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Search: Posts Made By: humptybump
Forum: RV General Discussion/News Yesterday, 12:43 PM
Replies: 28
Views: 1,178
Posted By humptybump
Tom, it's refreshing to hear the positive tone in...

Tom, it's refreshing to hear the positive tone in your update. I know it's been a long 2018 so far.

I would also like to say "thank you". As one of those customers who called on your services in the...
Forum: VAF Classifieds (posts in here deleted after 30 days) 07-14-2018, 03:12 PM
Replies: 6
Views: 871
Posted By humptybump
A buyer had sent a deposit for the "almost a...

A buyer had sent a deposit for the "almost a FWF".

Thanks for the messages from the many interested parties.
Forum: VAF Classifieds (posts in here deleted after 30 days) 07-14-2018, 02:22 PM
Replies: 6
Views: 871
Posted By humptybump
I removed the 150hp O320 and Catto 70-70 2B NLE...

I removed the 150hp O320 and Catto 70-70 2B NLE from my RV-8.
Forum: VAF Classifieds (posts in here deleted after 30 days) 07-12-2018, 02:20 PM
Replies: 6
Views: 871
Posted By humptybump
FS: Almost a FWF = O320-E2A with Catto 2B NLE

Selling my O-320-E2A (547hrs since rebuild in 2008) and Catto 2 blade with nickel leading edges (2012 70-70 with 322 hrs).

Includes 2.25" propeller spacer and 7/16" bolts. (Engine was upgraded to...
Forum: RV-8/8A 07-11-2018, 05:58 AM
Replies: 2
Views: 328
Posted By humptybump
Engine upgrade - paperwork

I'm writing a series of blog post detailing an engine upgrade on my RV-8. The posts are not in any particular order.

This post highlights the importance of words - specifically the difference...
Forum: APRS Tracking 07-10-2018, 05:48 PM
Replies: 15
Views: 627
Posted By humptybump
Gary, there is definitely something messy within...

Gary, there is definitely something messy within the beacons.

https://aprs.fi/?c=raw&call=N157GS&limit=50&view=decoded

The above link shows the decoded details of your packets and the "course" is...
Forum: APRS Tracking 07-10-2018, 06:32 AM
Replies: 15
Views: 627
Posted By humptybump
When I look at other trackers on the same system...

When I look at other trackers on the same system I do not see the odd heading anomalies.

One reliable diagnostic is to decode the raw beacons.

One example:...
Forum: APRS Tracking 07-09-2018, 11:01 AM
Replies: 15
Views: 627
Posted By humptybump
That is correct Sam. Do you know of a website...

That is correct Sam. Do you know of a website that shows "heading to igate"? I've not come across any.
Forum: APRS Tracking 07-09-2018, 04:12 AM
Replies: 15
Views: 627
Posted By humptybump
Yeah, my post turned into one home run-on pil of...

Yeah, my post turned into one home run-on pil of confusion.

The point wanted to make some clarification of the APRS system:

Just because a tracker sends a beacon, doesn't mean it will make it to...
Forum: APRS Tracking 07-08-2018, 04:19 PM
Replies: 15
Views: 627
Posted By humptybump
Just s teachable moment: The beacon contains the...

Just s teachable moment:

The beacon contains the data, including latitude, longitude, altitude, speed, and heading. All of that is computed from the GPS data.

The beacon is received by zero or...
Forum: RV General Discussion/News 06-18-2018, 12:14 PM
Replies: 20
Views: 4,291
Posted By humptybump
I just did a test who's results may interest...

I just did a test who's results may interest others.

I still have the same batteries I commented on five years ago.

Today was "first engine start" on a project I've dragged out for 10 months. At...
Forum: RV-8/8A 06-15-2018, 08:07 AM
Replies: 15
Views: 2,354
Posted By humptybump
I have a little experience, having flown an RV-8...

I have a little experience, having flown an RV-8 with an O-320 (150hp) and a fixed pitch cruise propeller for about 450hrs.


