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Recent content by pbeie

  1. P

    braille reader with speakjet

    Hi,am planning to make a braille readers but where can i get these very senstive push buttons ? NKK site doesnot have any push buttons of that small 1.4mm approximately braille dot size. Can anyone help me ? thanks in advance .
  2. P

    How to make a robot which can read Braille ?

    hi am planning to make a braille readers but where can i get these very senstive push buttons ? NKK site doesnot have any push buttons of that small 1.4mm approximately braille dot size. Can anyone help me ? thanks in advance .
  3. P

    How to charge up a laptop using witricity?

    Re: witricity Ya,its usable with all the fundamentals... Am pursuing my bachelor degree in Instrumentation stream.:) -pb
  4. P

    How to charge up a laptop using witricity?

    Re: witricity thanks karesz.. -pb
  5. P

    How to charge up a laptop using witricity?

    Re: witricity any suggestions? i cant learn german now right to read that pdf....
  6. P

    How to charge up a laptop using witricity?

    Re: witricity Am actually inducing current in a copper coil and transfer current in the form of magnetic field from one coil to another with is in resonance with each other. firstly convert current to magnetic field using coils then this magnetic field to current for my laptop. magnetic field...
  7. P

    How to charge up a laptop using witricity?

    Re: witricity primary n secondary coil are 6 cm away...am actually transfering power by creating self resonant circuit. pb
  8. P

    How to charge up a laptop using witricity?

    hi, how can i charge up my laptop using witricity, help me with what all calculations i should start of with? Initially i have planned to light up an LED using this power transfer but am not able to...... I took 25swg 50 turns 6mm diameter primary and secondary coil connected to 0.05µF...
  9. P

    Detecting if subject is asleep without contact

    Re: planning a project! okay thanks brain...
  10. P

    Detecting if subject is asleep without contact

    Re: planning a project! Mr.brain i have corrected my text.... now decide whether these people really need to keep another edaboard or not...
  11. P

    Detecting if subject is asleep without contact

    planning a project! Can anyone suggest me,from where should i start from as am trying to prepare a setup to detect alpha rays level in your body and instantly turn off ur system or ipod or television.. The idea occured to me when i want to listen to music,watch television until i fell asleep!

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