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 0.23 seconds.
Search: Posts Made By: BobTurner
Forum: RV General Discussion/News Today, 03:08 PM
Replies: 5
Views: 162
Posted By BobTurner
Interesting. Dr. Kemprud is also an AME.

Interesting. Dr. Kemprud is also an AME.
Forum: COMM Yesterday, 11:49 PM
Replies: 15
Views: 1,347
Posted By BobTurner
This is the craziest thing I have ever heard. No...

This is the craziest thing I have ever heard. No real coax cable is perfect, but RG400 is closer to ideal than is RG58. Maybe Ack meant that their connector is designed for RG58, not 400?
SWR is a...
Forum: RV General Discussion/News Yesterday, 12:02 PM
Replies: 33
Views: 1,983
Posted By BobTurner
If your gps is TSO 129 (non-WAAS) then this is...

If your gps is TSO 129 (non-WAAS) then this is correct. Either the primary or the alternate must have a non-GPS approach that you have the equipment on board to use. If your on board gps is TSO...
Forum: RV-8/8A 04-19-2019, 05:41 PM
Replies: 30
Views: 1,176
Posted By BobTurner
Have you talked to your insurance agent about...

Have you talked to your insurance agent about this?
Forum: ADS-B 04-18-2019, 04:53 PM
Replies: 7
Views: 370
Posted By BobTurner
+1. Unless you are planning on some sort of...

+1. Unless you are planning on some sort of switching arrangement, you’ll be dependent on one gps source, whatever it is. Wire it to the 430W and move on.
PS. Make sure your 430W software is new...
Forum: RV-10 04-18-2019, 04:49 PM
Replies: 8
Views: 518
Posted By BobTurner
I don’t remember. Might need a screwdriver.

I don’t remember. Might need a screwdriver.
Forum: RV-10 04-18-2019, 02:24 PM
Replies: 8
Views: 518
Posted By BobTurner
Although I have not tried this, my guess is that...

Although I have not tried this, my guess is that one well placed kick/stomp from the inside will bend it enough to open. Alternatively, don’t cover the lock access hole. Then you can reach in and...
Forum: GPS 04-18-2019, 01:03 PM
Replies: 140
Views: 16,355
Posted By BobTurner
With A and B, failure of a single box leaves you...

With A and B, failure of a single box leaves you with no panel mounted navigation. With C it takes two failures.
Forum: RV General Discussion/News 04-17-2019, 03:28 PM
Replies: 33
Views: 1,983
Posted By BobTurner
This just shows how complicated this whole...

This just shows how complicated this whole business is.
‘LNAV +V’ is an LNAV approach, uses LNAV minimums. It will show an advisory glide slope which you may choose to use, but it’s still a...
Forum: RV General Discussion/News 04-16-2019, 09:38 PM
Replies: 33
Views: 1,983
Posted By BobTurner
What is a VNAV approach?

What is a VNAV approach?
Forum: COMM 04-15-2019, 11:26 PM
Replies: 6
Views: 427
Posted By BobTurner
At 100 MHz I wouldn’t be concerned with signal...

At 100 MHz I wouldn’t be concerned with signal loss when new. 10 or 20 years from now, every connector is a potential trouble spot, so I wouldn’t use them willy-nilly. BTW, properly installed, the...
Forum: RV General Discussion/News 04-15-2019, 10:27 PM
Replies: 33
Views: 1,983
Posted By BobTurner
That’s not the question. The question is, for the...

That’s not the question. The question is, for the two non-precision approaches, did the examiner allow two gps based approaches (LNAV, LPV to >300’?) or did you do a LOC or VOR approach?
Forum: RV General Discussion/News 04-15-2019, 01:41 PM
Replies: 33
Views: 1,983
Posted By BobTurner
This is a mess. Why can’t the FAA hire a decent...

This is a mess. Why can’t the FAA hire a decent tech writter? “GPS” approach? Then later, “RNAV”. Nowhere, the current “RNAV (GPS)”. My reading: one LNAV, one LPV to 300’ or higher DA; one LPV to 250...
Forum: Electrical Systems 04-14-2019, 09:36 PM
Replies: 17
Views: 1,023
Posted By BobTurner
As far as I’m concerned it’s a lot of black...

