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 0.20 seconds.
Search: Posts Made By: BobTurner
Forum: RV General Discussion/News Today, 03:54 PM
Replies: 10
Views: 268
Posted By BobTurner
Mine only seem to need air two or three times a...

Mine only seem to need air two or three times a year. I want to inspect the brakes (and dry lube the slide pins) that often anyway, so I pull the pants.
Forum: RV General Discussion/News 11-16-2018, 06:42 PM
Replies: 11
Views: 758
Posted By BobTurner
Actual time starting at start up is Hobbs, not...

Actual time starting at start up is Hobbs, not tach. The time ratioed by the actual rpm/nominal rpm is tach time.
As to re-sale expectations, I would think either is okay, if the buyer understands...
Forum: RV Building Tips/Techniques 11-16-2018, 01:38 AM
Replies: 36
Views: 854
Posted By BobTurner
People seldom regret buying good tools. That...

People seldom regret buying good tools. That said, yes, $2K is overkill.
Forum: RV-10 11-14-2018, 07:57 PM
Replies: 16
Views: 728
Posted By BobTurner
Since it's RF, path lengths matter. So current...

Since it's RF, path lengths matter. So current induced in the ground plane has to be able to flow directly to the coax shield. If the current's path is along the graphite, past the coax connector, to...
Forum: RV-10 11-14-2018, 02:18 PM
Replies: 16
Views: 728
Posted By BobTurner
It is important to connect the coax shield to the...

It is important to connect the coax shield to the plate, but it is not necessary to otherwise ground the ‘ground plane’.

The 430, and I think other Garmin gps boxes, have a signal strength display...
Forum: ADS-B 11-11-2018, 11:29 PM
Replies: 9
Views: 646
Posted By BobTurner
I have asked the same question. The FARs say adsb...

I have asked the same question. The FARs say adsb should send pressure altitude out. I don’t see any exceptions. And since the FAA’s long term goal is to get rid of radar, what then of ‘sniffers’?
Forum: VAF Classifieds (posts in here deleted after 30 days) 11-10-2018, 06:34 PM
Replies: 6
Views: 345
Posted By BobTurner
This used to be true. But Garmin started offering...

This used to be true. But Garmin started offering IFR databases a couple of years ago.
Forum: RV General Discussion/News 11-10-2018, 02:07 PM
Replies: 8
Views: 417
Posted By BobTurner
I don’t know the the answer to your first...

I don’t know the the answer to your first question, as I have an HX. But even so, my preference is to split the screen PFD/HSI, and look at the 420 if I want a map.
As to WAAS, don’t just think “200’...
Forum: Instrument Flight Rules 11-10-2018, 01:51 PM
Replies: 10
DME
Views: 547
Posted By BobTurner
That’s a long answer to a question that wasn’t...

That’s a long answer to a question that wasn’t asked. He asked about one ILS and one DME, as a backup to his gps, in case of gps failure.
Forum: RV General Discussion/News 11-10-2018, 12:11 PM
Replies: 8
Views: 417
Posted By BobTurner
I have a GRT HX (ARINC built in), SL30, 420W. I...

I have a GRT HX (ARINC built in), SL30, 420W. I cannot recall exactly what you loose without the ARINC. I think “OBS mode” (useful for holding) is lost, as the OBS communication is via ARINC. Most...
Forum: California 11-10-2018, 11:52 AM
Replies: 12
Views: 1,007
Posted By BobTurner
I *heard* (third hand) that Kaiser has left this...

I *heard* (third hand) that Kaiser has left this to the individual physicians. I’m due for my (Bay area Kaiser) physical, I need to ask about this too.
Forum: ADS-B 11-08-2018, 02:22 PM
Replies: 23
Views: 1,709
Posted By BobTurner
Here are some estimates: 1. Buy a good used 327...

Here are some estimates:
1. Buy a good used 327 mode C transponder. $400. Antenna $100. UAvionics UAT with gps for $1500 (or substitute GRT gps, same price). Total $2K.
2. Buy a Trig TT22 mode SES....
Forum: COMM 11-05-2018, 02:25 PM
Replies: 4
Views: 343
Posted By BobTurner
+1 I turn music mute off, too, for the same...

