28 Jun 2023 Dual PMAG wiring
Frequently, discussion comes up about how to wire the PMAGs or which switches to use. I thought I would share my design and implementation. I use 3 switches, wired like this diagram. They are...
Instruments
07 Apr 2020 Transponder test
Pass! Axel from Mecanair http://www.mecanair.ch/ came over today to do the transponder test. He had to do it twice, as I apparently had not properly programmed the Trig Avionics TT21 - my bad! ...
09 Dec 2019 EI Commander and p-mags
The EI Commander monitors and can allow the pmags to be programmed. I originally set it to the following parameters. RPM max:2816 ADV max: 33.6 (don't use this value, see below, use 32.2) ADV shf: -1.4 Instructions on the...
09 Nov 2019 Airspeed Calibration
There is a cool technique to calibrate the ASI. Stolen from here: http://francis.guilbault.pagesperso-orange.fr/indicateur%20de%20vitesse.htm Just takes a bit of rubber tubing, a clear bottle, and a ruler. Essentially you hook it up like shown...
11 Nov 2018 Grand Rapids Avionics Sport EX EFIS USB port
The EFIS has a USB port in the back so I installed this adapter to get to it easier for code and database updates....
29 Aug 2018 Mount for transponder and radio
Installed the mounts for the Trig radio and transponder. ...
19 Oct 2008 Narco AT155 transponder for sale
Europeans are now requiring Mode-S transponders, so I need to sell my Narco AT155. It is brand new, never even powered up, and includes all mounting hardware. I don't exactly recall what I paid for it, but...
08 Apr 2007 Laser cut panel – vs. water jet cut panel
I had my panel laser cut by a guy in Idaho recommended by the epanelbuilder.com website. I believe the price was pretty good, around USD 100. The problem is that the laser seems to do...
20 Apr 2006 Instrument Panel
Here's the current view of my instrument panel design. The panel is out to get cut right now at http://www.experimentalair.com/ using their high tech water jet cutting machine. I've got the GRT EFIS Sport http://www.grtavionics.com/, Garmin...
13 Apr 2006 2.25″ altimeter
I picked up the 2.25" altimeter that I might use. I have not yet taken it up to see if it works right, or brought it to a repair station. I need to do this....
07 Apr 2006 instrument panel hole sizes
Here is an image that shows the sizes for many of the round instrument panel cutouts. I had a bit of trouble finding this, so I thought it would be useful to post it here. ...
03 Sep 2005 Grand Rapids Technologies EIS4000 Editor
Mike Schipper wrote a very slick tool that allows you to edit the User-Definable pages on the Grand Rapids Technologies EIS 4000: http://www.my9a.com/eis/ Here's what Mike says: The purpose of this tool is to quickly and easily design...
24 Aug 2005 Trio Avionics Autopilot Servo Oscillation Question
Do I need to do anything about a 2-3 Hz joystick oscillation that does not damp, caused by activating the aileron servo while the airplane is on the ground not in motion? Thanks, guys, -Bill Boyd From: Jerry...
27 Jun 2005 Instrument panel labels
I contracted with Aircraft Simulators to do some labels for my panel. I did the design in Visio, and sent them both Visio and GIF files. The results are excellent. The panels turned out exactly...
29 Mar 2005 Garmin GMA 340 vs. PS-Engineering PMA 8000
I recently sent a note to PS-Engineering asking them why I should buy their product instead of the Garmin GMA 340. Below I've pasted the response, but I took out the exact names and other...
06 Dec 2004 Static and Pitot patching
The OD of the static lines and the pitot line is about 0.25", and connecting them to each other is something that I didn't find mentioned in the Van's book. I've read somewhere that you...
19 Nov 2004 Trim position indicator panel cutouts
I cut out the holes for the trim indicators. They are going to be installed in the right side of the panel, in the bit that is riveted to the fuselage. Everything marked, and the corner...
18 Nov 2004 More panel cutouts
Today I cut out the holes for the Trio avionics EZ Pilot autopilot, and the Blue Mountain EFIS/Lite. I bit ballsy on the EFIS cutout, since I don't have it, and who knows - I...
05 Nov 2004 Short antenna cable
I need another short antenna cable like this one - does anyone know where I can buy one? The end that goes into the radio looks like this: Thanks!...
03 Nov 2004 Cutting first hole in the instrument panel
I decided it was time to try my hand at cutting some holes in the instrument panel. I've heard it is really hard, and a lot of people have outsourced this to people who take...
03 Nov 2004 Radio Rack – Icom IC-A200 and Narco AT155
Both the Narco transponder and the Icom comm radio are long, and the Icom is pretty heavy. The Narco is a bit longer. These guys need some kind of support to keep them from moving...
03 Aug 2004 Icom IC-A200 Installation Instructions
Icom has the user manual on the web, but not the installation manual. I've taken the liberty of scanning the installation manual (they call it the installation instructions since it is only one piece of...
18 May 2004 Trio Avionics EZ Pilot Autopilot
While at SNF 2004, I purchased a Trio Avionics EZ Pilot autopilot, taking advantage of the good deal they were offering during this period. They shipped it to me later. I have not yet installed...
18 Dec 2003 Stern Technologies Pulsar Engine Monitor
I have not seen it in person, but this looks like a very nice engine monitor. From the web site: "Step into the future of sport aviation engine monitoring. The Pulsar combines monitoring for over 30...
09 Oct 2003 XCOM 760 Radio
The latest release from the X-Air stable, suitable for Ultralight, Homebuilt and non IFR Aircraft. The smallest and lightest VHF panelmount radio in the world...
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