Re: [Aus-soaring] Aerodynamics

2015-08-31 Thread Mike Borgelt
Look up Part 21 in the CASA website. Unfortunately the intent of Part 21 for amateur built aircraft has become subverted in CASA's regulatory re-writes and the current SAAA is too inept to defend it. Mike At 07:27 PM 8/31/2015, you wrote: What if you are not the manufacturer, but your

Re: [Aus-soaring] Aerodynamics

2015-08-31 Thread Peter Champness
on.net] *On Behalf Of *Peter Champness > *Sent:* Monday, 31 August 2015 6:57 PM > *To:* Discussion of issues relating to Soaring in Australia. < > aus-soaring@lists.internode.on.net> > *Subject:* Re: [Aus-soaring] Aerodynamics > > > > What if you are not the manufacturer, b

Re: [Aus-soaring] Aerodynamics

2015-08-31 Thread Peter Champness
What if you are not the manufacturer, but your aircraft is registered as experimental. Does that give you the freedom to experiment? On Mon, Aug 31, 2015 at 3:42 PM, Mark Newton wrote: > There's plenty of guidance from SAAA. > > If you’ve built an EAB aircraft, you’re

Re: [Aus-soaring] Aerodynamics

2015-08-31 Thread Anthony Smith
From: aus-soaring-boun...@lists.internode.on.net [mailto:aus-soaring-boun...@lists.internode.on.net] On Behalf Of Peter Champness Sent: Monday, 31 August 2015 6:57 PM To: Discussion of issues relating to Soaring in Australia. <aus-soaring@lists.internode.on.net> Subject: Re: [Aus-s

Re: [Aus-soaring] Aerodynamics

2015-08-30 Thread Mark Newton
On 27 Aug 2015, at 10:50 am, Ross McLean ross...@bigpond.net.au wrote: Beautiful! And despite what CASA says, these guys had no problems mounting GoPro's on the wings. It’s an Experimental. CASA is happy for you to mount as many gopros on the wings of those as you like, as long as they

Re: [Aus-soaring] Aerodynamics

2015-08-30 Thread Mark Newton
There's plenty of guidance from SAAA. If you’ve built an EAB aircraft, you’re the manufacturer, you’re the authority that approves modifications. So if you want to put a camera mount on it, you just need to give due consideration in the design to make sure it doesn’t fall off (same as any

Re: [Aus-soaring] Aerodynamics

2015-08-30 Thread Peter Champness
Is there a CASA web page about experimental aircraft phase 1 testing? On Mon, Aug 31, 2015 at 8:47 AM, Mark Newton new...@atdot.dotat.org wrote: On 27 Aug 2015, at 10:50 am, Ross McLean ross...@bigpond.net.au wrote: Beautiful! And despite what CASA says, these guys had no problems mounting

Re: [Aus-soaring] Aerodynamics

2015-08-26 Thread Mike Borgelt
http://www.airspacemag.com/daily-planet/bugatti-racer-finally-takes-flight-180956361/ Look at the blended wing/fuselage intersection at the leading edge. Mike Borgelt Instruments - design manufacture of quality soaring instrumentation since 1978 www.borgeltinstruments.com tel: 07

Re: [Aus-soaring] Aerodynamics

2015-08-26 Thread Ross McLean
...@lists.internode.on.net] On Behalf Of Mike Borgelt Sent: Thursday, 27 August 2015 6:22 AM To: Discussion of issues relating to Soaring in Australia. Subject: Re: [Aus-soaring] Aerodynamics http://www.airspacemag.com/daily-planet/bugatti-racer-finally-takes-flight-1 80956361/ Look at the blended wing/fuselage

Re: [Aus-soaring] Aerodynamics

2015-08-26 Thread Jim Staniforth
-soaring-boun...@lists.internode.on.net [mailto:aus-soaring-boun...@lists.internode.on.net] *On Behalf Of *Mike Borgelt *Sent:* Thursday, 27 August 2015 6:22 AM *To:* Discussion of issues relating to Soaring in Australia. *Subject:* Re: [Aus-soaring] Aerodynamics http://www.airspacemag.com/daily

