VansAirForceForums  
Home > VansAirForceForums

- POSTING RULES
- Donate yearly (please).
- Advertise in here!

- Today's Posts | Insert Pics


Go Back   VAF Forums > Search Forums
Register FAQ Members List Calendar Search Today's Posts Mark Forums Read

Showing results 1 to 62 of 500
Search took 0.05 seconds.
Search: Posts Made By: BobTurner
Forum: Glass Cockpit Yesterday, 04:53 PM
Replies: 11
Views: 720
Posted By BobTurner
Since you mentioned 400’ HAT I wonder if you...

Since you mentioned 400’ HAT I wonder if you meant ‘LNAV or LNAV + V’, the latter being different than LNAV/VNAV? The LNAV+V is really an LNAV approach, with an advisory glide slope. There is no DA,...
Forum: Traditional Aircraft Engines Yesterday, 04:35 PM
Replies: 8
Views: 289
Posted By BobTurner
That’s not how my EIS6000 works. E.g., if I start...

That’s not how my EIS6000 works. E.g., if I start with the field circuit off, the red light comes on, reminding me to turn on the field circuit, at which point the red light goes off (assuming I also...
Forum: COMM Yesterday, 04:17 PM
Replies: 5
Views: 190
Posted By BobTurner
The actual electronics for these things is like...

The actual electronics for these things is like $2. The cost is for the box, connectors, labor. If you’re at all handy with a fine tip soldering iron just fab it yourself, get exactly what you want.
Forum: Glass Cockpit 10-29-2020, 07:16 PM
Replies: 13
Views: 751
Posted By BobTurner
1. I’m another happy GRT customer. But they’re...

1. I’m another happy GRT customer. But they’re all good. (I worry about service from MGL — South Africa is a long ways away!)
2. I’m sure you can find a Garmin dealer who will fab a harness for you,...
Forum: Traditional Aircraft Engines 10-29-2020, 01:10 PM
Replies: 8
Views: 289
Posted By BobTurner
It’s noon here, and I’m awake -:) My EIS 6000...

It’s noon here, and I’m awake -:)
My EIS 6000 alarms at start up until it detects both oil pressure and alternator current, so you may be on the right track. I like the no-shunt Hall detector for...
Forum: GPS 10-29-2020, 12:43 PM
Replies: 5
Views: 774
Posted By BobTurner
I agree, Garmin’s VAF presence is excellent. And...

I agree, Garmin’s VAF presence is excellent. And I understand that there are legal issues in dealing with a TSO’d unit. But, it seems a shame, that you have to get to a dealer to, basically, have an...
Forum: ADS-B 10-29-2020, 12:24 PM
Replies: 16
Views: 724
Posted By BobTurner
Forgive me if you already know all this, but...

Forgive me if you already know all this, but here’s a mini tutorial:
ADSB-OUT (you send a signal out) is now required in all US airspace where a mode C transponder is required. ADSB-IN (you receive...
Forum: Traditional Aircraft Engines 10-28-2020, 11:30 PM
Replies: 8
Views: 878
Posted By BobTurner
Agree with others, gaps look too large. Also...

Agree with others, gaps look too large. Also football shape is getting close to 2:1 (width to height) at which point plugs are trash. As the width of the center electrode narrows the thermal...
Forum: Traditional Aircraft Engines 10-28-2020, 10:55 PM
Replies: 8
Views: 289
Posted By BobTurner
I have an EIS6000 and a blinking warning light is...

I have an EIS6000 and a blinking warning light is not normal behavior. It blinks when the interval timer times out. Can an automatic interval timer be set on the R66? On my 6000 I just push the left...
Forum: RV-14 10-28-2020, 06:48 PM
Replies: 30
Views: 3,833
Posted By BobTurner
Coaxial cables have a specified minimum bend...

Coaxial cables have a specified minimum bend radius (amount depends on cable), for reasons that are all too clear now. I guess the original guy didn't quite get that. Over 17 years the copper center...
Forum: Propellers 10-28-2020, 04:03 PM
Replies: 8
Views: 732
Posted By BobTurner
You can get one of these, but not both at the...

