Europa-List Digest Archive

Mon 07/21/03


Total Messages Posted: 16



Today's Message Index:
----------------------
 
     1. 04:22 AM - Re: Landing Radar? (irampil@notes.cc.sunysb.edu)
     2. 08:13 AM - Re: Landing Radar? (Trems)
     3. 09:02 AM - Re: aileron mass balance (David Glauser)
     4. 01:35 PM - Re: aileron mass balance (Carl & Dot)
     5. 01:40 PM - Re: aileron mass balance (Carl & Dot)
     6. 02:17 PM - Re: aileron mass balance (Mark Burton)
     7. 03:20 PM - : Landing Radar? (Graham Singleton)
     8. 03:20 PM - : Landing Radar? (Graham Singleton)
     9. 03:24 PM - Re: aileron mass balance (Tim Ward)
    10. 03:28 PM - Re: aileron mass balance (Carl & Dot)
    11. 07:36 PM - Re: : Landing Radar? (Fergus Kyle)
    12. 08:08 PM - New Tailwheel Ply inserts (tonyrenshaw@optusnet.com.au)
    13. 08:56 PM - Re: Re: Landing Radar? (tonyrenshaw@optusnet.com.au)
    14. 08:58 PM - Re: Re: Landing Radar? (tonyrenshaw@optusnet.com.au)
    15. 09:55 PM - Re: Landing Radar? (Tony S. Krzyzewski)
    16. 09:59 PM - Inspection hole covers (Tony S. Krzyzewski)
 
 
 


Message 1


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    Time: 04:22:04 AM PST US
    From: irampil@notes.cc.sunysb.edu
    Subject: Re: Landing Radar?
    07/21/2003 07:21:28 AM --> Europa-List message posted by: irampil@notes.cc.sunysb.edu Speaking from no direct experience, I think a ground sensor is a reasonable and inexpensive gizmo. I would however be fairly surprised if the (typically) 40kHz sonar system worked in the aircraft environment due to inherent vibrations of the airframe making the signal to noise ratio too small to use. Actual radar is relatively expensive (I have looked into automatic door radar sensors). The alternative is one I have been playing with a bit - an infrared optical detector. If it works, I'll let you know. Ira N224XS in paint shop


    Message 2


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    Time: 08:13:09 AM PST US
    From: "Trems" <Tremsx2@lvcm.com>
    Subject: Re: Landing Radar?
    --> Europa-List message posted by: "Trems" <Tremsx2@lvcm.com> Has anyone tried the sensor that is on the back bumper of a lot of SUV's. Just a thought. ----- Original Message ----- From: <irampil@notes.cc.sunysb.edu> Subject: Re: Europa-List: Landing Radar? > --> Europa-List message posted by: irampil@notes.cc.sunysb.edu > > > Speaking from no direct experience, I think a ground sensor is a reasonable > and inexpensive gizmo. I would however be fairly surprised if the > (typically) 40kHz > sonar system worked in the aircraft environment due to inherent vibrations > of the > airframe making the signal to noise ratio too small to use. Actual radar > is relatively > expensive (I have looked into automatic door radar sensors). The > alternative is one > I have been playing with a bit - an infrared optical detector. If it works, > I'll let you know. > > Ira N224XS in paint shop > >


    Message 3


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    Time: 09:02:34 AM PST US
    Subject: aileron mass balance
    From: "David Glauser" <david.glauser@xpsystems.com>
    --> Europa-List message posted by: "David Glauser" <david.glauser@xpsystems.com> I found that an open "cheese grater" type rasp such as a Stanley Sureform works wonderfully at removing the lead, and won't clog. dg -----Original Message----- From: kbcarpenter@comcast.net [mailto:kbcarpenter@comcast.net] Subject: Re: Europa-List: aileron mass balance --> Europa-List message posted by: <kbcarpenter@comcast.net> I took out about half the lead...not easy to remove with a drill. I ended up using a rotary file. Ken Carpenter N9XS


