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Search: Posts Made By: jcaplins
Forum: RV-7/7A 10-12-2021, 10:08 PM
Replies: 40
Views: 3,419
Posted By jcaplins
I'm in the start switch on the stick camp for...

I'm in the start switch on the stick camp for taildraggers. I have the infinity stick grips and I configured it where 2 buttons need to be pressed simultaneously for start. It's the pinky and a top...
Forum: RV-12/RV-12iS 09-14-2021, 12:20 PM
Replies: 13
Views: 1,868
Posted By jcaplins
I'm in Yolo county and last year I received a tax...

I'm in Yolo county and last year I received a tax statement that almost doubled the value of the aircraft. I just made a phone call to the assesors office explaining why I thought there assesment...
Forum: RV Building Tips/Techniques 12-14-2020, 01:30 PM
Replies: 3
Views: 1,119
Posted By jcaplins
I have an RV7 that I built the wing with an...

I have an RV7 that I built the wing with an aluminum tube for the pitot. Years later after the wings were closed up and installed on the fuselage, I decided to use an AOA/Pitot. I pulled the...
Forum: Alternative Engines 12-10-2020, 01:12 PM
Replies: 777
Views: 206,616
Posted By jcaplins
40 hours phase 1 is done already? I must have...

40 hours phase 1 is done already? I must have lost track of time.
Enjoy the X-country.

Your flight track doesn't show up very well on Flightradar24...only 1 8min section at around 10900' near...
Forum: Autopilots 12-06-2020, 11:59 AM
Replies: 8
Views: 1,967
Posted By jcaplins
If your signature line is correct, then this...

If your signature line is correct, then this would be a really simple, 'just another thing to bolt into place' install.

I installed my autopilot servos after the plane was already flying. Even then...
Forum: Engine Monitors 11-19-2020, 01:37 PM
Replies: 16
Views: 3,364
Posted By jcaplins
It seems to me that a NA engine (also not...

It seems to me that a NA engine (also not counting ram air or anything else). you could only get 100% MP at sea level, ~31 inches.

Similarly for RPM. A ratio of RPM/Max RPM.

So for 24"/2400...
...
Forum: Alternative Engines 10-17-2020, 09:39 PM
Replies: 777
Views: 206,616
Posted By jcaplins
Congrats!

Congrats on the 1st flight!
Forum: RV General Discussion/News 09-28-2020, 01:38 PM
Replies: 16
Views: 6,382
Posted By jcaplins
Looks like you wnt to johnson creek...

Looks like you wnt to johnson creek too:
@3:00
https://www.youtube.com/watch?v=P6SrSeWU7IY
Forum: Glass Cockpit 09-28-2020, 11:46 AM
Replies: 5
Views: 1,221
Posted By jcaplins
I've not had the same problem you describe, but I...

I've not had the same problem you describe, but I have a couple usb sticks that cause random shutdown/reboots, and not powering down normally (the countdown doesn't start).

No problems with the...
Forum: Engine Monitors 08-28-2020, 04:25 PM
Replies: 16
Views: 3,320
Posted By jcaplins
Update. I made a thing.

Update!

Here is my graphic display of the data coming off the GRT EIS4000. Since I was only using 2 of the 6 EGT temp inputs and none of the CHT inputs, I repourposed them for water, case, and...
Forum: Alternative Engines 08-06-2020, 10:11 AM
Replies: 777
Views: 206,616
Posted By jcaplins
coolant filling

regarding the cooling filling, I recently purchased and used one of these vacuum fill setups. it's supposed to solve any trapped airbubbles...
Forum: California 06-23-2020, 10:27 AM
Replies: 4
Views: 1,075
Posted By jcaplins
shelter cove 0Q5

I havn't camped 'at' shelter cove, but did fly there to hike a little ways and camp.

see my thread here from a few years ago:
http://www.vansairforce.com/community/showthread.php?t=151490
Forum: Engine Monitors 06-03-2020, 11:42 PM
Replies: 16
Views: 3,320
Posted By jcaplins
Your timing is impeccable. And you are correct. ...