+1
I turn music mute off, too, for the same reason: in busy airspace it would be constantly muted. I just make sure I can hear ATC over the music.
My pet peeve: intercoms that block my voice while...
Forum: RV-12 11-04-2018, 07:51 PM
Replies: 6
Views: 676
Posted By BobTurner
BTW, here in the US the TT-21 doesn't have enough...

BTW, here in the US the TT-21 doesn't have enough power to meet the US ADSB specs. I presume you checked, it's legal in Australia?
PS I'm using a TT-22 and a G420W, to meet US ADSB-out rules. Works...
Forum: Instrument Flight Rules 11-04-2018, 07:46 PM
Replies: 27
Views: 1,614
Posted By BobTurner
Since the regs do not require a POH for an EAB,...

Since the regs do not require a POH for an EAB, none is required. Make sure the passenger placard is there!
Ask the DPE about what he expects for partial panel. Most seem to be content to just "fail"...
Forum: ADS-B 11-02-2018, 04:29 PM
Replies: 31
Views: 2,137
Posted By BobTurner
Yes, the $500 GRT GPS source is compatible with...

Yes, the $500 GRT GPS source is compatible with these transponders.
As these are mode S-ES transponders, not UAT, they do not have an anonymous mode. But you can go over 18,000’ with them!
Honestly,...
Forum: RV-10 10-31-2018, 12:27 AM
Replies: 5
Views: 624
Posted By BobTurner
Are you sure?

RON is ‘research octane number’. For many years, the standard for aviation has been MON, ‘Motor Octane number’. In the US, by law, posted octane numbers for car gas are (R+M)/2, e.g., the average of...
Forum: RV-14 10-30-2018, 10:23 PM
Replies: 5
Views: 625
Posted By BobTurner
Last time I checked Tim Olson (MN) was offering...

Last time I checked Tim Olson (MN) was offering -14A transition training.
Forum: RV General Discussion/News 10-30-2018, 10:13 PM
Replies: 29
Views: 3,148
Posted By BobTurner
The appendix of the ACS (nee PTS) says the two...

The appendix of the ACS (nee PTS) says the two non-precision approaches must use different types of nav aides.
The same ACS encourages emergency procedures, e.g., failed equipment. So for gps-only...
Forum: RV General Discussion/News 10-30-2018, 03:50 PM
Replies: 16
Views: 1,018
Posted By BobTurner
The nearly universal advice is 'build if you...

The nearly universal advice is 'build if you think you will (mostly) enjoy the process'; otherwise buy a completed one. If it's "work", it will turn to drudgery and never get done.
For the record, I...
Forum: RV-7/7A 10-28-2018, 01:00 AM
Replies: 5
Views: 695
Posted By BobTurner
Are you sure? I’m pretty sure I lowered the hinge...

Are you sure? I’m pretty sure I lowered the hinge on my heavy wing, to fix it.
Forum: COMM 10-24-2018, 08:24 PM
Replies: 9
Views: 498
Posted By BobTurner
Minimizing “ground loop” and other noise is a...

Minimizing “ground loop” and other noise is a black art. You may do just fine no matter what you do, but best practice is to follow PS instructions: run all cables back to the audio panel, and ground...
Forum: ADS-B 10-23-2018, 12:23 AM
Replies: 26
Views: 6,448
Posted By BobTurner
Not the terrain database. The gps software.

Not the terrain database. The gps software.
Forum: Traditional Aircraft Engines 10-21-2018, 03:50 PM
Replies: 15
Views: 1,900
Posted By BobTurner
I’d like to correct a small mis-statement in the...

I’d like to correct a small mis-statement in the original post. Once an engine - any engine - is installed in an experimental airplane, it becomes an experimental engine. There is no legal obligation...
Forum: RV Ongoing Maintenance Issues 10-21-2018, 12:38 AM
Replies: 2
Views: 358
Posted By BobTurner
Well, since you just did a W&B calculation, you...

Well, since you just did a W&B calculation, you can re-do it with the new prop weight. IF you are using the standard Vans reference point (in front of the prop, all moment arms positive) and IF the...
Forum: Glass Cockpit 10-20-2018, 11:08 PM
Replies: 7
Views: 710
Posted By BobTurner
Really don’t know about the 650. For the 430W...