It performs "well enough" even off grass as long as the DA is not above...
Forum: Propellers 05-25-2018, 03:22 PM
Replies: 15
Views: 1,796
Posted By humptybump
Thank Smokey. While Saber can make both spacers...

Thank Smokey.

While Saber can make both spacers and extensions, the recommendation now from Vans, Catto, and Saber is to use an extension if its an option.

As for the long bolts, Vans and Saber...
Forum: RV-8/8A 05-24-2018, 05:10 PM
Replies: 22
Views: 1,792
Posted By humptybump
I had time in a super decathlon prior to taking...

I had time in a super decathlon prior to taking transition training. The RV transition training was definitely different and definitely valuable.
Forum: Propellers 05-22-2018, 12:11 PM
Replies: 15
Views: 1,796
Posted By humptybump
Update

Those long propeller bolts needed when using a 2.25" spacer are getting rare. I just received an email from Vans Aircraft - after attempting to order a replacement / that they no longer have the...
Forum: RV General Discussion/News 05-18-2018, 06:51 AM
Replies: 17
Views: 907
Posted By humptybump
Generators and typical UPS do not play well

(Indeed my post is not RV related and I won't be offended if it is removed)

Most typical UPS are not compatible with generators. If you plan to use a UPS off of a generator you may consider what is...
Forum: ADS-B 05-03-2018, 10:42 AM
Replies: 23
Views: 2,804
Posted By humptybump
As more and more airplanes install ADSB, the...

As more and more airplanes install ADSB, the benefits of APRS decrease. I have both but probably not for much longer.
Forum: Glass Cockpit 04-25-2018, 03:09 PM
Replies: 37
Views: 3,677
Posted By humptybump
"System Architecture" and Why When I first...

"System Architecture" and Why

When I first installed the G3X Touch and related components there seemed to be little rhyme or reason for what was used CAN be what used RS-232 (not to mention what...
Forum: RV General Discussion/News 04-23-2018, 09:28 AM
Replies: 10
Views: 939
Posted By humptybump
Thread on hand controls in an RV-12...

Thread on hand controls in an RV-12 ...

http://www.vansairforce.com/community/showthread.php?t=146118
Forum: Traditional Aircraft Engines 04-12-2018, 04:55 AM
Replies: 12
Views: 1,288
Posted By humptybump
Fuel pressure drop with fuel flow rise

I've seen my fuel pressure drop and fuel flow climb (signifantly). I see this when I'm running a tank to empty. In my airplane it indicates I'm getting air in my fuel.
Forum: COMM 04-04-2018, 03:51 PM
Replies: 13
Views: 1,194
Posted By humptybump
The most important factor is performance. That...

The most important factor is performance. That said, budget is also a reality for most builders.

My RV-8 came equipped with a "straight" whip on the belly. That doesn't jibe with what most install....
Forum: RV General Discussion/News 03-19-2018, 06:47 PM
Replies: 13
Views: 1,081
Posted By humptybump
The builder of my RV-8 installed VGs, tested, and...

The builder of my RV-8 installed VGs, tested, and decided to remove them. He then installed the wing root strakes (which are still installed).
Forum: RV General Discussion/News 03-12-2018, 06:11 AM
Replies: 5
Views: 454
Posted By humptybump
The general consensus is to avoid deviating from...

The general consensus is to avoid deviating from the plans as it relates to critical systems. The power plant is a critical system. Since power is a factor of fuel AND air, if you voluntarily give up...
Forum: COMM 03-05-2018, 08:21 PM
Replies: 17
Views: 1,608
Posted By humptybump
Sometime over the past several years, Garmin...

Sometime over the past several years, Garmin changed their documentation.

I was able to find a copy of an older revision of an install manual.

In the older revision, their diagram for the ground...
Forum: Northeast 02-23-2018, 02:29 PM
Replies: 4
Views: 669
Posted By humptybump
Thanks Vlad, I'll make a note of Dave's contact...