Your timing is impeccable. And you are correct. I had just found another USB adapter that did not work for something else in the past and appears to be working now.

I am getting the proper header:...
Forum: Engine Monitors 06-03-2020, 05:43 PM
Replies: 16
Views: 3,320
Posted By jcaplins
Nothing else is connected to the serial when it...

Nothing else is connected to the serial when it is on the bench.

I had it connected to the AFS EFIS and the laptop while in the plane. The serial data was not compromised on the EFIS, but still not...
Forum: Engine Monitors 06-03-2020, 05:08 PM
Replies: 16
Views: 3,320
Posted By jcaplins
That is correct.

That is correct.
Forum: Engine Monitors 06-03-2020, 05:02 PM
Replies: 16
Views: 3,320
Posted By jcaplins
This is from a GRT doc I have: Note: All EIS...

This is from a GRT doc I have:

Note: All EIS Model 4000/6000/9000 made to date follow this serial data output format, with the exception of software versions
56 and 57 (very rare). For those...
Forum: Engine Monitors 06-03-2020, 04:53 PM
Replies: 16
Views: 3,320
Posted By jcaplins
I've got Walters program. It thinks my header is...

I've got Walters program. It thinks my header is FE FE FE. there is only supposed to be some rare versions of software with that header. to many FE's in my stream so the numbers it pulls for various...
Forum: Engine Monitors 06-03-2020, 04:39 PM
Replies: 16
Views: 3,320
Posted By jcaplins
Yes, setup as 8N1 9600baud. I've also tried...

Yes, setup as 8N1 9600baud. I've also tried every other combination of bits, parity, baud, stop bits, that I could think of just in case there is a remote possiblity that I have a software version...
Forum: Engine Monitors 06-03-2020, 10:52 AM
Replies: 16
Views: 3,320
Posted By jcaplins
GRT EIS4000 serial data decoding

I wonder if anyone active on this forum has any experience decoding the serial data from the EIS4000? There are lots of software gurus here, so I thought I would ask.

Obviously the people at GRT...
Forum: Glass Cockpit 05-14-2020, 05:03 PM
Replies: 8
Views: 1,470
Posted By jcaplins
I'm surprised GRT hasn't done this years ago.

I'm surprised GRT hasn't done this years ago.
Forum: RV General Discussion/News 04-09-2020, 11:05 AM
Replies: 6
Views: 1,813
Posted By jcaplins
Original post was in 2009

Original post was in 2009
Forum: RV General Discussion/News 03-23-2020, 11:31 AM
Replies: 14
Views: 3,989
Posted By jcaplins
@ 12:26 https://youtu.be/nnMxrvAf1ZU?t=746

@ 12:26

https://youtu.be/nnMxrvAf1ZU?t=746
Forum: RV-4 03-10-2020, 05:50 PM
Replies: 4
Views: 1,864
Posted By jcaplins
not mine, but here is a data...

not mine, but here is a data point:

https://deej.net/sportsman/engine-weight.html


also... perhaps billet rotors and plates? $$$$$
Forum: RV-8/8A 03-07-2020, 10:02 AM
Replies: 30
Views: 3,991
Posted By jcaplins
about the same for a -7

I've done the same thing with my -7 several times. (for fixing a leak, and calibrating capacitive sensors)

The results were about the same.... Can siphon all but about 4 gallons.
Forum: RV-14 01-22-2020, 10:58 AM
Replies: 14
Views: 3,861
Posted By jcaplins
You could look for a garage unit near your condo....

You could look for a garage unit near your condo.

While living in an apartment for a little while I was able to rent a 2 car garage (2 1-car garages with the wall between them knocked out) within a...
Forum: Glass Cockpit 01-13-2020, 11:39 AM
Replies: 20
Views: 2,794
Posted By jcaplins
Another consideration for deciding single or dual...

Another consideration for deciding single or dual screens with the AFS is the number of serial ports.

I currently fly with a single AFS5600T and it works perfectly fine for me flying day/night VFR....
Forum: Glass Cockpit 01-05-2020, 05:41 PM
Replies: 26
Views: 4,621
Posted By jcaplins
2 different things?