Really don’t know about the 650. For the 430W there’s a selection (to auto switch, or not) in the setup menu.
Forum: Glass Cockpit 10-20-2018, 07:50 PM
Replies: 7
Views: 710
Posted By BobTurner
OH my. There was a time when all you had was a...

OH my. There was a time when all you had was a VOR receiver and an OBS, which you had to set by hand.....
Okay, back to the 21st century.
Since you said you did NOT put in vectors to final, can I...
Forum: ADS-B 10-20-2018, 02:04 PM
Replies: 68
Views: 10,808
Posted By BobTurner
Is this problem unique to UAT? e.g., there are...

Is this problem unique to UAT? e.g., there are more 1090 SES units out there than UATs. Do UATs run at lower speeds?
Forum: Electrical Systems 10-19-2018, 03:25 PM
Replies: 4
Views: 362
Posted By BobTurner
Left right usually means, as seen by the pilot...

Left right usually means, as seen by the pilot when seated in his normal seat. I find it easier for some reason to think of port (left) and starboard (right). They don't change when the pilot turns...
Forum: Instrument Flight Rules 10-19-2018, 03:17 PM
Replies: 25
Views: 2,075
Posted By BobTurner
Ed, I agree with most of what your wrote....

Ed, I agree with most of what your wrote. However, for initial instrument students (the OP), I do think being unstabilized in the last 800 vertical feet makes life harder for them. Me too - I like to...
Forum: Instrument Flight Rules 10-18-2018, 06:37 PM
Replies: 25
Views: 2,075
Posted By BobTurner
If you break out at 500’ agl you can safely do...

If you break out at 500’ agl you can safely do just about anything. Here in the US ILS or LPV minimums are typically 200’ and 1/2 mile vis. Breaking out at 200’ at 120 knots, with a fixed pitch prop,...
Forum: Instrument Flight Rules 10-18-2018, 02:14 AM
Replies: 25
Views: 2,075
Posted By BobTurner
I’ll bet that same cfi had you set the mixture...

I’ll bet that same cfi had you set the mixture full rich prior to landing. Why? In a go-around, it’s just one more knob to remember. The answer is, why make a stressful situation more difficult, when...
Forum: Instrument Flight Rules 10-17-2018, 05:50 PM
Replies: 25
Views: 2,075
Posted By BobTurner
It’s certainly easier to fly an ILS if you avoid...

It’s certainly easier to fly an ILS if you avoid making large power or configuration changes as you get in close. So most cfii’s will recommend doing the landing check list some distance out - maybe...
Forum: ADS-B 10-17-2018, 05:07 PM
Replies: 20
Views: 2,391
Posted By BobTurner
Just to be clear, ADSB-IN is not required for...

Just to be clear, ADSB-IN is not required for 2020 compliance.
Forum: RV General Discussion/News 10-16-2018, 03:01 PM
Replies: 66
Views: 8,636
Posted By BobTurner
Actually, there were two licenses required: one...

Actually, there were two licenses required: one for you (a radiotelephone operator license) and one for the airplane (a base station license), and while the US no longer requires them most other...
Forum: RV General Discussion/News 10-16-2018, 12:13 PM
Replies: 45
Views: 4,586
Posted By BobTurner
They’d need to be really chubby: 5 gal gas = 30...

They’d need to be really chubby:
5 gal gas = 30 lbs, at 3.8 g = 114 lbs.
Forum: Safety 10-15-2018, 08:39 PM
Replies: 58
Views: 4,859
Posted By BobTurner
Don't be fooled. Even having the instrument...

Don't be fooled. Even having the instrument rating, there are times when wisdom is the better part of valor. I still recall launching for a ski trip. Forecast called for "clear". We launched into...
Forum: Safety 10-15-2018, 07:19 PM
Replies: 58
Views: 4,859
Posted By BobTurner
"It is far, far better to be on the ground,...

"It is far, far better to be on the ground, wishing you were up in the sky, than to be up in the sky, wishing you were on the ground."
I don't know the author but it's very true. Never second guess a...
Forum: RV General Discussion/News 10-15-2018, 05:52 PM
Replies: 2
Views: 497
Posted By BobTurner
HI Jordan, Well, I'm too far away and not...

