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Search: Posts Made By: krwalsh
Forum: RV General Discussion/News 02-15-2019, 12:54 PM
Replies: 4
Views: 290
Posted By krwalsh

Do yourself a favor and call Stein Bruch at SteinAir, or Tom Stark at Stark Avionics and tell them what you're after. They can help save you a lot of time and frustration getting you what you need...
Forum: RV Building Tips/Techniques 01-30-2019, 02:22 PM
Replies: 9
Views: 896
Posted By krwalsh
Red Tools & Yellow Tools

My wife teaches in an innovation lab for middle school kids. They have tools that have handles painted red, yellow, or no paint.

Red: This tool can only be used when supervised by an adult. ...
Forum: RV General Discussion/News 01-22-2019, 09:58 PM
Replies: 5
Views: 368
Posted By krwalsh
San Carlos Flight Center

Why not stop in at the Flight Center and ask who would be a good fit. Theyve got lots of good instructors, and I am sure one of them would be able to help you out.

Im also based at SQL, but being...
Forum: ADS-B 11-02-2018, 12:06 AM
Replies: 35
Views: 4,389
Posted By krwalsh

You can get a Garmin GTX-330 and upgrade it to Extended Squitter for $1400 ( I think it used to be $1200).

Lately it seems like the going price of a used GTX-330 is in the $800 range.
Forum: California 08-17-2018, 12:14 PM
Replies: 16
Views: 1,455
Posted By krwalsh
From the East

From the East, you can actually duck under Bravo, North of the SJC Charlie, South of the OAK Charlie, if you head thru the Sunol Grade (SUNOL is a good starting point) then head to the DECOT...
Forum: Glass Cockpit 08-16-2018, 02:16 PM
Replies: 2
Views: 637
Posted By krwalsh
Hall Effect

I hate shunts:
Forum: RV Building Tips/Techniques 08-14-2018, 11:10 PM
Replies: 11
Views: 1,279
Posted By krwalsh
Micro Fasteners

Here you go:
Forum: Glass Cockpit 07-18-2018, 07:04 PM
Replies: 112
Views: 17,369
Posted By krwalsh
Thumbs up Yes!!


We are also pleased to announce that the GTN 6XX navigators have a new full size QWERTY keyboard available to improve data entry with this GTN software...
Forum: ADS-B 07-13-2018, 02:53 PM
Replies: 3
Views: 1,065
Posted By krwalsh
SiriusXM 2 Month Trial

SiriusXM is running a free two month trial of XM Weather and Radio right now. You can read about it here:

I think the angle is that they want people to...
Forum: RV-12/RV-12iS 06-21-2018, 12:41 AM
Replies: 10
Views: 1,219
Posted By krwalsh
Two references

Here are two references Ive bookmarked from past discussions:

For now I just have several...
Forum: California 06-05-2018, 11:53 PM
Replies: 13
Views: 1,547
Posted By krwalsh
No. When I contacted Dave about ~2 years ago, he...

No. When I contacted Dave about ~2 years ago, he basically would no longer act as a DAR. It came down to a story about a lawsuit, but the end of it is that he is no longer acting as a DAR.

Forum: California 06-03-2018, 10:37 PM
Replies: 13
Views: 1,547
Posted By krwalsh
Call them

If that is the same list I used s year or so ago (it sounds like it based on the locations) none of them but one are actually DARs any more. I ended up using Richard Ortenheim out of Tracy. He was...
Forum: RV General Discussion/News 05-10-2018, 09:16 AM
Replies: 4
Views: 1,037
Posted By krwalsh
PM Sent

PM sent. Currently planning Wed thru Saturday.
Forum: California 05-07-2018, 12:43 PM
Replies: 8
Views: 1,550
Posted By krwalsh
Good Luck

Best of luck with that. Most of the airports in the Bay Area have a hangar waiting list on the order of years. My hangar in San Carlos I waited nearly 6 years to get. I happen to know the waiting...
Forum: Electrical Systems 04-30-2018, 08:07 PM
Replies: 13
Views: 1,388
Posted By krwalsh

You can get an inexpensive crumpet for those fromSteinair:

Or buy the DMC...
Forum: Traditional Aircraft Engines 04-16-2018, 05:45 PM
Replies: 17
Views: 2,412
Posted By krwalsh
Lycoming vs Superior

In my experience the same -# part number from Lycoming and Superior are NOT the same length. I ended up ordering and swapping quite a few pushrods to get them right because there was a decided...
Forum: RV General Discussion/News 03-28-2018, 05:25 PM
Replies: 12
Views: 1,761
Posted By krwalsh