    Message 4


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    Time: 01:35:09 PM PST US
    From: "Carl & Dot" <carl_p@ntlworld.com>
    Subject: Re: aileron mass balance
    --> Europa-List message posted by: "Carl & Dot" <carl_p@ntlworld.com> Dont make the mistake we made of trying to balance the ailerons upside down (ie: with the hinges at the bottom). They must be done in the same orientation as though they were fitted to the wings (ie: with the hinges at the top). We ended up drilling away most of the lead only to have to put it nearly all back when we realised our mistake. For some reason upside down requires a totally different balance to correct way up, we cant really think why (but it does). Anyway. we concluded that very little lead needs to be removed when you do things correctly. If you are not sure how to set up the balance, have a chat with Neville at the factory. Carl & Dot Pattinson G-LABS ----- Original Message ----- From: "paul stewart" <paul-d.stewart@virgin.net> Subject: Europa-List: aileron mass balance > --> Europa-List message posted by: "paul stewart" <paul-d.stewart@virgin.net> > > Can anyone give a rough estimate of what proportion of the lead ends up being removed to balance the ailerons? > > Regards > > Paul Stewart #432 > >


    Message 5


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    Time: 01:40:20 PM PST US
    From: "Carl & Dot" <carl_p@ntlworld.com>
    Subject: Re: aileron mass balance
    --> Europa-List message posted by: "Carl & Dot" <carl_p@ntlworld.com> PS: Keep the drill cutter WELL lubricated and work your way up from a small drill size using correct drilling speed - not too fast. Keep the lead ends well clamped. If the drill bites into the lead the drill will probably stall and it is almost impossible to remove without snapping the bit. ----- Original Message ----- From: "paul stewart" <paul-d.stewart@virgin.net> Subject: Europa-List: aileron mass balance > --> Europa-List message posted by: "paul stewart" <paul-d.stewart@virgin.net> > > Can anyone give a rough estimate of what proportion of the lead ends up being removed to balance the ailerons? > > Regards > > Paul Stewart #432 > >


    Message 6


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    Time: 02:17:17 PM PST US
    Subject: Re: aileron mass balance
    From: Mark Burton <markb@ordern.com>
    --> Europa-List message posted by: Mark Burton <markb@ordern.com> > Dont make the mistake we made of trying to balance the ailerons upside down > (ie: with the hinges at the bottom). They must be done in the same > orientation as though they were fitted to the wings (ie: with the hinges at > the top). Umm, on my Europa the aileron hinge is on the bottom surface. Don't tell me I have been flying with my wings upside down all these years! Cheers, Mark


    Message 7


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    Time: 03:20:01 PM PST US
    From: Graham Singleton <graham@gflight.f9.co.uk>
    Subject: : Landing Radar?
    --> Europa-List message posted by: Graham Singleton <graham@gflight.f9.co.uk> At 23:56 20/07/2003 -0700, you wrote: >After a few landings I think you'll find two eyes are just as effective >at judging the flareout height! Tony Not if the eyes are old and dim and the brain a bit slow! Takes longer to learn but don't forget, there's no substitute for experience. Graham sorry to hear the engine went sick, hope its not serious ---


    Message 8


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    Time: 03:20:01 PM PST US
    From: Graham Singleton <graham@gflight.f9.co.uk>
    Subject: : Landing Radar?
    --> Europa-List message posted by: Graham Singleton <graham@gflight.f9.co.uk> At 23:56 20/07/2003 -0700, you wrote: >--> Europa-List message posted by: "Fergus Kyle" <VE3LVO@rac.ca> > >Cheers, > I have been blessed to acquire an idea from Graham Clarke of >Edinburgh, whose inquisitive mind came up with (among many other things) a >'landing Radar'. Ferg Graham also came up with a more agricultural, but no doubt equally effective device which he called his "Whtie Stick"!?! This was a long (5ft) stick that dropped down with the landing gear and trailed on the ground. Inboard end was attached to a potentiometer, so rotation of the pot it would register height above ground in the same range, audio bleeps as in glider variometers which are very easy to learn to use, It too might save the cost of a few Warp Drive blades? A friend broke a couple at the rally at Kemble. Hearing the story made me wonder if the tailplane deflection was adequate. I always recommend 13 degrees of up elevator and insist that stick is hard back on landing. When the speed drops to 20 knots the rudder won't help any more and it's important the tailplane (all that's holding the tail down ) isn't still lifting instead of pushing down. Remember that on the ground tailplane angle of attack is reduced by the amount of the ground attitude of the fuselage. the other Graham, (sorry to be boring again) pity he has left us due to medical and age reasons, a very bright mind. ---