Thanks Vlad, I'll make a note of Dave's contact info for the near future.
Forum: RV-14 02-20-2018, 06:20 AM
Replies: 3
Views: 1,237
Posted By humptybump
Chad etal, I’ve not reached this point in my...

Chad etal,

I’ve not reached this point in my panel but when I do, I plan to 3D print a surface mount where the bottom has a spot which tightly holds the off-the-shelf device cable.

I’ve not done...
Forum: Northeast 01-29-2018, 06:23 PM
Replies: 137
Views: 48,655
Posted By humptybump
For the current conditions, you can call the...

For the current conditions, you can call the Alton Bay ICe Runway information line: (603) 875-3498
Forum: Northeast 01-29-2018, 09:49 AM
Replies: 137
Views: 48,655
Posted By humptybump
2018 STARTS NOW !

From Facebook today ...

“Alton Bay ice Airport Runway is now Open. Runway 1 /19. Runway is 100’ wide x 2800 ‘ long surface conditions all ice no snow very slick . Runway is marked with yellow cones...
Forum: RV General Discussion/News 01-27-2018, 06:14 AM
Replies: 660
Views: 126,545
Posted By humptybump
Steve - this is Amanda’s site,...

Steve - this is Amanda’s site, correct?

https://www.rvplasticparts.com
Forum: Acts of Charity (using your RV) 01-16-2018, 08:48 AM
Replies: 13
Views: 2,782
Posted By humptybump
I should investigate the largest soft crate I can...

I should investigate the largest soft crate I can find that will fit.

Could you share the dimensions and brand of the unit you use?
Forum: COMM 01-16-2018, 08:10 AM
Replies: 24
Views: 2,277
Posted By humptybump
I wasn’t aware Stratux was investigation the...

I wasn’t aware Stratux was investigation the feature of audio based traffic alerts with position information.

Indeed ...

all of the requisite data is there on Stratux configurations with an...
Forum: Acts of Charity (using your RV) 01-15-2018, 02:08 PM
Replies: 13
Views: 2,782
Posted By humptybump
only a small crate will fit in the back of an...

only a small crate will fit in the back of an RV-8. If you want to transport a medium or large dog, you may be better off coming up with a solution that actually turns the back into a crate.
Forum: RV General Discussion/News 01-12-2018, 01:00 PM
Replies: 13
Views: 1,735
Posted By humptybump
A work of caution on the “$1.00” value. Many...

A work of caution on the “$1.00” value. Many states watch for personal property items such as boats and airplanes and if they see “$1.00” it triggers an estimated value assessment.

Perhaps you...
Forum: Northeast 01-09-2018, 06:12 PM
Replies: 137
Views: 48,655
Posted By humptybump
The snow hasn’t helped and indeed they re in for...

The snow hasn’t helped and indeed they re in for a bit of a warm up. Ironically, the snow may help insulate the ice.

Today’s report ...

“Hi everyone we checked the ice again this afternoon. We are...
Forum: RV General Discussion/News 01-06-2018, 03:56 AM
Replies: 660
Views: 126,545
Posted By humptybump
Dan, I would have expected you to propose adding...

Dan, I would have expected you to propose adding a micro servo drive motor with torque sensor feedback so the vane could auto trim. :rolleyes:

Edited: (Oops, not “Dan”. I folded two threads ......
Forum: Tools 01-06-2018, 03:46 AM
Replies: 20
Views: 2,296
Posted By humptybump
I imagine the AFM8 crimper will make superior...

I imagine the AFM8 crimper will make superior crimps - if by no other metric than its price. If you can get one within your budget, I’d definitely go for it.

That said, I’m on my forth complete...
Forum: Northeast 01-04-2018, 04:53 AM
Replies: 137
Views: 48,655
Posted By humptybump
As of Wednesday (ahead of the storm hitting the...

As of Wednesday (ahead of the storm hitting the east coast) Alton Bay reported ice ranging between 9” and 10.5”. Still not the 12” minimum everywhere but getting closer.