HI Jordan,

Well, I'm too far away and not qualified to instruct (my opinion) in a -6 anyway. Just wanted to be sure you're up to date on "rules".
The FAA allows examiners to "opt out" of EABs. Some...
Forum: ADS-B 10-15-2018, 05:35 PM
Replies: 20
Views: 2,391
Posted By BobTurner
I'm assuming you're not interested in VOR,...

I'm assuming you're not interested in VOR, otherwise I'd suggest looking for a used SL-30 - still, IMHO, the best VOR radio ever made. Two VORs for the price of one. But no, I can't help.
Forum: ADS-B 10-15-2018, 03:55 PM
Replies: 20
Views: 2,391
Posted By BobTurner
Mike, first question: new or used? Perfectly good...

Mike, first question: new or used? Perfectly good used 327s are being practically given away. But if you want new, new 327s are not that much less than a new Trig TT-22. You can use the GRT Safe Fly...
Forum: RV General Discussion/News 10-15-2018, 03:30 PM
Replies: 18
Views: 1,848
Posted By BobTurner
Disclaimer: I own a -10 so I’m biased. That said,...

Disclaimer: I own a -10 so I’m biased. That said, an RV-9A is the best balance of speed and efficiency. If you think you’ll have a passenger, look at Vans web site to see if you’ll have enough useful...
Forum: RV-10 10-15-2018, 03:17 PM
Replies: 4
Views: 715
Posted By BobTurner
My *memory* (can’t be sure) is that these are the...

My *memory* (can’t be sure) is that these are the same as the RV-7 parts, which are or were in the on-line catalog.
In my case I only needed to move the left outboard hinge down 1/32 or 1/16”, so I...
Forum: RV General Discussion/News 10-15-2018, 02:58 PM
Replies: 15
Views: 1,261
Posted By BobTurner
Not rocket science

Biggest issue is many torque wrenches aren’t accurate at very low settings, but if yours is:
Thread the nut on the bolt but stop short of the nylon or metal locking area. Put your torque wrench on...
Forum: RV General Discussion/News 10-14-2018, 03:36 PM
Replies: 15
Views: 1,261
Posted By BobTurner
Follow Scott's post. But, if you a locknut that...

Follow Scott's post. But, if you a locknut that will not even go on with specified final torque, that doesn't sound right. e.g., if you have an AN3 bolt and nut and 25 inch pounds won't move the nut,...
Forum: RV General Discussion/News 10-12-2018, 07:18 PM
Replies: 47
Views: 4,312
Posted By BobTurner
A lot depends on what if anything you already...

A lot depends on what if anything you already have. I already had a working ADSB-in system (SkyRadar D2 displayed on iPad and GRT screen), and a Garmin 420W which was capable of being a position...
Forum: RV General Discussion/News 10-12-2018, 11:23 AM
Replies: 4
Views: 651
Posted By BobTurner
Count the number of flaps you’re planning, call...

Count the number of flaps you’re planning, call it N.
The notch between each flap should be 360/N deg.
e.g., 4 flaps, 360/4 = 90 deg.
Forum: ADS-B 10-11-2018, 06:25 PM
Replies: 7
Views: 695
Posted By BobTurner
Some mis-speak here. Just to be clear, you may...

Some mis-speak here. Just to be clear, you may opt to listen (ADSB-in) on both frequencies, but per FAA regulation you may only transmit on one frequency. Since you have an S-ES transponder, you are...
Forum: COMM 10-11-2018, 01:07 PM
Replies: 4
Views: 321
Posted By BobTurner
If the dimmer circuit directly drives the bulb,...

If the dimmer circuit directly drives the bulb, yes. If there’s some circuit in between, can’t say. Shouldn’t hurt to just try.
Forum: COMM 10-11-2018, 01:43 AM
Replies: 4
Views: 321
Posted By BobTurner
A simple RC circuit can change the PWM to average...

