For treating firewall areas i would not use the butyl matting product... there is a much lighter product in the DCI line that is a dacron weave with 3M adhesive and foil shielding; it's primarily a m
Nice job; you don't muck around! Your airbox is slightly different and looks like your engine is possibly set forward?? Technical data on the butyl is provided on the DCI website in support pdf docum
Ahhh, that makes sense.. yes, i fitted some buffer pads under mine and had to remove them back to none because the top cowl was standing up too proud after... Today i flew again for 75min and noticed
These are great discussion points, so let's break them down a bit... The weight penalty factor v's noise cancelling headphones: I've added 1000g stationed 50mm ahead of the firewall; my W&B has been
Oh woww!! Excellent... I totally agree with everything you have imparted... The job is yours, you're hired; report back in month's time Where can we liberate this said test equipment from???? We need
Amazing... we should approach Ratheon to finish the job for an Auto Auto Pilot for the Europa Read this topic online here: http://forums.matronics.com/viewtopic.php?p=510470#510470
Got to the field at dawn each day and flew six out of the seven days for a total of 8.75hrs. Finally sorted all the cockpit audio recording issues out with the gopro Scrubbed one xcountry mission due
Yep, that D panel at the back of the cockpit along with its bulk head sure sounds like a brazilian festival drum... that got attended to not that long ago by fitting a 1/4" ply brace for the luggage
Experiments and discoveries are moving forward over the past few days with some entertaining results. A rudimentary study of some baffle concepts were drafted and run through the simulator; the varia
Choosing not to fly today; instead thought toward identifying drumming areas of the fuselage; details attached along with required acoustic patch sizes. Some areas of hatches and footwell floor are o
We have been lucky here with conditions past couple of weeks; waiting for winter and cold thick air to arrive... Read this topic online here: http://forums.matronics.com/viewtopic.php?p=510485#510485
Magic... what temp is it inside the cockpit during a flight like that? I had 33C on my return leg the other day.. Read this topic online here: http://forums.matronics.com/viewtopic.php?p=510487#51048
Shortest flight yet this morning. Rolled out on 23 after pre-flights and hit rough as guts turbulence straight away until turning xwind at 500'... then spotted a squall approaching at 15nm from the s
Nearly all and everything contemporary produced is completely designed within a digital computer specified environment; from electronics to mechanical; covering design criteria such as Thermal Expans
Today is Sunday and the conditions are useless again for flying. So its back into "Shut That Noise Up" project... In this post 181's air box is getting analysed for harmonic resonance. The test passe
Attached is a rudimentary cross section of free stream air through the forward fuselage voids without lower cowl ducting. on at the time there was no detectible change in cabin noise volume compared
Already reset it to correct position and sizing ages ago; just haven't updated to the latest solution; its going be an arduous procedure with all the fine details now in the mix... i did mention the
Today has been spent crunching numbers again by adding the butyl layer to 181's air box. The untreated air box was also rerun through the same analysis matrix settings as a control for comparison pur