You can get one of these, but not both at the same time. -:)
Sometimes I can get to a destination sooner by going slower — a lower power setting almost always improves the miles/gal — if the lower...
Forum: COMM 10-28-2020, 12:22 AM
Replies: 9
Views: 463
Posted By BobTurner
For the Nav, which wants horizontal polarization,...

For the Nav, which wants horizontal polarization, the antenna should be horizontal, e.g., flat in the tip. However, a 30 deg tip will only slightly degrade theoretical performance. The com, which...
Forum: Electrical Systems 10-27-2020, 03:17 PM
Replies: 10
Views: 589
Posted By BobTurner
All electrical stuff has failure modes, but good...

All electrical stuff has failure modes, but good design will preclude a failure just because all four buttons were pushed at once. However, having heard of inadvertent trim excursions because a...
Forum: RV General Discussion/News 10-27-2020, 03:08 PM
Replies: 29
Views: 1,957
Posted By BobTurner
Did he also ask about the FCC radio station...

Did he also ask about the FCC radio station license, which you are also supposed to have for non-US travel? I too have the 38 year old piece of cardboard with an FCC stamp on it, but no station...
Forum: COMM 10-27-2020, 03:00 PM
Replies: 9
Views: 463
Posted By BobTurner
This antenna must be internally mounted where the...

This antenna must be internally mounted where the radio waves can ‘escape’. They are also designed to work against a ‘ground plane’, e.g., a significant piece of metal at the base of the antenna. For...
Forum: Instrument Flight Rules 10-26-2020, 08:24 PM
Replies: 14
Views: 678
Posted By BobTurner
At lots of airports the approaches start in...

At lots of airports the approaches start in someone else’s airspace than the tower, so they may be reluctant to give you an actual clearance without a phone call to ATC. Do just what you did, “We’d...
Forum: Instrument Flight Rules 10-26-2020, 07:25 PM
Replies: 14
Views: 678
Posted By BobTurner
If you’re flying ‘actual ifr flights’ then you...

If you’re flying ‘actual ifr flights’ then you want one or more ‘approaches’. They’re not practice if you’re really in imc.
Forum: RV General Discussion/News 10-26-2020, 04:25 PM
Replies: 32
Views: 2,990
Posted By BobTurner
I put that in for contrarians: if you took off...

I put that in for contrarians: if you took off from Anchorage, flew south over the pacific, then turned east into Canada, you’d cross an ADIZ. Not likely in an RV.

As to the aopa -10, I agree with...
Forum: RV-14 10-26-2020, 03:59 PM
Replies: 30
Views: 3,833
Posted By BobTurner
So how is the grounded leg of the antenna...

So how is the grounded leg of the antenna electrically connected to the hinges?
My money is on one of the connectors/connections. You can check them out with an ohmmeter.
Forum: California 10-26-2020, 03:52 PM
Replies: 4
Views: 448
Posted By BobTurner
Frank, a while ago someone from Dublin (I think)...

Frank, a while ago someone from Dublin (I think) posted that a dive shop in Pleasanton would do it for about $20 but you needed to bring an adaptor fitting of some sort - they weren’t set up for...
Forum: Autopilots 10-26-2020, 11:43 AM
Replies: 5
Views: 456
Posted By BobTurner
I don’t have this setup so my memory may be...

I don’t have this setup so my memory may be faulty, but I think this connection re-starts auto-sequencing on the 650. Otherwise, you need to tap the 650 screen to tell it to start missed approach...
Forum: COMM 10-26-2020, 11:36 AM
Replies: 19
Views: 981
Posted By BobTurner
I agree with your analysis. My suggestion was...

I agree with your analysis. My suggestion was made in the spirit of ‘Try easy stuff first, even if unlikely’ (I recently wasted hours of my time when I forgot this rule!).
Edit: reply to Marc
Forum: COMM 10-26-2020, 11:02 AM
Replies: 19
Views: 981
Posted By BobTurner
Get some spray contact cleaner. Open up the radio...

Get some spray contact cleaner. Open up the radio as needed to gain access to the volume control, spray (you need to get it inside the control, look for an opening), ‘exercise’ the control. See if...
Forum: COMM 10-25-2020, 04:15 PM
Replies: 19
Views: 981
Posted By BobTurner
OR, drive your customers to a different vendor....

