Search results

  1. M

    A proposal for using ultrasonic wave bird flock repellents in aircraft

    thank you very much audioguru and hero999  :D (that's a lot of help) ahhh.. so those are the reasons why such thing don't exist (it is not feasible to use that technique). well.. I also have this one idea- (I have not yet made some researches) it is about "easy file sharing"- copying of files...
  2. M

    A proposal for using ultrasonic wave bird flock repellents in aircraft

          The number of aircraft accidents involving birds are too alarming that's why I have come to an idea to use ultrasonic waves to repel them so that the incident of planes being hit by a flock of bird will not happen. I have done researches about this, but I found out that bird repellents...
  3. M

    How can i use a common cathode 7segment as a common anode 7segment display

    ??? i have purchased a wrong 7segment part no. i have bought els411 instead of els422. the nearest electronics store is a 2.5hours trip from my province and i can't afford to travel that far to purchase a common anode led display. i am currently working on my project using 7447. could i still...
Top