Re: KRnet> move weight not add

2022-07-22 Thread Harold Wagenknecht via KRnet
.  Victor On Jul 21, 2022, at 16:27, Harold Wagenknecht via KRnet wrote: When I was started to take my first glider lesson…. I weighted about 130 lbs and before each flight I had to install a 25 lbs “lead cushion” under the seat of our trusting ASK13 to bring the cg into an acceptable range.  Years

Re: KRnet> Aft CG

2022-07-21 Thread Harold Wagenknecht via KRnet
When I was started to take my first glider lesson…. I weighted about 130 lbs and before each flight I had to install a 25 lbs “lead cushion” under the seat of our trusting ASK13 to bring the cg into an acceptable range.  Years later I didn’t head my own advise and flew another glider with an aft

Re: KR> KR-2 Flutter

2018-01-13 Thread Harold Wagenknecht via KRnet
https://youtu.be/qhJ1tVTtfPw link didn't like the On Sat, 1/13/18, Harold Wagenknecht via KRnet wrote: Subject: Re: KR> KR-2 Flutter To: "KRnet" Cc: "Harold Wagenknecht" , laser...@juno.com Date: Saturda

Re: KR> KR-2 Flutter

2018-01-13 Thread Harold Wagenknecht via KRnet
https://youtu.be/qhJ1tVTtfPw actual flutter test of a sailplane. Sent from my iPhone > On Jan 12, 2018, at 11:20 PM, Mike Stirewalt via KRnet > wrote: > > Holy Cow . . . what a thing to happen, and what a great description. > > I wonder if the top of the wing can come off like that with

KR> Wankel Rotary

2016-08-26 Thread Harold Wagenknecht
Doran, I will call you tomorrow Stay away from wankels Very hot exhaust Loud Sealing issues. Sent from my iPhone > On Aug 25, 2016, at 2:40 PM, Doran Jaffas via KRnet > wrote: > > Has there been a successful installation of a Wankel rotary in a KR2? I > have a chance to pick

KR> Structural Analysis

2012-07-01 Thread Harold Wagenknecht
http://kr2seafury.com/resources/1988_01_05.pdf   Here is one.   Regards,   Harold --- On Sun, 7/1/12, Brian and Sue Deveson wrote: From: Brian and Sue Deveson Subject: Re: KR> Structural Analysis To: "KRnet" List-Post: krnet@list.krnet.org Date: Sunday, July 1, 2012, 7:07 AM Hi guys, So wi

KR> KR2S for sale/Calling it a Motorglider

2011-02-20 Thread Harold Wagenknecht
You cannot just call it a Motorglider as tempting as it might be there is a definition out there regarding what qualifies... the more stringent being "the maximum weight to wing span squared can not exceed 3.0 kg/m2 (0.62 lb./ft2)". All details are outlined in Advisory Circular 21.17-2A. No

KR> Exhaust for the trigear

2008-10-12 Thread Harold Wagenknecht
The 4 in 1 exhaust system from Great Plains works if the exhaust flange on cylinder 2/4 are moved (i.e. straight pipe section cut off) by about 3 inches. I use the Great Plains tri-gear engine mount. In addition, my engine is moved forward via spacers by about 2 inches as well. Harold Scot

KR> Off subject - air compressor

2008-10-12 Thread Harold Wagenknecht
I sell compressed air systems for a living and there is only one way to get rid of water, which is installing a compressed air dryer. It works like a refrigerator as it cools the air down to 38 degrees and vapor turns into condensate (water) and is removed. Now the air has to cool down to 38 bef

KR> KR structural analysis

2008-10-12 Thread Harold Wagenknecht
Yes, there were quite a few analysis done on the KR and references and part excerpts can be found in the KR newsletter. I also know that the plans in the past have been slightly updated to reflect the "weak" points (as found in the analysis) in the design, which were a reinforced web structure a