I believe there may be 2 different things discussed in this thread.

Is the OP referring to this and not using another brand IFR navigator?...
Forum: Alternative Engines 12-13-2019, 05:53 PM
Replies: 8
Views: 2,536
Posted By jcaplins
haha thanks :D

haha thanks :D
Forum: Alternative Engines 12-13-2019, 01:20 PM
Replies: 8
Views: 2,536
Posted By jcaplins
i do

I fly an H6 powered RV7. You can message me if you want my full experience.

You will hear mostly negative comments here (and maybe rightfully so), and a lot of those will come from those who don't...
Forum: RV General Discussion/News 11-21-2019, 09:50 PM
Replies: 27
Views: 4,550
Posted By jcaplins
unintended consequences

My N number has brought me a minor unintended consequences annoyance. My number is only 4 characters instead of the more common 5 and starts with a 7. The aircraft is an RV7.

So when I call in...
Forum: Alternative Engines 10-17-2019, 05:42 PM
Replies: 777
Views: 206,616
Posted By jcaplins
Making progress. Cool. It looks like there are 2...

Making progress. Cool.

It looks like there are 2 fuel inputs; one with a filter (the black thing?) and one without. Are you running the return fuel straight back to the fuel pumps? if so, the...
Forum: RV General Discussion/News 10-09-2019, 05:22 PM
Replies: 37
Views: 9,885
Posted By jcaplins
Might want to check your ops limits. I think...

Might want to check your ops limits. I think mine says something about no glider towing, banner towing, or skydiving.
Forum: Engine Monitors 09-11-2019, 04:01 PM
Replies: 11
Views: 2,710
Posted By jcaplins
hard to imagine a transducer that needs 7 or 8...

hard to imagine a transducer that needs 7 or 8 wires.
looks like a standard T manifold that has something potted. If you know where the connector goes, it may provide some clues.
Forum: Glass Cockpit 08-31-2019, 11:35 AM
Replies: 7
Views: 1,424
Posted By jcaplins
I have zero faith in those little cards. I had an...

I have zero faith in those little cards. I had an exhaust leak once and my electronic co detector was alarming with readings well over 100ppm (don't quote me on the exact number) and the card showed...
Forum: Glass Cockpit 08-30-2019, 10:09 PM
Replies: 7
Views: 1,424
Posted By jcaplins
I look forward to hearing how this goes for you. ...

I look forward to hearing how this goes for you. I have arduinos and a couple of CO sensors and was planning to put something together myself. I plan to have it part of an engine monitor display i'm...
Forum: Alternative Engines 08-28-2019, 09:50 AM
Replies: 10
Views: 3,763
Posted By jcaplins
you'll probably get a lot of hate from non-alt...

you'll probably get a lot of hate from non-alt engine guys here on VAF. There are specific maint, limits and operating things that you will need to be aware of. There is a yahoo group that is still...
Forum: RV General Discussion/News 06-12-2019, 04:57 PM
Replies: 38
Views: 11,464
Posted By jcaplins
I have Infinity Grips and use the...

I have Infinity Grips and use the Perftech/Anti-splat's Ultimate Gust Lock without any issues. It clamps to the stick below the grip.
Forum: Alternative Engines 06-08-2019, 07:40 PM
Replies: 777
Views: 206,616
Posted By jcaplins
Ha ha... It's not a Lycoming! (somewhat kidding,...

Ha ha... It's not a Lycoming!

(somewhat kidding, and somewhat not.)
Forum: RV General Discussion/News 06-03-2019, 06:35 PM
Replies: 15
Views: 2,236
Posted By jcaplins
I stand corrected. Thanks.

I stand corrected. Thanks.
Forum: RV General Discussion/News 06-03-2019, 06:34 PM
Replies: 15
Views: 2,236
Posted By jcaplins
I installed the o-ring around the pin of the Male...

I installed the o-ring around the pin of the Male BNC connector.

Hopefully this image will...
Forum: ADS-B 06-01-2019, 06:08 AM
Replies: 8
Views: 2,785
Posted By jcaplins
Controlled from an AFS 5600T Efis. I'm not sure...

