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BB

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Posts posted by BB

  1. My thoughts exactly Stefan. I would rather break a prop than an engine carrying low to mid torque in the RPM range on a heavy unexpected landing etc...

    I was once told that you couldn't 3D with a wooden prop - rubbish. You can.

    The props I use now are regulary sold in the UK for between 8.99 - 13.99. I buy x10 at a time from HK. I've yet to exhaust my current supply. I have had x2 ground strikes this season so far, x5 last season. I've x13 of my current stock of wooden prop for the airframe Im currently using Wot 4 23cc Zenoah with magneto. Eg, 4 seasons at £45.00 as opposed to the £63.00p I would have spent in the uk for the x7 broken so far, in 2 seasons.

    BB

    Edited By Basildon Biggles on 26/07/2011 21:14:11

    Edited By Basildon Biggles on 26/07/2011 21:33:03

  2. I use wooden Turnigy's 17 x 8 (incl 10 pec duty & carraige) from HK they work out at £4:30 (ea). I find them durable. I use 79 grm weight. You loose some RPM but the torque is almost the same as the 85 or 92 grm versions.
     
    I guess it largley depends on the airframe your flying aswell as the type of flying you are trying to achieve with said airframe.
     
    I have hit the dirt with my wooden props and with any prop damage to it is dependant on how hard the strike was.  I grounded yesturday at above tickover speed, the prop stopped dead.  But was ok, to my surprise.  At £4:30 ea I don't mind if they break. It has less impact on the engine.
     
    BB
     

    Edited By Basildon Biggles on 26/07/2011 19:49:49

  3. Some clubs fly off public and/or privated land.
    Is it a 'private' club, or Association flying off private or public land.
    Is your club or association BMFA affiliated. Or, affliated or not to another recorgnise national or semi-national non or recorgnised group.
     
    Polls can be a nightmare can't they. They can end up just pandering to the notebook database brigade etc
     
    Other Q's to ask.
     
    I.C.
    Electric.
    Petrol.
     
    Lipo
    Life
    NiMH

    Vintage (Post  ... ) yr
    Scale (ditto)
     
     
    Indoor.
    Peanut
    Scale
     
     
    The lists are endless ..... BB ever helpful

    Edited By Basildon Biggles on 26/07/2011 18:22:38

  4. Posted by Stephen Grigg on 23/07/2011 14:47:38:
    Hi Ross how do they mend a severed tendon?

    Tendons severed require 'micro surgery Stephen'. I know, I have undergone this type of surgery. Tendons are elastic bands in essence. They weaken with stretching, they tear with wear. They can be cut/severed. They are repaired using 'micro stitches'. Then the affected limb is placed in a cast for anything up to 3 months. Allowing the tendon the most time possible to knit and repair. Tendonds repaired are easily broken after surgery as the tendon being repaired is always under tension, such as in the fingers.
     
    The fingers contain positive & negative tendons, controlled by nerve impulse. Any damage to the digits requires great care along with a prolonged period of immobilisation to effect a positive repair.
     
    Many years ago I damaged my right hand and as a result required micro surgery. The result wasn't satisfactory, but, I have learned to live with it. Had the damage been worse, I wouldn't be able to enjoy this hobby. The micro surgery repaired some tendons, but not others, the result is in the pictures:
     





     
    Along with tendon damage a number of nerves were cut. But because of a time delay between A&E and plastic surgery certain nerve contacts were lost. As a result most of my right hand wasted away as can be seen. Nerves are important in a hand. As a result of the delay I lost all feeling between my index finger to my 'pinky' including the palm of my hand. I fly mode 2. So I have lost some dexterity, I also suffer constant 'pins & needles in my righthand. and it is weaker by more than 70 percent against my left hand.
     
    I never hand launch fellow modellers planes, because my brain to hand signal ain't so great and I'm more than likely to forget to let go. Resulting in a fine model aeroplane being thrown into the ground. But, I manage


    The short answer to your question is... With a lot of medical expertise and rest.

    BB
     
  5. I buddy flyers on the ff7 & a 6ex. There is a known and documented foible with the delay you mention between the two sets. Master to slave, apprx 2 seconds. Slave to master, instantaneous. I have in the past changed sets, but it makes no difference. Two 6ex's will behave the same, as will two ff7's. As will a 6ex & ff7 or ff7 & a 6ex.
     
    Hence it being important that the handover from Instructor to student is when the aircraft is flying straight and level. I always trim for a flat flight path, pull the switch lever wait a couple of seconds then call out 'Your Plane'. That way the student isn't aware of the delay. If anything happens meantime I know that I can have immediate control when the switch is let go.
     
    Great that your looking forwards to your next outing - Always a good sign
    Its a fantastic hobby

    BB


  6. Posted by Dorset flyer on 12/06/2011 00:02:30:
    That's Topper Harley!

    Edited By Basildon Biggles on 12/06/2011 06:47:49

    Edited By Basildon Biggles on 12/06/2011 06:48:33

    Edited By Basildon Biggles on 12/06/2011 06:49:27

  7. Well I couldn't resist any longer. Laser cut wood pack ordered today, along with accompanying DVD. I'll await it's arrival before even looking at a suitable engine. But, it will be the 65cc version !

    With the extra wood & materials (inc engine & servos) it should come in at around the £600-700 mark. I'll take my time on this to spread the cost I think.
     
    BB

     
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