs are also A&Ps so that’s covered.
An RV8 builder may not sign off the condition inspection, unless he was the original builder of that...
Forum: RV General Discussion/News 08-28-2022, 05:54 PM
Replies: 24
Views: 2,533
Posted By BobTurner
Funny you mention that. I had a whisky compass...

Funny you mention that. I had a whisky compass (didn’t want to argue over if it was needed) and a blank correction card. DAR, who was a good guy, says, ‘That has to be filled in. Now I know there’s...
Forum: COMM 08-28-2022, 02:50 PM
Replies: 30
Views: 1,931
Posted By BobTurner
You should do what you want. I see nothing...

You should do what you want. I see nothing dangerous or unsafe. It’s easy for others to spend your money!

But I do have a comment about your previous post about audio panels being a single point...
Forum: RV General Discussion/News 08-28-2022, 02:22 PM
Replies: 12
Views: 737
Posted By BobTurner
Interesting. Your old system worked, you put in...

Interesting. Your old system worked, you put in new coax and a new radio, and now it doesn’t? IMHO that points to the radio or coax. Do I understand that the problem exists on some frequencies, but...
Forum: RV General Discussion/News 08-28-2022, 02:09 PM
Replies: 12
Views: 737
Posted By BobTurner
Also, these antennas require a good ground...

Also, these antennas require a good ground connection right at or under the antenna. Check the mounting screws/nuts for any sign of corrosion between them and the airframe. (This will also show up if...
Forum: GPS 08-27-2022, 08:42 PM
Replies: 12
Views: 1,844
Posted By BobTurner
Well, as someone who has personally experienced a...

Well, as someone who has personally experienced a gps outage at 1100’ agl while on a gps approach, I’m not yet in the gps-only camp. But I also carry more than the minimum instruments required by the...
Forum: GPS 08-27-2022, 04:28 PM
Replies: 12
Views: 1,844
Posted By BobTurner
Well, I don’t know what the FAA thinks. But my...

Well, I don’t know what the FAA thinks. But my guess is that they were just trying to be a bit conservative, as alternate wx minimums always are. In particular, the ability to shoot the...
Forum: GPS 08-27-2022, 03:54 PM
Replies: 12
Views: 1,844
Posted By BobTurner
The first statement is not true. But it used to...

The first statement is not true. But it used to be true. If you have a TSO 129 (older, non-WAAS) gps, then for ifr you were (and still are) required to have the capability to shoot a non-gps approach...
Forum: COMM 08-27-2022, 11:04 AM
Replies: 30
Views: 1,931
Posted By BobTurner
This is fine for general use, but not for a...

This is fine for general use, but not for a backup; if #1 fails, #2 won’t work either.
Forum: COMM 08-26-2022, 05:10 PM
Replies: 5
Views: 319
Posted By BobTurner
Most likely, yes. 18” is pretty close. Some...

Most likely, yes. 18” is pretty close.
Some radios (not familiar with yours) have a pin labeled ‘transmit interlock’ or ‘receiver inhibit’ or ‘receiver reduced gain’ or something like that. If yours...
Forum: COMM 08-26-2022, 01:32 PM
Replies: 30
Views: 1,931
Posted By BobTurner
Mark, I agree with everything you posted, except...

Mark, I agree with everything you posted, except the conclusion (!) copied above. A single toggle switch (transmit1/transmit2) plus an audio mixer for the headphone output, gives you exactly the same...
Forum: Northwest 08-26-2022, 01:08 PM
Replies: 22
Views: 2,981
Posted By BobTurner
+1 Absolutely perfectly said.

+1 Absolutely perfectly said.
Forum: COMM 08-25-2022, 01:33 PM
Replies: 30
Views: 1,931
Posted By BobTurner
Okay, here’s your answer 1. Use the schematic in...

Okay, here’s your answer
1. Use the schematic in post #9, but with the corrections of post #10, e.g., change ‘com power’ to ‘mike’, change ‘com1 pwr’ to ‘com 1 mike input’, ‘com2 pwr’ to ‘com 2 mike...
Forum: RV-14 08-25-2022, 12:54 PM
Replies: 7
Views: 3,372
Posted By BobTurner
Only you can decide this - where will your nav...

Only you can decide this - where will your nav radio be, how/ where will you run the coax, do you need extra at the end to allow the wongtip to be easily removed, etc.? Measure the actual layout with...
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