But, why would quilters have so much scrap aluminum? :p
Forum: RV General Discussion/News 03-22-2018, 06:05 PM
Replies: 8
Views: 894
Posted By krwalsh
Ameri-King AD

Not required to remove and replace it. Just comply with the AD.
Forum: RV General Discussion/News 03-13-2018, 01:37 PM
Replies: 10
Views: 1,419
Posted By krwalsh

Lycon can do this on their 5-axis CNC machine. When I had my O-360 cylinders done 8 years ago (sheesh! Time flies!) when I toured their facility they said they were no longer even flow bench...
Forum: RV Ongoing Maintenance Issues 03-06-2018, 04:40 PM
Replies: 40
Views: 11,396
Posted By krwalsh
Slick 4271


I have a Slick 4271 (Impulse coupling) with a gear on it in my hangar in San Carlos. I could probably FedEx it to you in a day or so. You'd need the spacer, though. I think I have it still...
Forum: Glass Cockpit 02-28-2018, 02:14 PM
Replies: 7
Views: 955
Posted By krwalsh
I don't think you can do that...

It is an all-or-nothing decision. You can not mix and match 37x and Touch in the same system.

"Please keep in mind that you cannot mix...
Forum: RV General Discussion/News 02-15-2018, 12:03 PM
Replies: 23
Views: 3,417
Posted By krwalsh

I have tried this, and they definitely do not interchange.
Forum: RV General Discussion/News 02-06-2018, 10:58 AM
Replies: 10
Views: 1,592
Posted By krwalsh
Not Easy

There is no easy way to do this. I have the VP-X pro and Carling Contura switches in my plane. The issue is that there is no real current from the VP-X to light the LEDs. One work-around is to run...
Forum: RV General Discussion/News 01-22-2018, 02:57 PM
Replies: 31
Views: 3,138
Posted By krwalsh
Maybe Some Day

I know of several folks building Experimentals that are using electric motors and lithium batteries. They are generally small, single seat aircraft not meant to go very far.

Here are a few rules...
Forum: GPS 01-20-2018, 03:00 PM
Replies: 7
Views: 821
Posted By krwalsh

Try CuPro-Cote
Forum: Glass Cockpit 12-15-2017, 02:10 PM
Replies: 1
Views: 530
Posted By krwalsh
Buy a new Connector

One hint is to simply buy a new connector and associate pins. They are Delphi Metri Pack 150 connectors. You can get the connectors and pins at Digikey. That way you don't end up with a splice...
Forum: RV General Discussion/News 12-10-2017, 10:43 AM
Replies: 23
Views: 3,070
Posted By krwalsh
Flight Data Systems

Try one of the lighting controllers from Flight Data Syatems:
Forum: Propellers 12-04-2017, 02:40 PM
Replies: 15
Views: 2,679
Posted By krwalsh
EAA Video

This may help:

But if it is just wood with an epoxy coating/paint, I would proceed with caution. Aymar-DeMuth made both laminated maple as well as...
Forum: RV-8/8A 12-04-2017, 11:55 AM
Replies: 13
Views: 3,147
Posted By krwalsh
The Shrinking Exit

Have you read through this thread?
Forum: RV General Discussion/News 12-04-2017, 09:54 AM
Replies: 4
Views: 511
Posted By krwalsh

In the instrument industry parlance what you need to do is a verification, not a calibration. This is easy to do. First, with the engine cold, perhaps first thing in the morning, verify the CHTs...
Forum: Glass Cockpit 12-01-2017, 05:31 PM
Replies: 8
Views: 958
Posted By krwalsh

I have a G3X as well, but I don't believe the problem is with your G3X. I think it is with your pitot-static system. First, you should have had an altimeter/transponder check done in accordance...
Forum: RV General Discussion/News 12-01-2017, 12:05 PM
Replies: 16
Views: 3,413
Posted By krwalsh

You might try GrabCAD. There are a bunch of toggle switches available there. No G5, but someone did a GTN750.
Forum: Traditional Aircraft Engines 11-27-2017, 09:39 PM
Replies: 8
Views: 1,832
Posted By krwalsh
Cylinder wrench

Use one of the cylinder base nut wrenches. You may have to grind down the outside diameter a bit, but it should work.
Forum: California 11-02-2017, 12:52 PM
Replies: 9
Views: 871
Posted By krwalsh
North Coast