As far as I’m concerned it’s a lot of black magic. That said, you created a ground loop: engine to mount to firewall then back to engine. And that’s a general no-no. The alternator generates a...
Forum: VAF Classifieds (posts in here deleted after 30 days) 04-14-2019, 07:01 PM
Replies: 11
Views: 450
Posted By BobTurner
No. The old name is ‘shower of sparks’. It...

No. The old name is ‘shower of sparks’. It electronically boosts the starting voltage; works with a mag with retard points. Slick’s current brand name for this is ‘Slick-Start’.
Edit: slow typing due...
Forum: RV General Discussion/News 04-13-2019, 10:18 AM
Replies: 60
Views: 7,997
Posted By BobTurner
The ‘named pilots’ are who the insurance covers....

The ‘named pilots’ are who the insurance covers. They are ‘policy holders’, no difference. This is common with partnerships.
Forum: Electrical Systems 04-12-2019, 04:08 PM
Replies: 5
Views: 278
Posted By BobTurner
That’s correct. The PM3000 doesn’t have audio Lo...

That’s correct. The PM3000 doesn’t have audio Lo inputs, so connect all of the audio common/ground wires, and the shields, to ground at the intercom. Keep the wires as short as possible. It doesn’t...
Forum: RV General Discussion/News 04-12-2019, 03:50 PM
Replies: 60
Views: 7,997
Posted By BobTurner
In fact I asked Gallagher that very question some...

In fact I asked Gallagher that very question some time ago. The answer was ‘no’, the open-pilot pilot had no coverage, while the owner did. But as a practical manner, the owner was also named in a...
Forum: Electrical Systems 04-12-2019, 02:16 PM
Replies: 5
Views: 278
Posted By BobTurner
First some terminology: Looking at a plug, the...

First some terminology: Looking at a plug, the end furtherest away from the handle is called the "tip"; moving toward the handle, there is the "ring" (about 1/4" wide); the remainder, going up to the...
Forum: Traditional Aircraft Engines 04-08-2019, 06:56 PM
Replies: 16
Views: 1,418
Posted By BobTurner
You didn't quite answer the question: did you...

You didn't quite answer the question: did you verify you were on the #1 compression stroke? Just setting it to the flywheel marks, you have a 50-50 chance of getting it right.
Forum: RV-10 04-08-2019, 06:52 PM
Replies: 11
Views: 489
Posted By BobTurner
I'm afraid I don't remember where I got them....

I'm afraid I don't remember where I got them. They weren't very expensive.
IIRC, I did all the fiberglass work (top, wheel pants/gear fairings) on one #30, one or two #40. They have a steel pilot...
Forum: Traditional Aircraft Engines 04-08-2019, 02:59 PM
Replies: 16
Views: 1,418
Posted By BobTurner
You’re sure you were on the compression stroke...

You’re sure you were on the compression stroke for #1, not 360 deg off, when you installed/timed it?
Forum: RV-10 04-08-2019, 01:06 PM
Replies: 11
Views: 489
Posted By BobTurner
In addition to above, I bought #30 and #40...

In addition to above, I bought #30 and #40 countersinks made of grinding wheel abrasive, for the fiberglass work. Regular CS’s will quickly dull on the fiberglass.
Forum: RV Ongoing Maintenance Issues 04-08-2019, 12:51 PM
Replies: 2
Views: 403
Posted By BobTurner
You should ask the A&P you intend to hire to do...

You should ask the A&P you intend to hire to do the inspection, since he will need to attest to their condition.
Forum: GPS 04-07-2019, 09:26 PM
Replies: 7
Views: 317
Posted By BobTurner
If you want to know how old the chart database...

If you want to know how old the chart database is, just watch the screen at boot up. It will show the expiration date of the charts.
Different colors have different size memories. Get a silver update...
Forum: GPS 04-06-2019, 03:23 PM
Replies: 140
Views: 16,355
Posted By BobTurner
I apologize for the mis-information. My memory...