Re: [Aus-soaring] Aerodynamics

2015-08-26 Thread Erich Wittstock
.' *Subject:* Re: [Aus-soaring] Aerodynamics Beautiful! And despite what CASA says, these guys had no problems mounting GoPro's on the wings. ROSS _ *From:* aus-soaring-boun...@lists.internode.on.net

Re: [Aus-soaring] Aerodynamics

2015-08-26 Thread John Parncutt
10:50 AM To: 'Discussion of issues relating to Soaring in Australia.' Subject: Re: [Aus-soaring] Aerodynamics Beautiful! And despite what CASA says, these guys had no problems mounting GoPro's on the wings. ROSS

Re: [Aus-soaring] Aerodynamics Query

2013-04-14 Thread Ron Sanders
Adam, I think that it is fairly obvious that your extracter is working. But it is probably not a good thing that you are getting leakage from the wing/fuse junction?? For what it is worth. Ron On 14 April 2013 16:24, Adam Woolley go_soar...@hotmail.com wrote: G'day all, In the past my

Re: [Aus-soaring] Aerodynamics Query

2013-04-14 Thread JR
I was going to say that it indicates that before we only thought it but now we have proof that the cirrus really does suck. ... but I'm not going to say that. cheers JR ___ Aus-soaring mailing list Aus-soaring@lists.internode.on.net To check or change

Re: [Aus-soaring] Aerodynamics Query

2013-04-14 Thread Mike Borgelt
It indicates to me that you should seal the pushrods where they come out of the wing. You can make seals from spinnaker cloth. Used to be a common thing to do before the manufacturers put seals in the wingroots. Mike At 04:24 PM 14/04/2013, you wrote: G'day all, In the past my wing

Re: [Aus-soaring] Aerodynamics Query

2013-04-14 Thread james dutschke
Add a porous skin and plumb it to the vent. Boundary layer suction complete ___ Aus-soaring mailing list Aus-soaring@lists.internode.on.net To check or change subscription details, visit: http://lists.internode.on.net/mailman/listinfo/aus-soaring

Re: [Aus-soaring] Aerodynamics Query

2013-04-14 Thread Adam Woolley
Don't tease me James, you know I'd probably do it if pushed! On 14/04/2013, at 20:24, james dutschke james.m.dutsc...@gmail.com wrote: Add a porous skin and plumb it to the vent. Boundary layer suction complete ___ Aus-soaring mailing list

Re: [Aus-soaring] Aerodynamics Query

2013-04-14 Thread Anthony Smith
relating to Soaring in Australia. Subject: Re: [Aus-soaring] Aerodynamics Query Don't tease me James, you know I'd probably do it if pushed! On 14/04/2013, at 20:24, james dutschke james.m.dutsc...@gmail.com wrote: Add a porous skin and plumb it to the vent. Boundary layer suction

Re: [Aus-soaring] Aerodynamics Query

2013-04-14 Thread Adam Woolley
...@lists.internode.on.net] On Behalf Of Adam Woolley Sent: Monday, 15 April 2013 6:04 AM To: Discussion of issues relating to Soaring in Australia. Subject: Re: [Aus-soaring] Aerodynamics Query Don't tease me James, you know I'd probably do it if pushed! On 14/04/2013, at 20:24, james dutschke

Re: [Aus-soaring] Aerodynamics research

2007-09-24 Thread Mike Borgelt
This is an interesting paper. Found while searching for information on Dick Butler's Concordia project http://www.frotor.fs.cvut.cz/doc/37.pdf Check out the aspect ratio of Concordia project. Mike Borgelt Instruments - manufacturers of quality soaring instruments phone Int'l + 61 746 355784

Re: [Aus-soaring] Aerodynamics research

2007-09-24 Thread nandrews
Is there any news on when Dick might have one flying? Looks like the Sinha detubulator is also undergoing some improvements but no mass production as yet Nigel This is an interesting paper. Found while searching for information on Dick Butler's Concordia project

Re: [Aus-soaring] Aerodynamics research

2007-09-24 Thread Mike Borgelt
At 09:29 AM 25/09/2007, you wrote: Is there any news on when Dick might have one flying? Looks like the Sinha detubulator is also undergoing some improvements but no mass production as yet Nigel Nope, that was the only thing that I could find. I didn't try very hard though. Mike Borgelt