A simple RC circuit can change the PWM to average DC. E.g., line from PWM to resistor to capacitor (other side to ground) and King dimmer input.
Forum: Glass Cockpit 10-09-2018, 03:50 PM
Replies: 17
Views: 1,522
Posted By BobTurner
Just as the others have said: After you did the...

Just as the others have said: After you did the above, you should have been offered two choices: ‘load’, or ‘load and activate’. It looks like you chose ‘load’. If your next waypoint was the IAF (or...
Forum: GPS 10-08-2018, 12:55 PM
Replies: 11
Views: 699
Posted By BobTurner
The correct software for the 430W came out about...

The correct software for the 430W came out about 3 years ago. It’s easy to check: go into the 430W’s set up menu, select an RS232 output, and see if “ADSB+” is an option (you must have the +). If so,...
Forum: GPS 10-07-2018, 05:41 PM
Replies: 17
Views: 1,262
Posted By BobTurner
Since I see by your low post count, forgive me if...

Since I see by your low post count, forgive me if I assume you’re not up to date on EAB instruments and history. For years the FAA would absolutely not approve any non-TSO’d device in a normally...
Forum: GPS 10-07-2018, 04:17 PM
Replies: 17
Views: 1,262
Posted By BobTurner
Mis-information

You’re looking in the wrong place. The sub-section on the Trio web site dealing with installation in normally certified aircraft via STC but no TSO has these limitations. The Trio sold for EAB...
Forum: GPS 10-07-2018, 03:46 PM
Replies: 17
Views: 1,262
Posted By BobTurner
I think your problem may be related to the format...

I think your problem may be related to the format change in the new software. Your Trio may be unable to read the new arinc format (Garmin 429). I too wish everyone would play quietly together, but...
Forum: GPS 10-07-2018, 03:37 PM
Replies: 17
Views: 1,262
Posted By BobTurner
Please provide a reference for this statement....

Please provide a reference for this statement. Who specifically has said ‘not authorized’ with respect to coupled approaches in an EAB aircraft? Mine flies the airplane right down to the runway, just...
Forum: RV General Discussion/News 10-06-2018, 12:15 AM
Replies: 10
Views: 1,248
Posted By BobTurner
I agree with the first statement. But before...

I agree with the first statement. But before worrying about non-critical transponders or ADSB, I’d look to a better nav than a non-TSO’d gps and a portable hand held nav/com. I’d look hard at a used...
Forum: RV General Discussion/News 10-05-2018, 03:59 PM
Replies: 10
Views: 1,248
Posted By BobTurner
A follow up. For taking the ifr practical exam,...

A follow up.
For taking the ifr practical exam, the test guide says the aircraft has to have "installed" equipment. It's up to the examiner if a Sporty's handheld meets that definition. At this point...
Forum: RV General Discussion/News 10-05-2018, 03:50 PM
Replies: 10
Views: 1,248
Posted By BobTurner
The last question is the easy one. If you get an...

The last question is the easy one. If you get an "old" gps - that is, one with a TSO 129 (not the newer, TSO 145/146), then you MUST get/have some other form of navigation, which in practice means a...
Forum: RV General Discussion/News 10-05-2018, 02:26 PM
Replies: 4
Views: 599
Posted By BobTurner
Just to be clear, the current FARs for ifr gps,...

Just to be clear, the current FARs for ifr gps, and ADSB gps, do not mention TSO. Instead, they say ‘approved’. In FAR 1.1 (definitions) it says ‘A TSO is one way, but not the only way, to (be...
Forum: RV General Discussion/News 10-05-2018, 01:53 PM
Replies: 27
Views: 3,175
Posted By BobTurner
At or below 1200’ AGL in class G, the VFR...

At or below 1200’ AGL in class G, the VFR minimums are as you say, so under such conditions you are operating under vfr rules. For helicopters their minimum is 1/2 mile visibility. You need to be...
Forum: RV General Discussion/News 10-04-2018, 02:10 AM
Replies: 27
Views: 3,175
Posted By BobTurner
FAR 91.175 does require you to use a published...

FAR 91.175 does require you to use a published approach to descend under ifr. Descent below the MDA/DA without the required visibility is not allowed. While many published approaches take you into...
Showing results 1 to 62 of 500

 
Forum Jump

All times are GMT -6. The time now is 04:42 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.