I apologize for the mis-information. My memory must be failing. I thought in 2010 when I bought my G420W Stein said I had to buy their harness. But that was 9 years ago.
Forum: Glass Cockpit 04-05-2019, 12:35 PM
Replies: 14
Views: 1,092
Posted By BobTurner
-:) A great analogy! The only hope for small...

-:) A great analogy!
The only hope for small manufacturers is if the FAA allows demonstrated conformance to the Performance specs of the TSO, which is much less work than the full TSO. For example,...
Forum: GPS 04-05-2019, 12:20 PM
Replies: 140
Views: 16,355
Posted By BobTurner
Garmin’s policy in the past has been yes, but:...

Garmin’s policy in the past has been yes, but: you must buy a pre-built wiring harness from a Garmin dealer. After that, you can do the rest. I have not seen anything suggesting any change in this...
Forum: ADS-B 04-05-2019, 12:00 AM
Replies: 15
Views: 1,607
Posted By BobTurner
In addition to the gps, the TSO has a lot of...

In addition to the gps, the TSO has a lot of requirements on the database. For example, approaches must be in the database - the pilot may not enter lat-long by hand. None of the new GPS boxes...
Forum: Glass Cockpit 04-03-2019, 11:46 PM
Replies: 14
Views: 1,092
Posted By BobTurner
When ifr gps first appeared, the FARs...

When ifr gps first appeared, the FARs specifically used the word "TSO" as to what equipment was required. Now, they use the word "suitable". And if you go to FAR 1.1 (definitions), it says...
Forum: Glass Cockpit 04-03-2019, 07:01 PM
Replies: 14
Views: 1,092
Posted By BobTurner
The title of the post is mis-leading, IMHO. I do...

The title of the post is mis-leading, IMHO. I do not believe GRT has any intention of pursuing a TSO. Their web site quite clearly says so, "...for use in VFR or emergency conditions...
Forum: Glass Cockpit 04-02-2019, 12:28 AM
Replies: 6
Views: 556
Posted By BobTurner
Base cost is $4K. Air data computer built in. Two...

Base cost is $4K. Air data computer built in. Two ARINC in ports, but ARINC-out is extra (no price listed).
Forum: Glass Cockpit 04-01-2019, 10:50 PM
Replies: 285
Views: 88,327
Posted By BobTurner
It’s not that the setting is wrong; it’s that an...

It’s not that the setting is wrong; it’s that an altimeter doesn’t show true altitude except on a standard lapse rate day.
Depends on how far off from a standard atmosphere you have that day. Rough...
Forum: Glass Cockpit 04-01-2019, 06:41 PM
Replies: 285
Views: 88,327
Posted By BobTurner
On most days they WILL disagree.

On most days they WILL disagree.
Forum: Glass Cockpit 04-01-2019, 05:51 PM
Replies: 6
Views: 556
Posted By BobTurner
The front page of the GRT web page now shows more...

The front page of the GRT web page now shows more info on the 10.1
Forum: RV General Discussion/News 03-31-2019, 06:53 PM
Replies: 20
Views: 1,252
Posted By BobTurner
The 300xl doesn’t have an ILS. It’s a TSO 129...

The 300xl doesn’t have an ILS. It’s a TSO 129 (non-WAAS) GPS certified for non-precision approaches, but only when alternate navigation (e.g., VOR-ILS) is on-board.
Forum: RV General Discussion/News 03-31-2019, 06:49 PM
Replies: 20
Views: 1,252
Posted By BobTurner
Just 6 months ago I watched an instrument student...

Just 6 months ago I watched an instrument student under the hood shoot the gps approach (vfr) into LVK. First the 650 downgraded from LPV to LNAV, then just before touchdown, displayed a big red X...
Forum: Glass Cockpit 03-28-2019, 01:58 PM
Replies: 6
Views: 556
Posted By BobTurner
Yes, and I asked them about it. They said the...