OR, drive your customers to a different vendor. There’s a fine line here.
Forum: Southeast 10-25-2020, 10:53 AM
Replies: 6
Views: 313
Posted By BobTurner
Are you sure?

That would be like $5 for a $100K airplane - too low to bother with.
Forum: RV General Discussion/News 10-24-2020, 01:54 PM
Replies: 32
Views: 2,990
Posted By BobTurner
The US calls for 12” numbers if crossing an ADIZ....

The US calls for 12” numbers if crossing an ADIZ. Most of the US-Canada border is not an ADIZ.
Forum: RV-14 10-24-2020, 01:43 PM
Replies: 3
Views: 398
Posted By BobTurner
What you observe is common on spring leg type...

What you observe is common on spring leg type landing gear. At touchdown, the outer edge touches first, until the leg compresses a bit. Pull the tire off and flip it over, to even out the wear. OTOH...
Forum: RV General Discussion/News 10-24-2020, 01:38 PM
Replies: 29
Views: 1,957
Posted By BobTurner
12” numbers are required if crossing an ADIZ....

12” numbers are required if crossing an ADIZ. Most of the US-Canada border is not an ADIZ.
Forum: RV-10 10-22-2020, 03:32 PM
Replies: 18
Views: 1,690
Posted By BobTurner
I have a wedge (Carl is right, I know the out of...

I have a wedge (Carl is right, I know the out of trim condx is due to my gear or gear leg fairings - the plane flew ball-centered before I put them on. But I can’t find the exact cause.). I do have...
Forum: RV Ongoing Maintenance Issues 10-21-2020, 02:55 PM
Replies: 19
Views: 1,065
Posted By BobTurner
I believe this is faulty logic....

I believe this is faulty logic. Leaks/restrictions inside the cabin won’t show up when the alternate source is used, because the static line is at exactly the same pressure as the cabin. In essence,...
Forum: RV-12/RV-12iS 10-20-2020, 07:51 PM
Replies: 17
Views: 1,272
Posted By BobTurner
Curious: What possible definition could there be,...

Curious: What possible definition could there be, other than the obvious one?
‘If it works, and has been inspected and tested, you have to turn it on.’
Forum: RV-12/RV-12iS 10-20-2020, 03:22 PM
Replies: 17
Views: 1,272
Posted By BobTurner
I believe the above is correct. My DAR believed...

I believe the above is correct. My DAR believed the above to be correct. But, just to be sure, he said, I’ll double check with the FSDO. You guessed it, the morons there said it was required before...
Forum: Traditional Aircraft Engines 10-20-2020, 01:05 PM
Replies: 52
Views: 4,124
Posted By BobTurner
LOP to get there faster

This may be unique to the -10 where, IMHO, the standard 60 gal fuel tanks are a bit small for an IO540. But I fly a certain number of trips which are 4 hours or so (and a few very long trips) where...
Forum: RV General Discussion/News 10-19-2020, 08:33 PM
Replies: 18
Views: 1,771
Posted By BobTurner
If you went thru Gallagher you DID put it ‘out to...

If you went thru Gallagher you DID put it ‘out to market’, assuming they did their job (and I have no reason to think otherwise). Gallagher is an agency, not the actual insurance company. They should...
Forum: Traditional Aircraft Engines 10-19-2020, 08:24 PM
Replies: 17
Views: 1,090
Posted By BobTurner
I like Tempest. They come with the gasket...

I like Tempest. They come with the gasket pre-lubed.
Forum: RV-10 10-19-2020, 06:19 PM
Replies: 9
Views: 470
Posted By BobTurner
Careful - the language above is exactly opposite...

Careful - the language above is exactly opposite common usage. A ‘flat head screw’ usually refers to a screw which is flat on top, angled below, designed to be countersunk.
Forum: RV General Discussion/News 10-19-2020, 06:10 PM
Replies: 6
Views: 710
Posted By BobTurner
IMHO keep the SL30 radio; MB, optional. For one...

IMHO keep the SL30 radio; MB, optional. For one thing, the instrument test guide seems to say that you need something in addition to a gps to take the practical exam, although some Examiners are open...
Forum: RV-10 10-19-2020, 02:00 PM
Replies: 4
Views: 559
Posted By BobTurner
Just to be clear, a LODA (which anyone can get,...

