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Drones

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  • R Offline
    R Offline
    Rob Philpott
    wrote on last edited by
    #1

    So does anyone here own a quadcopter or hexicopter - a 'drone'? My hexicopter frame arrived this morning, so all I need to do now is add motors, motor controllers, RC stuff, batteries and write some software for the Arduino Mega board I've got for it. I've already got the GPS module and ultrasonic ground detector. All good classic nerd stuff. But I do have a concern in my head, what if I lose control and it takes out a 747, or falls out the sky and kills a badger or something? Not helped by an article in today's paper about the first prosecution going through the UK courts. There's also this: http://droneflight.co.uk/pages/summary-of-uk-legal-requirements[^] So a risk evaluation is in order. Whichever way you cut it, 6 350W bladed motors hurtling around on the whim of some half-arsed coding could have consequences. I don't want to end up in Court charged with not writing unit tests. Alternatively perhaps I should throw caution to the wind, ignore the nanny state and make something cool. Thoughts/experiences welcome.

    Regards, Rob Philpott.

    OriginalGriffO D G L G 12 Replies Last reply
    0
    • R Rob Philpott

      So does anyone here own a quadcopter or hexicopter - a 'drone'? My hexicopter frame arrived this morning, so all I need to do now is add motors, motor controllers, RC stuff, batteries and write some software for the Arduino Mega board I've got for it. I've already got the GPS module and ultrasonic ground detector. All good classic nerd stuff. But I do have a concern in my head, what if I lose control and it takes out a 747, or falls out the sky and kills a badger or something? Not helped by an article in today's paper about the first prosecution going through the UK courts. There's also this: http://droneflight.co.uk/pages/summary-of-uk-legal-requirements[^] So a risk evaluation is in order. Whichever way you cut it, 6 350W bladed motors hurtling around on the whim of some half-arsed coding could have consequences. I don't want to end up in Court charged with not writing unit tests. Alternatively perhaps I should throw caution to the wind, ignore the nanny state and make something cool. Thoughts/experiences welcome.

      Regards, Rob Philpott.

      OriginalGriffO Offline
      OriginalGriffO Offline
      OriginalGriff
      wrote on last edited by
      #2

      Write the code in VB - nobody expects you to test that at all... :laugh:

      Bad command or file name. Bad, bad command! Sit! Stay! Staaaay...

      "I have no idea what I did, but I'm taking full credit for it." - ThisOldTony
      "Common sense is so rare these days, it should be classified as a super power" - Random T-shirt

      1 Reply Last reply
      0
      • R Rob Philpott

        So does anyone here own a quadcopter or hexicopter - a 'drone'? My hexicopter frame arrived this morning, so all I need to do now is add motors, motor controllers, RC stuff, batteries and write some software for the Arduino Mega board I've got for it. I've already got the GPS module and ultrasonic ground detector. All good classic nerd stuff. But I do have a concern in my head, what if I lose control and it takes out a 747, or falls out the sky and kills a badger or something? Not helped by an article in today's paper about the first prosecution going through the UK courts. There's also this: http://droneflight.co.uk/pages/summary-of-uk-legal-requirements[^] So a risk evaluation is in order. Whichever way you cut it, 6 350W bladed motors hurtling around on the whim of some half-arsed coding could have consequences. I don't want to end up in Court charged with not writing unit tests. Alternatively perhaps I should throw caution to the wind, ignore the nanny state and make something cool. Thoughts/experiences welcome.

        Regards, Rob Philpott.

        D Offline
        D Offline
        DaveAuld
        wrote on last edited by
        #3

        Yep, Got an X-Aircraft X650, (First big crash video: here[^]) You can get RC aircraft liability insurance via some of the flying clubs. It is recommended if you are planning to fly in public areas. Flying in a field or park with nobody around or lightly populated areas, don't see the point. You aren't going to get high enough to worry planes. You could always program a ceiling limit or a loss of comms fly back to home.