    Message 9


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    Time: 03:24:35 PM PST US
    From: Tim Ward <ward.t@xtra.co.nz>
    Subject: Re: aileron mass balance
    --> Europa-List message posted by: Tim Ward <ward.t@xtra.co.nz> Umm, on my Europa the aileron hinge is on the bottom surface. Don't tell me I have built my ailerons upside down and haven't flown yet!!! Cheers, Tim Mark Burton wrote: > --> Europa-List message posted by: Mark Burton <markb@ordern.com> > > > Dont make the mistake we made of trying to balance the ailerons upside down > > (ie: with the hinges at the bottom). They must be done in the same > > orientation as though they were fitted to the wings (ie: with the hinges at > > the top). > > Umm, on my Europa the aileron hinge is on the bottom surface. Don't > tell me I have been flying with my wings upside down all these years! > > Cheers, > > Mark > -- Timothy P Ward 12 Waiwetu Street, Fendalton, Christchurch, NEW ZEALAND Ph. 0064 3 3515166 email ward.t@xtra.co.nz Mobile 025 2649325


    Message 10


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    Time: 03:28:28 PM PST US
    From: "Carl & Dot" <carl_p@ntlworld.com>
    Subject: Re: aileron mass balance
    --> Europa-List message posted by: "Carl & Dot" <carl_p@ntlworld.com> Yup !!! Wings must be on upside down or brain not working. Hinges are on the bottom, not the top. To put it more simply balance the ailerons the correct way up (whichever way up that REALLY is on your aircraft). Thanks for spotting the NOT deliberate mistake. ----- Original Message ----- From: "Mark Burton" <markb@ordern.com> Subject: Re: Europa-List: aileron mass balance > --> Europa-List message posted by: Mark Burton <markb@ordern.com> > > > > Dont make the mistake we made of trying to balance the ailerons upside down > > (ie: with the hinges at the bottom). They must be done in the same > > orientation as though they were fitted to the wings (ie: with the hinges at > > the top). > > Umm, on my Europa the aileron hinge is on the bottom surface. Don't > tell me I have been flying with my wings upside down all these years! > > Cheers, > > Mark > >


    Message 11


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    Time: 07:36:54 PM PST US
    From: "Fergus Kyle" <VE3LVO@rac.ca>
    Subject: Re: : Landing Radar?
    --> Europa-List message posted by: "Fergus Kyle" <VE3LVO@rac.ca> ----- Original Message ----- From: "Graham Singleton" <graham@gflight.f9.co.uk> Subject: Europa-List: : Landing Radar? | --> Europa-List message posted by: Graham Singleton <graham@gflight.f9.co.uk> | | At 23:56 20/07/2003 -0700, you wrote: | >--> Europa-List message posted by: "Fergus Kyle" <VE3LVO@rac.ca> | > | >Cheers, | > I have been blessed to acquire an idea from Graham Clarke of | >Edinburgh, whose inquisitive mind came up with (among many other things) a | >'landing Radar'. | | Ferg | Graham also came up with a more agricultural, but no doubt equally | effective device which he called his "Whtie Stick"!?! | This was a long (5ft) stick that dropped down with the landing gear and | trailed on the ground. Inboard end was attached to a potentiometer, so | rotation of the pot it would register height above ground in the same | range, audio bleeps as in glider variometers which are very easy to learn | to use, | It too might save the cost of a few Warp Drive blades? A friend broke a | couple at the rally at Kemble. Hearing the story made me wonder if the | tailplane deflection was adequate. I always recommend 13 degrees of up | elevator and insist that stick is hard back on landing. When the speed | drops to 20 knots the rudder won't help any more and it's important the | tailplane (all that's holding the tail down ) isn't still lifting instead | of pushing down. Remember that on the ground tailplane angle of attack is | reduced by the amount of the ground attitude of the fuselage. | the other Graham, (sorry to be boring again) | pity he has left us due to medical and age reasons, a very bright mind. Well, yes, I heard of it - a kerb feeler....... He also enlightened me as to his webcam 'wheel-eye' - a webcam under the belly, looking at the mainwheel and the ground whizzing by. I'm thinking - I'm thinking. Ferg


    Message 12


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    Time: 08:08:51 PM PST US
    From: tonyrenshaw@optusnet.com.au
    Subject: New Tailwheel Ply inserts
    --> Europa-List message posted by: tonyrenshaw@optusnet.com.au gidday, Some time ago I recall advice regarding the replacement, or substitution of the ply inserts in the tailwheel setup due to compression forces squashing the ply. Is this true of the new tailwheel setup, and if so, any advice as to what is a better medium to use? No doubt a metal replacement would be possible, at the expense of time in ease of shaping, and weight. I don't actually know if this is a problem or not. Reg Tony Renshaw Sydney Australia