Just to be clear, a LODA (which anyone can get, don’t have to be a cfi) is free, and not difficult by faa standards. But insurance is irrationally expensive.
Forum: Traditional Aircraft Engines 10-19-2020, 01:56 PM
Replies: 12
Views: 707
Posted By BobTurner
As a retired physicist, I like to remind people...

As a retired physicist, I like to remind people that ‘units matter’. Car gas octane (R+M/2) and AvGas octane (motor octane) are NOT the same units. Please be careful.
Forum: RV models of the future (RV-??) 10-19-2020, 01:50 PM
Replies: 20
Views: 2,947
Posted By BobTurner
I think a careful look at the NTSB database does...

I think a careful look at the NTSB database does not support this assertion.
Forum: Glass Cockpit 10-18-2020, 06:11 PM
Replies: 4
Views: 394
Posted By BobTurner
The FD displays, pictorally, the commands being...

The FD displays, pictorally, the commands being sent to the autopilot. So in most displays (I don’t have an AFS) you need to set all the autopilot commands for what you want (except no servos...
Forum: Traditional Aircraft Engines 10-18-2020, 12:29 AM
Replies: 16
Views: 755
Posted By BobTurner
This is as it should be, by design. At sea level...

This is as it should be, by design. At sea level full power takeoff I burn 24 g/hr, but best power mixture is closer to 19 g/hr. That extra gas is for cooling and detonation resistance.
Forum: Traditional Aircraft Engines 10-17-2020, 11:39 PM
Replies: 16
Views: 755
Posted By BobTurner
Only if they can read your mind. Like most efis...

Only if they can read your mind. Like most efis units the box can find peak egt, then tell you the temperature drop if you move rich or lean. You get to choose if you want to burn gas at best power,...
Forum: RV-10 10-17-2020, 06:37 PM
Replies: 12
Views: 743
Posted By BobTurner
Yea, that happened once or twice. After that I...

Yea, that happened once or twice. After that I learned. The strap is thick enough that the door doesn’t want to pull closed if the strap is in the opening. To tell the truth, I had this idea during...
Forum: Traditional Aircraft Engines 10-17-2020, 06:18 PM
Replies: 16
Views: 755
Posted By BobTurner
I really don’t know, but I suspect the GRT...

I really don’t know, but I suspect the GRT calculation of power does not reference OAT, e.g., it just assumes standard temperature. I note that a 20 F temperature difference from standard results in...
Forum: RV-10 10-17-2020, 05:48 PM
Replies: 12
Views: 743
Posted By BobTurner
Whatever you do, give some thought: Can the door...

Whatever you do, give some thought: Can the door still be opened by an inexperienced person, in an emergency? I do have two suggestions:
1. Oleo struts are now available that do more than hold the...
Forum: RV-12/RV-12iS 10-17-2020, 05:14 PM
Replies: 6
Views: 620
Posted By BobTurner
You need to tell us more info... If it’s an LED...

You need to tell us more info...
If it’s an LED or traditional Whelen, they may have a centrally located power supply or control board. If so, swap the left and right wires to the wing tip. If the...
Forum: RV-14 10-17-2020, 05:04 PM
Replies: 5
Views: 433
Posted By BobTurner
Rather than wing rocking try aggressively...

Rather than wing rocking try aggressively slapping the wing above/below the rib, or the rib itself, with an open hand. Usually engine vibration is sufficient to prevent sticking. OTOH, since you have...
Forum: My RV Build Project 10-16-2020, 06:15 PM
Replies: 12
Views: 1,055
Posted By BobTurner
Ease to check - does the shank of a #40 bit pass...

Ease to check - does the shank of a #40 bit pass smoothly thru a hole for an AN3 rivet?

Several -10’s up here at KLVK. We’re always happy to offer free opinions, worth exactly what you pay for -:)
Forum: Traditional Aircraft Engines 10-16-2020, 02:25 PM
Replies: 16
Views: 755
Posted By BobTurner
1. Disconnect MAP sensor, leave open end of hose...

