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Lindsay Todd

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Everything posted by Lindsay Todd

  1. Great thread, whilst i like most genres, this guy Richard Smith makes me wonder why i don't just have a bonfire with my guitars Linds
  2. Wing on Spit now pretty well back together, few little bits to do and then i can marry it back up to the fuz and start a few cosmetic improvements such as the wing fairings which were pitiful on the original model. Linds
  3. bit more work on the Kyosho Spit wing, most structural work done. new spar sections, ribs or parts of ribs, localized re-enforcement and a start to re sheeting, slowly making progress. Linds Edited By Lindsay Todd on 23/01/2021 14:20:56
  4. thought i would just add a further Spit update just to keep my own motivation going if nothing else. The fuz has now been put to one side and time to get stuck into the wing. The first job was to carefully remove the leading edge sheeting to see how much damage there actually was. I thought it might be bad but it was a bit of an ouch moment I like a challenge and i definately have one here. Time to assess and get some measurements done, there are lots of other splits and cracks, parts have clearly moved and the wing will need some major restoration and repair so its slowly as we go until the key elements are back together and i am confident about the key structural elements. All good fun. Linds
  5. nice to see you back Weasel, look foward to catching up with you at some time in the future take good care of yourself. Linds
  6. Very nice Tim, i like that a lot - great pics too. Linds
  7. Love the Pitts Graham, always been a favorite and on my list of must do another some time. Back to the Kyosho Spit 90, getting the fuz back together has certainly been a challenge, so much was shattered that almost all the front end needed replacing in the end so lots of measuring and templates have been required but have managed to get the fuz back together I have managed to use the engine mount box but getting the position correct has been an extensive measuring job and no doubt some minor adjustment of alignment and thrust lines might be necessary however the box is now mounted and the structure all reinforced. The fuselage will be glass cloth finish now for added strength but i need to work out the wing position, check incidence and then make new wing fairings as the originals were a real weak point in the original models looks as were way to small. I have taken a quick look at the wing and whilst one half is reasonable intact and at least seams to be ok the other half is not so good and obviously took the brunt of the impact, shattering most of the ribs, leading edge, retract mount and underside sheeting so some thorough assessment is required first then plan a way forward. It was never going to be a quick and easy fix but pleased with the progress so far. Linds   Edited By Lindsay Todd on 01/01/2021 22:30:20
  8. Finally made a start on the Kyosho Spit 90 repair, as the front end is completely shot first job was to try and piece together the remains of the former/s to make some templates. not great as most was matchwood but at least i managed to decipher one this has at least allowed me to identify the outside shape and some datum points in the fuselage so i can get a couple of lines marked that i know are square and good references for everything else. The structure will have to change internally with new reinforcement but a new front former has been made and spot fixed with cyno to set its position, from this i can now work backwards. I have also been able to re assemble the engine mount box and identify its position by piecing together part of the front former and overlaying this. the box can now be trimmed to fit the new front once the structure is secure so generally a good start. I need to work out the shape and fit of the front wing dowel fixing and former next then start keying everything together again. Typically its all about taking measurements and making templates at the moment rather than gluing bits together. Linds
  9. Very impressive, really good idea and beautifully done. Linds
  10. I have done some more work on this design and the plans are now complete, revised the tail to a more conventional V tail and set of cnc parts now cut so construction will start very soon. However one part of the design is yet to be fully resolved and that is the steering. I don't want to loose the 6 wheel layout but this has raised issue on how will it steer during taxiing and take off and landing. i have come up with a flexible wire that applies friction to the inside edges of the front wheels offering a type of brake steering, does anyone have any experience of this or am i down to a bit of experimentation? Linds long shot i know but if you don't ask
  11. ok Jeff, not a problem it seems there might be an issue with F3 although it seems we can work around it quite easily it looks like the 6mm square cut outs are on the wrong end and should be on the base of the former. Don't panic we can either cut 6mm notches in the end as these need to clear the lower edge longeron that needs to be glued to the lower inside edge of the fuselage or trim the longeron either side of the former as it will not impact strength unduly. Like wise with the top 6mm cut outs either and a short length of 6mm square to the top of the fuselage sides on the inside face such that they locate, only a short length would be necessary 25mm or so simply so we utilise the structure of simply glue some 3mm hard balsa and trim to square up the former, either option will be fine. The logeron above the wing chord does not extend past Former F3 simply buts against it as far as i recall as is cut away to form part of the wing structure top section and adds no effective strength behind the former and can be safely removed Linds
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