Controlled from an AFS 5600T Efis. I'm not sure how much this even applies to me and my setup, but I can deduce that it is version 2.4 based on when the transponder was purchased. Would be nice to...
Forum: ADS-B 05-31-2019, 08:52 PM
Replies: 8
Views: 2,785
Posted By jcaplins
Without me having to go look at the...

Without me having to go look at the transponder.... how do I know what software rev is installed?
(I don't have a remote head unit)
Forum: Alternative Engines 05-29-2019, 11:13 AM
Replies: 777
Views: 206,616
Posted By jcaplins
I've gotten anywhere from 10 to 50 hours on the...

I've gotten anywhere from 10 to 50 hours on the Bosch 4.7 wideband o2 sensors when using leaded fuel. (Also using decalin additive)

I've switched to the better Bosch 4.9 sensors but have not used...
Forum: RV General Discussion/News 05-27-2019, 10:56 AM
Replies: 15
Views: 2,236
Posted By jcaplins
Agree with using a dipstick. I time my flights...

Agree with using a dipstick. I time my flights and the fuel computer is a backup telling me how much is remaining. I never look at the fuel gauges other than to note they are there and...
Forum: RV General Discussion/News 05-26-2019, 02:44 PM
Replies: 15
Views: 2,236
Posted By jcaplins
Agree 100%. For 1 tank I either forgot to seal...

Agree 100%. For 1 tank I either forgot to seal the wires or I just didn't do a good enough job.

I put a tiny o-ring in the bnc connection, and a year later seams to still be working great.
Forum: RV General Discussion/News 05-26-2019, 05:25 AM
Replies: 15
Views: 2,236
Posted By jcaplins
I'm sure my setup is different; I have the Vans...

I'm sure my setup is different; I have the Vans plates, dynon converters and GRT eis4000, mine is only accurate at full and empty. I can only calibrate an offset and scaling factor, not specific...
Forum: RV-10 05-20-2019, 07:02 AM
Replies: 26
Views: 4,617
Posted By jcaplins
For height: can you remove the wheels? For width:...

For height: can you remove the wheels?
For width: I assume it's the gear itself that's too wide? Can you use a ratchet strap to pull them in a couple inches?
Forum: Safety 05-08-2019, 11:38 PM
Replies: 50
Views: 10,328
Posted By jcaplins
I'll throw in my opinion... A different approach...

I'll throw in my opinion...
A different approach sounds like a good idea. If she is afraid to fly, she will have no motivation to learn to fly. The first thing, as others have mention, is work on...
Forum: My RV Build Project 05-03-2019, 07:27 AM
Replies: 33
Views: 17,761
Posted By jcaplins
That is fantastic. How much does the frame weigh...

That is fantastic. How much does the frame weigh and how well does it ride?
Forum: Traditional vs. Alternative Powerplants 04-29-2019, 04:31 PM
Replies: 4
Views: 7,463
Posted By jcaplins
In my opinion the subaru package was oversold....

In my opinion the subaru package was oversold. "new" from Jan, It was no cheaper, not lighter, not as fuel efficient, not faster than a similar hp equipped Lycoming. And they weren't simply bolt on...
Forum: GPS 03-28-2019, 01:21 PM
Replies: 232
Views: 85,196
Posted By jcaplins
So, other than comm/Nav radios... what does the...

So, other than comm/Nav radios... what does the 175 do/not do compared to the GTN 650? (Are the radios what make the gtn650 cost twice as much?)

If all I wanted was an en route and precision...
Forum: RV-12/RV-12iS 03-03-2019, 11:29 AM
Replies: 28
Views: 5,963
Posted By jcaplins
I do want to be clear, I don?t know anything...

I do want to be clear, I don?t know anything about the Rotax or the Rotax gearbox. In my case the beat freq vibration (thrumming) was a collapsing timing chain tensioner(I have 2 chains and 2...
Forum: Safety 02-22-2019, 02:58 PM
Replies: 29
Views: 6,217
Posted By jcaplins
This may be a problem with the report writer. ...