BTW: if you use Facebook,...
Forum: RV General Discussion/News 01-01-2018, 08:59 AM
Replies: 660
Views: 126,545
Posted By humptybump
Agreed. I built my top mount from wood as it was...

Agreed. I built my top mount from wood as it was faster than printing :D

I’m trying to standardize most of my projects on a single material but that’s not happening very well. Even with a heated...
Forum: RV General Discussion/News 01-01-2018, 08:39 AM
Replies: 660
Views: 126,545
Posted By humptybump
I went with a top-mount for my spools. It reduces...

I went with a top-mount for my spools. It reduces stress on the filament into the extruded.

BTW: where do you source jumbo spools of filament?
Forum: Traditional Aircraft Engines 12-31-2017, 11:12 AM
Replies: 25
Views: 2,055
Posted By humptybump
While a change from 150hp to 160hp represents...

While a change from 150hp to 160hp represents about 7%, the difference is not linear. Based on the performance charts, the power gain at lower RPMs is about 15%. For fixed pitch propeller...
Forum: Northeast 12-30-2017, 06:34 AM
Replies: 137
Views: 48,655
Posted By humptybump
2018 season is looking promising!

There is a hard cold snap gripping the Eastern United States which isn’t much fun unless you are trying to make ice :)

Just a week ago Alton Bay was reporting open water but today they are watching...
Forum: Tools 12-28-2017, 03:02 PM
Replies: 22
Views: 3,238
Posted By humptybump
Scott, please let us know once you’ve added the...

Scott, please let us know once you’ve added the automated material loader/unloader and the internet website for g-code upload. We’ll queue up our cutting projects. All you will need to do is ship us...
Forum: Tools 12-28-2017, 02:55 PM
Replies: 22
Views: 3,238
Posted By humptybump
The multi-spindle head setup will make...

The multi-spindle head setup will make tool-change a breeze!
Forum: RV General Discussion/News 12-28-2017, 09:58 AM
Replies: 13
Views: 1,221
Posted By humptybump
On the topic of “drop lights”, an easy solution...

On the topic of “drop lights”, an easy solution is to get a lamp socket and wire a length of electrical cord. Cut a round hole in the bottom of a 1-quart cottage cheese or yogurt container big enough...
Forum: RV General Discussion/News 12-28-2017, 04:02 AM
Replies: 13
Views: 1,221
Posted By humptybump
The first major project on my RV-8, I went...

The first major project on my RV-8, I went through a similar debate. The RV-8 is even more restrictive. My solution was to get some heavy upholstery cloth and make two long fat “bean bags” filled...
Forum: RV General Discussion/News 12-19-2017, 10:49 AM
Replies: 7
Views: 1,130
Posted By humptybump
Steve has me by almost a decade. My first...

Steve has me by almost a decade. My first “handheld” Garmin Aviation GPS was the GPSMAP 195

https://www.gpscity.com/g/gps/l/1/195.jpg
Forum: RV Building Tips/Techniques 12-10-2017, 01:59 PM
Replies: 13
Views: 1,026
Posted By humptybump
I just use the “compass” app on my phone. It has...

I just use the “compass” app on my phone. It has a second screen that acts as a digital bubble level. You can even “zero” it to any arbitrary starting point....
Forum: Fiberglass 12-09-2017, 07:29 PM
Replies: 51
Views: 56,278
Posted By humptybump
The current 3D printing technology that a builder...

The current 3D printing technology that a builder can afford can not create a part that will hold up to the heat environment of the engine compartment.

There are a number of non-structural objects a...
Forum: RV General Discussion/News 12-09-2017, 07:15 AM
Replies: 10
Views: 1,417
Posted By humptybump
As a pilot who frequently requests the...