Yes, and I asked them about it. They said the formal announcement would happen ‘soon’. They told me similar to the HXr, but physically different format (height-width). Lots of digital inputs/outputs...
Forum: RV General Discussion/News 03-28-2019, 12:02 PM
Replies: 14
Views: 1,162
Posted By BobTurner
I have an independent (but usually coupled to the...

I have an independent (but usually coupled to the GRT HX) Trio (great autopilot, imho) for exactly the reasons you state. But, I do fly IFR, so redundancy is important to me. For a VFR airplane, it’s...
Forum: RV General Discussion/News 03-28-2019, 11:44 AM
Replies: 6
Views: 490
Posted By BobTurner
Leah, Perhaps you should mention that ‘smooth’ is...

Leah,
Perhaps you should mention that ‘smooth’ is jargon. What you want to see on your policy is ‘CSL’, or combined-single-limit.
Forum: RV General Discussion/News 03-27-2019, 09:32 PM
Replies: 5
Views: 548
Posted By BobTurner
And, the regulated one is less likely to burn the...

And, the regulated one is less likely to burn the flesh off your hand if you touch it after landing.
Forum: RV General Discussion/News 03-26-2019, 09:47 PM
Replies: 7
Views: 454
Posted By BobTurner
Not sure what you mean by the refresh rate. If...

Not sure what you mean by the refresh rate. If weather, that stuff is only sent up every 5-10 minutes. Traffic, otoh, should display and move smoothly, very close to real time. You know how to adjust...
Forum: Glass Cockpit 03-26-2019, 08:43 PM
Replies: 16
Views: 1,132
Posted By BobTurner
Ditto. Or maybe more useful, sit in the hangar...

Ditto. Or maybe more useful, sit in the hangar with external power, and run thru the GRT stuff. I’m at LVK.
Forum: ADS-B 03-26-2019, 08:39 PM
Replies: 4
Views: 423
Posted By BobTurner
Hard wire it on; run power thru a pullable CB,...

Hard wire it on; run power thru a pullable CB, just in case you ever want it off.
Forum: Glass Cockpit 03-25-2019, 11:56 PM
Replies: 16
Views: 1,132
Posted By BobTurner
Did you mean stepping down? -:) Seriously, the...

Did you mean stepping down? -:)
Seriously, the HX is a fine EFIS. Documentation, not real great. Spend some time getting used to it. Hours, not minutes.
Personally for IFR I like to split the...
Forum: ADS-B 03-24-2019, 06:58 PM
Replies: 11
Views: 728
Posted By BobTurner
Not positive, but I think flight aware looks at...

Not positive, but I think flight aware looks at ATC radar data. Since the Dynon adsb system is a mode S transponder, it shows up. If you want to see yourself, call up and ask for flight following...
Forum: Places To Fly...Things to See...Things to Eat 03-23-2019, 06:53 PM
Replies: 9
Views: 983
Posted By BobTurner
It has been many years (more than 20) since we...

It has been many years (more than 20) since we were there, so take this for what it's worth.
We really liked La Paz ( a few nm north, on the sea of Cortez) better than Cabo. A lot of nice little...
Forum: COMM 03-23-2019, 06:34 PM
Replies: 15
Views: 944
Posted By BobTurner
Receivers work great even with lousy antennas,...

Receivers work great even with lousy antennas, because it's relative easy to make an incredibly sensitive one, with huge gains and low internal noise. As I said, an Archer will not equal an external...
Forum: COMM 03-23-2019, 06:29 PM
Replies: 15
Views: 944
Posted By BobTurner
This is a piece of junk. How do I know? Look at...

This is a piece of junk. How do I know? Look at the photo. One end of the coax terminates in an audio plug. No decent EE would ever use that for RF.
Forum: Safety 03-23-2019, 06:24 PM
Replies: 92
Views: 6,782
Posted By BobTurner
As a CFI who frequently checks out low time...

As a CFI who frequently checks out low time pilots in nose gear airplanes: There is a range of acceptable nose-up angles on landing, but 90% of these pilots are at the very edge of barely high...
Forum: COMM 03-23-2019, 06:14 PM
Replies: 15
Views: 944
Posted By BobTurner
Really? How far can you transmit with that? The...