This may be a problem with the report writer. Report says "lithium-ion phosphate" battery; which is not really a thing. "lithium-iron phosphate" is and I believe that is what Deltran lithium...
Forum: Propellers 02-15-2019, 07:31 AM
Replies: 19
Views: 1,911
Posted By jcaplins
I have an electric CS prop, but not an MT....

I have an electric CS prop, but not an MT.
Electric props in general are much slower to respond than hydraulic and have a tendency to "hunt". If you have an option to go hydraulic then I don't feel...
Forum: RV-12/RV-12iS 01-29-2019, 06:17 PM
Replies: 28
Views: 5,963
Posted By jcaplins
Just out of curiosity... how would you describe...

Just out of curiosity... how would you describe the vibration?

is it just roughness only at a certain rpm?
Roughness gets more or less noticeable as you move away from that RPM?
Is it a beat freq...
Forum: RV Ongoing Maintenance Issues 01-28-2019, 05:16 PM
Replies: 21
Views: 3,403
Posted By jcaplins
Similar thing here with local FBO, except they...

Similar thing here with local FBO, except they wouldn't work on anything experimental. When called out on this they shifted the blame from the FAA to their their insurance. Why that would be, I have...
Forum: Alternative Engines 01-28-2019, 09:35 AM
Replies: 777
Views: 206,616
Posted By jcaplins
I think Dan posted this link...

I think Dan posted this link earlier:
https://www.youtube.com/watch?v=osvshgbbuAA&t=179s

Right around the 2:50 mark: It was cut "in order for the torsional forces to be dampened correctly"

So,...
Forum: Engine Monitors 01-27-2019, 04:33 PM
Replies: 2
Views: 920
Posted By jcaplins
If it's one of the aux inputs: AuxDisplay =...

If it's one of the aux inputs:
AuxDisplay = (AuxVoltage * AuxScaleFactor / 2.5) + AuxOffset


http://grtavionics.com/media/VDO-80-and-150-Pressure-Sender-Aux-Input.pdf

other sensors are on their...
Forum: Electrical Systems 01-21-2019, 12:16 PM
Replies: 20
Views: 3,219
Posted By jcaplins
(Edited: Deleting invalid comment; pay no...

(Edited: Deleting invalid comment; pay no attention to me)
Forum: Electrical Systems 01-18-2019, 10:33 AM
Replies: 20
Views: 3,219
Posted By jcaplins
similar to Sam's.... My wig-wags are controlled...

similar to Sam's....

My wig-wags are controlled through the VPX by airspeed. I turn my taxi and landing lights on just before takeoff and leave them on within ~10 miles of the airport and/or in a...
Forum: Traditional Aircraft Engines 01-17-2019, 10:18 PM
Replies: 13
Views: 2,213
Posted By jcaplins
I would think the state would still try to get...

I would think the state would still try to get property tax if the aircraft spent more than 30 seconds in CA.

I shouldn't have to pay a use tax on a used engine or prop. When I paid taxes on my...
Forum: Traditional Aircraft Engines 01-17-2019, 09:45 PM
Replies: 13
Views: 2,213
Posted By jcaplins
yes, I still have that option. it will cost me...

yes, I still have that option. it will cost me about $45,000. (engine, prop, firewall kit, engine mount, gear legs, and cowling) + plus whatever else I can't think of.
Forum: Traditional Aircraft Engines 01-17-2019, 03:36 PM
Replies: 13
Views: 2,213
Posted By jcaplins
Sorry, I wasn't clear. I am not talking about...

Sorry, I wasn't clear. I am not talking about starting with a salvage aircraft or engine. I think Mel had an ideal situation there, knowing why the aircraft was damaged and knowing the engine was...
Forum: Traditional Aircraft Engines 01-17-2019, 02:12 PM
Replies: 13
Views: 2,213
Posted By jcaplins
taking an engine from donor aircraft

I'm doing some planning, and would like to hear some stories and experiences for those who have pulled an engine(/prop) from a donor aircraft for use on your RV. I hear talk about it, but does...
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