        Dave Find Me On:Web|Facebook|Twitter|LinkedIn Folding Stats: Team CodeProject

        L R 2 Replies Last reply
        0
        • R Rob Philpott

          So does anyone here own a quadcopter or hexicopter - a 'drone'? My hexicopter frame arrived this morning, so all I need to do now is add motors, motor controllers, RC stuff, batteries and write some software for the Arduino Mega board I've got for it. I've already got the GPS module and ultrasonic ground detector. All good classic nerd stuff. But I do have a concern in my head, what if I lose control and it takes out a 747, or falls out the sky and kills a badger or something? Not helped by an article in today's paper about the first prosecution going through the UK courts. There's also this: http://droneflight.co.uk/pages/summary-of-uk-legal-requirements[^] So a risk evaluation is in order. Whichever way you cut it, 6 350W bladed motors hurtling around on the whim of some half-arsed coding could have consequences. I don't want to end up in Court charged with not writing unit tests. Alternatively perhaps I should throw caution to the wind, ignore the nanny state and make something cool. Thoughts/experiences welcome.

          Regards, Rob Philpott.

          G Offline
          G Offline
          glennPattonWork3
          wrote on last edited by
          #4

          Sounds cool, but my question is what have you got it for... (I know I suffer from the cool I want to play with one of those syndrome, but I always have an idea of a use it can be put to). If you live near an airport or airfield be very careful, if not try to avoid heavily built up areas. As Griff says avoid VB like the plague! go and build something cool.

          R 1 Reply Last reply
          0
          • D DaveAuld

            Yep, Got an X-Aircraft X650, (First big crash video: here[^]) You can get RC aircraft liability insurance via some of the flying clubs. It is recommended if you are planning to fly in public areas. Flying in a field or park with nobody around or lightly populated areas, don't see the point. You aren't going to get high enough to worry planes. You could always program a ceiling limit or a loss of comms fly back to home.

            Dave Find Me On:Web|Facebook|Twitter|LinkedIn Folding Stats: Team CodeProject

            L Offline
            L Offline
            Lost User
            wrote on last edited by
            #5

            DaveAuld wrote:

            Flying in a field or park with nobody around or lightly populated areas, don't see the point. You aren't going to get high enough to worry planes.

            That may be true however I wouldn't skip insurance. e.g. I haven't had an accident in 10+ years so why bother paying for car insurance?

            D 1 Reply Last reply
            0
            • R Rob Philpott

              So does anyone here own a quadcopter or hexicopter - a 'drone'? My hexicopter frame arrived this morning, so all I need to do now is add motors, motor controllers, RC stuff, batteries and write some software for the Arduino Mega board I've got for it. I've already got the GPS module and ultrasonic ground detector. All good classic nerd stuff. But I do have a concern in my head, what if I lose control and it takes out a 747, or falls out the sky and kills a badger or something? Not helped by an article in today's paper about the first prosecution going through the UK courts. There's also this: http://droneflight.co.uk/pages/summary-of-uk-legal-requirements[^] So a risk evaluation is in order. Whichever way you cut it, 6 350W bladed motors hurtling around on the whim of some half-arsed coding could have consequences. I don't want to end up in Court charged with not writing unit tests. Alternatively perhaps I should throw caution to the wind, ignore the nanny state and make something cool. Thoughts/experiences welcome.

              Regards, Rob Philpott.

              L Offline
              L Offline
              Lost User
              wrote on last edited by
              #6

              Sounds entirely too dangerous to the community and puts you at severe financial and criminal risk. Stop! Stop immediately. Just so you're not tempted to continue, feel free to send all the parts to me for safe keeping: Mike Mullikin 123 Main St. Metropolis USA

              Government is not reason; it is not eloquent; it is force. Like fire, it is a dangerous servant and a fearful master. ~ George Washington

              1 Reply Last reply
              0
              • R Rob Philpott

                So does anyone here own a quadcopter or hexicopter - a 'drone'? My hexicopter frame arrived this morning, so all I need to do now is add motors, motor controllers, RC stuff, batteries and write some software for the Arduino Mega board I've got for it. I've already got the GPS module and ultrasonic ground detector. All good classic nerd stuff. But I do have a concern in my head, what if I lose control and it takes out a 747, or falls out the sky and kills a badger or something? Not helped by an article in today's paper about the first prosecution going through the UK courts. There's also this: http://droneflight.co.uk/pages/summary-of-uk-legal-requirements[^] So a risk evaluation is in order. Whichever way you cut it, 6 350W bladed motors hurtling around on the whim of some half-arsed coding could have consequences. I don't want to end up in Court charged with not writing unit tests. Alternatively perhaps I should throw caution to the wind, ignore the nanny state and make something cool. Thoughts/experiences welcome.