Really? How far can you transmit with that?
The Archer, properly installed (you need to get as much vertical component as you can in the leading edge) will not be as good as an external whip, but a...
Forum: RV-10 03-23-2019, 05:36 PM
Replies: 10
Views: 1,849
Posted By BobTurner
Just for others' benefit: The front part of the...

Just for others' benefit: The front part of the ACS (nee PTS) has a discussion on what is acceptable for the partial panel approach required when in a technologically advanced airplane; it is...
Forum: RV General Discussion/News 03-22-2019, 03:17 PM
Replies: 39
Views: 4,397
Posted By BobTurner
Law of Air Compressors

Your air compressor will run out of pressure at the exact moment you are ready to spray your final paint coat.
Forum: RV Ongoing Maintenance Issues 03-22-2019, 03:04 PM
Replies: 7
Views: 565
Posted By BobTurner
I have a circa 2008 valve in a -10, so not sure...

I have a circa 2008 valve in a -10, so not sure if this applies:
1. IIRC the valve has 4 output ports, 90 deg apart. So if you disconnect all the lines, loosen the valve, rotate it 180 deg, you...
Forum: Autopilots 03-21-2019, 12:52 AM
Replies: 21
Views: 1,157
Posted By BobTurner
I think this is backwards. Start out on GNAV. You...

I think this is backwards. Start out on GNAV. You need this if you want turn anticipation or holding. Once inside the FAF, the GRT will auto-switch to ENAV and use the HX or HXr data for left-right...
Forum: Autopilots 03-21-2019, 12:35 AM
Replies: 21
Views: 1,157
Posted By BobTurner
Mark, Figure out how to get the TT controlled by...

Mark,
Figure out how to get the TT controlled by your HX, and you’ll never go back. You need to go that way anyway for an ILS. And for vectors.
Forum: RV General Discussion/News 03-21-2019, 12:07 AM
Replies: 157
Views: 9,430
Posted By BobTurner
Actually, there is some sense. The FARs give...

Actually, there is some sense. The FARs give cfi’s a blanket exemption from the ‘chute rules when they are teaching ‘any maneuver required for (any) rating’. So unusual attitudes (required for...
Forum: Autopilots 03-20-2019, 06:06 PM
Replies: 21
Views: 1,157
Posted By BobTurner
Not sure this is an issue here. When under...

Not sure this is an issue here. When under control of the GRT, the GRT is sending all the pitch commands based on its data, not the autopilot's data.
Forum: Safety 03-20-2019, 05:41 PM
Replies: 19
Views: 2,072
Posted By BobTurner
Even though I don't have it, I think the safety...

Even though I don't have it, I think the safety trim is a good idea. Also, I'm pretty sure it comes with a speed control built in (runs more slowly at higher airspeeds). I think it also has...
Forum: Autopilots 03-20-2019, 04:01 PM
Replies: 21
Views: 1,157
Posted By BobTurner
"I should have moved the TT cursor to the VS and...

"I should have moved
the TT cursor to the VS and dialed in 100 or less then hit mode to GPSS and
all would have been good?"

That's my understanding.

On the other subject: Do you have electric trim...
Forum: RV General Discussion/News 03-20-2019, 03:47 PM
Replies: 157
Views: 9,430
Posted By BobTurner
Okay, I haven't seen this discussed. Am I the...

Okay, I haven't seen this discussed. Am I the only one who is a bit concerned about mid-airs? I live in the crowded SFO area. I frequently see areas 50 nm away from SFO NOTAMed for aerobatic...
Forum: Autopilots 03-20-2019, 03:25 PM
Replies: 21
Views: 1,157
Posted By BobTurner
Yep. My one and so far only RV10 instrument...

Yep. My one and so far only RV10 instrument student failed his check ride when his TT took him off in some unexpected direction (failed to capture the final approach course) and he was too slow to...
Showing results 1 to 62 of 500

 
Forum Jump

All times are GMT -6. The time now is 10:31 PM.


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.