    Message 13


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    Time: 08:56:10 PM PST US
    From: tonyrenshaw@optusnet.com.au
    Subject: Re: Landing Radar?
    --> Europa-List message posted by: tonyrenshaw@optusnet.com.au Gidday Paul, I was wondering if you were off to Oshkosh?? I was reading Tony Consonants home page and was impressed with the idea of using a cheap domed inspection plate on the tail inspection access holes, with a steel spring that holds them in place. This alleviates the need to have any screws attaching the cover. He mentions they are only a couple of bucks each, so if you are going, and if you don't mind I was wondering if you could get me a couple? I would expect the easiest way to get them from you would be to ask you to drill off the steel spring and then simply post them in a normal envelope. http://www.kaon.co.nz/europa/272ab.html This is the link to what Tony has done, and if you have any further ideas, I'd really like to hear them. I am currently about to bond in place the brass bushes for the tailplane. It is level and square and I am pleased with the result. The worst part of where I have set it up is that I have to place the tailplane in position on each side and slide the torque tube into it, as I haven't got enough lateral room to fit the tailplanes due to the width of the garage at that point. Oh well, you can't have it all and it doesn't matter until I finally fit the larger pins for the last time. How are you going?? Reg Tony Renshaw > Paul McAllister <paul.mcallister@qia.net> wrote: > > --> Europa-List message posted by: "Paul McAllister" > <paul.mcallister@qia.net> > > Hi Tony, > > What's wrong with the 912? How many hours does it have on it ? > > Paul > > >[who is currently suffering plane withdrawal symptoms... ZK-UBD has > a > > sick 912 and ZK-TSK is in the paint shop] > > > > > > > _- ============================================================ ======= > === > _- ============================================================ ======= > === > _- ============================================================ ======= > === > _- ============================================================ ======= > ===


    Message 14


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    Time: 08:58:16 PM PST US
    From: tonyrenshaw@optusnet.com.au
    Subject: Re: Landing Radar?
    --> Europa-List message posted by: tonyrenshaw@optusnet.com.au Gidday Tony, I am thinking of copying the good idea you posted regarding the metal clips that hold your inspection covers in place on the rear fuse. I have asked Paul Mac to see if he is going to Oshkosh to see if he can post me the clips. Would you still recommend it as a suggestion, or have you moved on and came up with a different setup, since it was some time ago? Reg Tony Renshaw > Tony S. Krzyzewski <tonyk@kaon.co.nz> wrote: > > --> Europa-List message posted by: "Tony S. Krzyzewski" > <tonyk@kaon.co.nz> > > >>> For those who must acquire the skill to land a > tailwheeler properly, this item is a true find. No, I haven't used it > yet, but I KNOW it'll save many a bacon and several prop tips. I > consider it a vital adjunct to any new Driver, Airframe who wants > to > put rubber to the floor safely every time. > > After a few landings I think you'll find two eyes are just as > effective > at judging the flareout height! > > Tony > [who is currently suffering plane withdrawal symptoms... ZK-UBD has a > sick 912 and ZK-TSK is in the paint shop] > > > > > > > _- ============================================================ ======= > === > _- ============================================================ ======= > === > _- ============================================================ ======= > === > _- ============================================================ ======= > ===


    Message 15


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    Time: 09:55:41 PM PST US
    Subject: Landing Radar?
    From: "Tony S. Krzyzewski" <tonyk@kaon.co.nz>
    --> Europa-List message posted by: "Tony S. Krzyzewski" <tonyk@kaon.co.nz> >>>> What's wrong with the 912? How many hours does it have on it ? 294 hours. Corroded exhaust and a broken carb mount on the port side. It decided that it wouldn't start one morning and that's when we found the carb problem. The previous owner had taped the exhausts and that resulted in corrosion. The bits are on the way over and I should be airborne in a week or so. Of course it has to be absolutely perfect mid winter flying without a cloud in the sky right now... And it's been like that for several days!!! Tony


    Message 16


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    Time: 09:59:32 PM PST US
    Subject: Inspection hole covers
    From: "Tony S. Krzyzewski" <tonyk@kaon.co.nz>
    --> Europa-List message posted by: "Tony S. Krzyzewski" <tonyk@kaon.co.nz> Gidday Paul, >> I was wondering if you were off to Oshkosh?? I was reading Tony Consonants home page and was impressed with the idea of using a cheap domed inspection plate on the tail inspection access holes, with a steel spring that holds them in place. Read on. The clip in plates have been replaced with the original screwed plates as this is a structural area. You should not use clip in plates for the aft inspection holes. Tony




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