As a pilot who frequently requests the identifiers to be spelled, having a textual transfer of the clearance information would be wonderful - even if all other tasks of the departure and arrival were...
Forum: RV-8/8A 12-08-2017, 08:10 AM
Replies: 18
Views: 3,573
Posted By humptybump
nice welding jig...

nice welding jig...
Forum: Northeast 12-05-2017, 10:30 AM
Replies: 5
Views: 1,064
Posted By humptybump
Jake. This is generous. I have a need in about a...

Jake. This is generous. I have a need in about a month. I’ll be in touch and will find some suitable compensation :-)
Forum: Propellers 12-05-2017, 10:24 AM
Replies: 15
Views: 2,245
Posted By humptybump
Repairable? Yes. End user repairable? Possibly...

Repairable? Yes.

End user repairable? Possibly but only if it can be determined it is surface damage only.

Repair options include paint removal to insure the damage is limited to the edge. Fill...
Forum: Propellers 12-04-2017, 09:36 AM
Replies: 15
Views: 1,796
Posted By humptybump
If you have one set of bolts connecting an...

If you have one set of bolts connecting an aluminum section to the engine flange and then a separate set of bolts from the aluminum section to the propeller, this is what I was calling an...
Forum: Instrument Flight Rules 12-02-2017, 09:59 AM
Replies: 15
Views: 2,321
Posted By humptybump
As I got further into my instrument training, I...

As I got further into my instrument training, I found this advice to be the best option for me.

By always loading the flight plan into the IFR GPS, I was always practicing what I would need in real...
Forum: Propellers 11-30-2017, 10:59 AM
Replies: 15
Views: 1,796
Posted By humptybump
Oops. If a moderator could correct the title...

Oops.

If a moderator could correct the title please. It should read:

“Prop Spacer or Prop Extension - Survey”

This will help current and future readers and searches.

Thanks.
Forum: Propellers 11-30-2017, 10:48 AM
Replies: 15
Views: 1,796
Posted By humptybump
Prop Spacer or Prop Extension - survey

I was recently told that the long bolts required for using a 2-1/4” propeller spacer were getting hard to purchase and there are advantages to a using a prop extension. (I had no problem with a...
Forum: RV General Discussion/News 11-28-2017, 09:55 AM
Replies: 660
Views: 126,545
Posted By humptybump
Bob Axom used a solution for performance testing...

Bob Axom used a solution for performance testing his racing mods which compensated for the variability of times of day and between days. Granted, he was always testing at WOT but the goal was the...
Forum: RV-6/6A 11-24-2017, 03:18 PM
Replies: 21
Views: 1,984
Posted By humptybump
Caveats: #1, it does not apply to the OP because...

Caveats: #1, it does not apply to the OP because he clarified he is asking about FI; caveat #2, for the life of me I can not find the original material.

OK, short of the above, sometime in the past...
Forum: Fiberglass 11-22-2017, 12:59 PM
Replies: 51
Views: 56,278
Posted By humptybump
Don - I can not see the image but you said...

Don - I can not see the image but you said "print" a mold. Depending on the complexity of you mold, you may have real issues. (I just went down this path.) If you can display the image, I can provide...
Forum: Fiberglass 11-22-2017, 12:55 PM
Replies: 51
Views: 56,278
Posted By humptybump
PDF of DanH's valuable work

I've been making reference to DanH's fiberglass work and was bummed when I realized (1) I had lost the PDF I had created from this thread, and (2) the photos fell victim to the PhotoBucket EUA.

I...
Forum: RV-8/8A 11-22-2017, 06:17 AM
Replies: 7
Views: 1,530
Posted By humptybump
I have a solution similar to John (aka...

I have a solution similar to John (aka LuckyDuck)

If you have an EFIS system which integrates with a tablet, then a simple RAM ball mount is an easy “future-proof” solution.

I have the G3X Touch as...
Forum: APRS Tracking 11-20-2017, 02:59 PM
Replies: 4
Views: 2,166
Posted By humptybump
I agree that http://aprs.fi is the best for live...

I agree that http://aprs.fi is the best for live tracking. The http://airprs.com is good for reviewing flights.
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