1. Disconnect MAP sensor, leave open end of hose inside the cabin. Plug the hole in the intake manifold.
2. Use alt air for altimeter (if not available disconnect static input so altimeter sees cabin...
Forum: Autopilots 10-16-2020, 02:12 PM
Replies: 11
Views: 881
Posted By BobTurner
The Trio Pro is a great autopilot, 3 1/8” hole....

The Trio Pro is a great autopilot, 3 1/8” hole. But you’d need new servos.
Forum: Electrical Systems 10-15-2020, 02:38 PM
Replies: 29
Views: 2,132
Posted By BobTurner
Make certain you also read about digital...

Make certain you also read about digital communications. Buzz words you want to understand include RS232, ports, baud rate, format. You need to read and understand this before making any purchases....
Forum: Glass Cockpit 10-15-2020, 02:08 PM
Replies: 4
Views: 256
Posted By BobTurner
Jeff will tell you, but again I think the answer...

Jeff will tell you, but again I think the answer is no, same issue with proprietary software. Showing the data on a 750 is probably okay. The 650 is inferior in size to the grt efis, but the 750’s...
Forum: Glass Cockpit 10-15-2020, 01:51 PM
Replies: 36
Views: 2,920
Posted By BobTurner
+1 I have the same philosophy. Mostly GRT, but my...

+1
I have the same philosophy. Mostly GRT, but my standby EFIS is a Dynon D6 with battery backup. Everything is there, very little button pushing enroute.
Forum: Autopilots 10-15-2020, 12:40 PM
Replies: 1
Views: 256
Posted By BobTurner
Without regard to your actual question (?), I’d...

Without regard to your actual question (?), I’d urge you to triple check elevator trim direction, as those on vaf who are DARs report frequently finding it backwards. Elevator tab up for nose down,...
Forum: Glass Cockpit 10-15-2020, 12:05 PM
Replies: 4
Views: 256
Posted By BobTurner
Okay, I looked up the GTX45R. Bottom line, you...

Okay, I looked up the GTX45R. Bottom line, you bought the wrong box to work with your GRT EFIS. A Trig TT22 plus a compatible adsb-in box (like the SkyRadar) will get you a mode-SES transponder (ES...
Forum: COMM 10-15-2020, 11:52 AM
Replies: 6
Views: 331
Posted By BobTurner
The descriptions typed into lines 12, 13, 14,...

The descriptions typed into lines 12, 13, 14, should be for lines 13, 14, 15.
I assume that’s a typo?
Forum: RV-10 10-15-2020, 11:45 AM
Replies: 13
Views: 635
Posted By BobTurner
A contrary view

If you are afraid of the fuselage rolling over, you need a better dolly. Make one that can attach to the wing spar stubs. End of rollover problem.
Fitting the cabin top, you’ll have it on, off, on,...
Forum: Glass Cockpit 10-15-2020, 11:25 AM
Replies: 4
Views: 256
Posted By BobTurner
I don’t know for certain, but the answer is...

I don’t know for certain, but the answer is probably ‘no’. Garmin keeps some serial protocols as a company secret, making it hard to use on competitors’ efis units. Ask Jeff at GRT via their forum or...
Forum: Glass Cockpit 10-14-2020, 10:48 AM
Replies: 7
Views: 516
Posted By BobTurner
Me too. I also want to hear if anyone answers...

Me too. I also want to hear if anyone answers back after I call “clear”.
Forum: VAF Classifieds (posts in here deleted after 30 days) 10-13-2020, 07:45 PM
Replies: 19
Views: 2,644
Posted By BobTurner
Poster might mention if this is a straight valve...

Poster might mention if this is a straight valve or angle valve engine.
Forum: RV-10 10-13-2020, 11:25 AM
Replies: 23
Views: 2,418
Posted By BobTurner
I don’t know anything about Westach senders,...

I don’t know anything about Westach senders, obviously the QB tanks are fully built except for a hole for traditional float gauges. All the other things are still possible. The bottom skin is...
Showing results 1 to 62 of 500

 
Forum Jump

All times are GMT -6. The time now is 07:49 AM.


The VAFForums come to you courtesy Delta Romeo, LLC. By viewing and participating in them you agree to build your plane using standardized methods and practices and to fly it safely and in accordance with the laws governing the country you are located in.