+1 for John at North Coast. I had him do mine when he was on the field (SQL) to do a bunch of planes at the Flight Center. He arrived about 30 minutes early, so I told him how to get into the...
Forum: Engine Monitors 10-08-2017, 09:26 AM
Replies: 13
Views: 1,873
Posted By krwalsh
Delphi 150 Connectors

Those are Delphi Metri-Pack 150 Series connectors. The Mouser part number is 829-12065287 ( for the body and 829-12089290...
Forum: RV-8/8A 10-02-2017, 03:17 PM
Replies: 6
Views: 1,130
Posted By krwalsh
Cam Replacement Cost

You might want to look up the cost of a camshaft with the front drive gear versus one without before you make a decision. My engine came with a font-drive camshaft that was trash. Replacing it with...
Forum: RV General Discussion/News 09-29-2017, 05:57 PM
Replies: 8
Views: 1,304
Posted By krwalsh
Princeton Seafood

Walk over to Princeton Seafood ( and get whatever is fresh to bring home with you.

Stop at the Half Moon Bay Brewing Company ( get...
Forum: RV-10 09-13-2017, 07:40 PM
Replies: 16
Views: 2,924
Posted By krwalsh

Excuse me for a few weeks. I'll be in the hangar redoing my baffles. They suddenly look awful...

Nice work there. Can I ask what the insulation on the wiring (?) is for?
Forum: Fiberglass 08-03-2017, 10:40 PM
Replies: 7
Views: 2,773
Posted By krwalsh
Wrong. Having just finished my Cozy Mk-IV, I...

Wrong. Having just finished my Cozy Mk-IV, I think it is amusing that you're frustrated by finishing pre-molded parts. Find an EZ guy at the airport and drag them over to your hangar. Having spent...
Forum: RV-10 06-28-2017, 12:14 PM
Replies: 8
Views: 1,124
Posted By krwalsh
EI on Left, Mag on Right

This is how I have mine set up. Lightspeed on the "Left" for ignition switch convention, and a non-impulse mag on the "Right." I've seen the damage that an impulse coupling makes when it comes...
Forum: California 03-18-2017, 11:41 PM
Replies: 4
Views: 901
Posted By krwalsh
Richard Ortenheim

Try contacting Richard Ortenheim from Skyview Aviation based at Tracy. He is the DAR that signed off my plane, and mentioned he had a flatbed for transporting airplanes as I have to truck mine from...
Forum: RV General Discussion/News 03-01-2017, 12:36 AM
Replies: 9
Views: 2,800
Posted By krwalsh

John was a staple at the forum tents in the 80s and 90s. Incredibly talented, and funny guy. I've seen his name misspelled and mispronounced for years. The spelling is Roncz. It is pronounced...
Forum: Fiberglass 02-04-2017, 11:28 PM
Replies: 4
Views: 3,829
Posted By krwalsh
Duct Tape

This is a pretty simple one. Use duct tape to stick to the structure, back to the cowl. Then use another piece to adhere the silver side to the inside of the cowl. You end up with two pieces of...
Forum: RV General Discussion/News 12-05-2016, 10:29 PM
Replies: 15
Views: 3,742
Posted By krwalsh
Reserve, but verify

Why not pay the $10 to reserve the number you want. The FAA database should have the last registered if it was previously. Contact that person to ask if it is really available. If it was an...
Forum: RV General Discussion/News 11-22-2016, 09:51 AM
Replies: 21
Views: 6,349
Posted By krwalsh
Vintage Beam Style Torque Wrenches

Another vote for beam-style torque wrenches. I've had good experience buying vintage Sturtevant beam wrenches. Inspect them carefully to make sure the beam is not bent, and have them verified. ...
Forum: Fiberglass 11-09-2016, 07:26 PM
Replies: 28
Views: 10,687
Posted By krwalsh
Check Valve

So, if you're talking about the WEST pumps, they have very simple ball check valves inside. Typically you will find that the ball gets blocked, either by crystallized resin or by some other muck...
Forum: Traditional Aircraft Engines 10-16-2016, 05:22 PM
Replies: 15
Views: 4,819
Posted By krwalsh
Superior vs Lycoming

Are the -30 and -31 both from Superior? Much to my surprise when I was doing mine the Lycoming and Superior parts with similar part numbers were not, in fact, the same length. If memory serves,...
Forum: California 09-29-2016, 09:28 AM
Replies: 5
Views: 1,543
Posted By krwalsh

I moved a structurally complete Cozy IV from Petaluma to San Carlos. It was a wide load with the main spar in it, so I had to go the LONG way around. I think it was almost 150 miles by the time I...
Forum: RV General Discussion/News 09-21-2016, 10:42 PM
Replies: 7
Views: 3,027
Posted By krwalsh

I know that a group of us from the canard community gave our input, editing the document through maybe 3 revisions. That was completed in March of 2015. Since then I used that and AC90-89B to...
Forum: Electrical Systems 09-15-2016, 02:42 PM
Replies: 5
Views: 1,332
Posted By krwalsh
A Lot of work

I spent a lot of time trying to get the Contura switches to work properly (both LEDs) with the VPX. As of now, mine do not, but I know how to make it work.

In short you need to buy the specific...
Forum: Traditional Aircraft Engines 08-29-2016, 11:13 AM
Replies: 16
Views: 5,060
Posted By krwalsh
Sacramento Sky Ranch Engineering Manual

The secret decoder ring can be found in a copy of the Sacramento Sky Ranch Engineering Manual, which I recommend owning a copy of. Lots of good information in there.
Forum: RV General Discussion/News 06-18-2016, 01:01 PM
Replies: 3
Views: 1,432
Posted By krwalsh
Price, flexibility, TS Flightlines

I priced both standard and integral fire sleeve. I found the integral sleeve price to be right around double. Also consider that the integral sleeve is much less flexible. Finally, seriously...
Forum: RV Ongoing Maintenance Issues 05-10-2016, 05:49 PM
Replies: 33
Views: 15,991
Posted By krwalsh
LiSO2 Battery Discharge Profile

The LiSO2 battery discharge profile is very flat, until it is basically dead:

So open-circuit voltage is not indicative of...
Forum: California 05-06-2016, 08:57 PM
Replies: 9
Views: 1,867
Posted By krwalsh

I contacted OAK FSDO recently and Justin Louw told me they would not do an E-AB inspection due to workload. Right now, at least, you must use a DAR. Also, Dave Morss technically works out of San...
Forum: RV General Discussion/News 03-17-2016, 11:45 PM
Replies: 71
Views: 29,699
Posted By krwalsh
I don't think I would do that if I were you. ...

I don't think I would do that if I were you. Titanium might have a nice listed melting temperature in the 3000F range, but that will never actually occur because it will burn at about 1100F. Having...
Forum: Electrical Systems 03-13-2016, 01:31 PM
Replies: 2
Views: 1,020
Posted By krwalsh
Books and Links

Try Marc Ausman's book:

And the AeroElectric Connection:

And SteinAir's YouTube...
Forum: Electrical Systems 03-12-2016, 03:26 PM
Replies: 11
Views: 2,492
Posted By krwalsh
SD-8 Requires a Battery

The SD-8 requires a battery to be on-line in order to work. So if you have the switches correct, then your master must be set to "battery only" and the standby alternator switched on.
Forum: RV General Discussion/News 03-02-2016, 08:26 PM
Replies: 10
Views: 2,589
Posted By krwalsh
Laser Cutter

A laser cutter does a great job of etching stainless steel data plates. I took my EAA-issued data plate, flipped it over, and etched my own, with a custom graphic and all of the required information.
Forum: RV Building Tips/Techniques 02-24-2016, 10:09 PM
Replies: 12
Views: 6,472
Posted By krwalsh
Epoxy and BID

We use ClickBonds everywhere on our composite plane. I am not exaggerating to say that there are over 100 of them. Here's how I make sure they are permanent:

1) notch the base disc with a cutting...
Forum: Glass Cockpit 02-03-2016, 01:32 PM
Replies: 15
Views: 2,940
Posted By krwalsh
If that is the case, then you have isolated the...

If that is the case, then you have isolated the problem either to those contacts of the switch that go to the GDU, or to the wiring of the GDU. I'd start there.
Forum: Glass Cockpit 02-03-2016, 12:12 PM
Replies: 15
Views: 2,940
Posted By krwalsh
You can eliminate the switch

You can eliminate the switch if you used a switching jack instead. That way if nothing is plugged into the jack, you get XM radio. If you plug something in, it is automatically switched to the aux...
Forum: RV General Discussion/News 01-29-2016, 05:34 PM
Replies: 17
Views: 2,578
Posted By krwalsh
100 Degree Stainless Steel Torx Head

Micro Fasteners carries them. I have them for the cowl on my plane. Certainly don't strip like the Phillips head screws.

In the link I believe they...
Showing results 1 to 62 of 265

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