                Regards, Rob Philpott.

                G Offline
                G Offline
                Garth J Lancaster
                wrote on last edited by
                #7

                Rob Philpott wrote:

                for the Arduino Mega board I've got for it

                what do you use that for ?

                R 1 Reply Last reply
                0
                • G glennPattonWork3

                  Sounds cool, but my question is what have you got it for... (I know I suffer from the cool I want to play with one of those syndrome, but I always have an idea of a use it can be put to). If you live near an airport or airfield be very careful, if not try to avoid heavily built up areas. As Griff says avoid VB like the plague! go and build something cool.

                  R Offline
                  R Offline
                  Rob Philpott
                  wrote on last edited by
                  #8

                  Gatwick, Biggin Hill. Shouldn't be a problem. Why? Because a computer controlled flying thing is awesome. I'd dearly love to ditch the radio control and have it fully autonomous. Also, the more mischievous side of me would like to put weird lighting all over it and make people think the aliens have arrived.

                  Regards, Rob Philpott.

                  G P enhzflepE 3 Replies Last reply
                  0
                  • L Lost User

                    DaveAuld wrote:

                    Flying in a field or park with nobody around or lightly populated areas, don't see the point. You aren't going to get high enough to worry planes.

                    That may be true however I wouldn't skip insurance. e.g. I haven't had an accident in 10+ years so why bother paying for car insurance?

                    D Offline
                    D Offline
                    DaveAuld
                    wrote on last edited by
                    #9

                    That is different. For one Car insurance is a legal requirement.

                    Dave Find Me On:Web|Facebook|Twitter|LinkedIn Folding Stats: Team CodeProject

                    L S 2 Replies Last reply
                    0
                    • R Rob Philpott

                      Gatwick, Biggin Hill. Shouldn't be a problem. Why? Because a computer controlled flying thing is awesome. I'd dearly love to ditch the radio control and have it fully autonomous. Also, the more mischievous side of me would like to put weird lighting all over it and make people think the aliens have arrived.

                      Regards, Rob Philpott.

                      G Offline
                      G Offline
                      glennPattonWork3
                      wrote on last edited by
                      #10

                      I must admit the thought of something flying around that I had coded fully autonomously is cool... also put a paint ball gun on and straff the locals... Hmmmm... :-D

                      1 Reply Last reply
                      0
                      • R Rob Philpott

                        So does anyone here own a quadcopter or hexicopter - a 'drone'? My hexicopter frame arrived this morning, so all I need to do now is add motors, motor controllers, RC stuff, batteries and write some software for the Arduino Mega board I've got for it. I've already got the GPS module and ultrasonic ground detector. All good classic nerd stuff. But I do have a concern in my head, what if I lose control and it takes out a 747, or falls out the sky and kills a badger or something? Not helped by an article in today's paper about the first prosecution going through the UK courts. There's also this: http://droneflight.co.uk/pages/summary-of-uk-legal-requirements[^] So a risk evaluation is in order. Whichever way you cut it, 6 350W bladed motors hurtling around on the whim of some half-arsed coding could have consequences. I don't want to end up in Court charged with not writing unit tests. Alternatively perhaps I should throw caution to the wind, ignore the nanny state and make something cool. Thoughts/experiences welcome.

                        Regards, Rob Philpott.

                        N Offline
                        N Offline
                        NormDroid
                        wrote on last edited by
                        #11

                        6 350W bladed motors hurtling around That's a mighty big chopper you have there.

                        Web | News | LinkedIn

                        R 1 Reply Last reply
                        0
                        • G Garth J Lancaster

                          Rob Philpott wrote:

                          for the Arduino Mega board I've got for it

                          what do you use that for ?

                          R Offline
                          R Offline
                          Rob Philpott
                          wrote on last edited by
                          #12

                          Ah well, that's the 'flight computer' it takes PCM data from the remote receiver, GPS data from the GPS, distance data from the ultrasonics, inertial data from the 'IMU' (tilt, acceleration and rotation) and continually in real time sends out 6 control signals to the motors. I haven't figured the logic out yet. 3 motors spin one way, the other 3 the other. Slow one set and the thing rotates, increase the one's at the back and it tilts and moves forward, overall power takes you up and down. These are my *assumptions* - hence the danger of low altitude decapitation until I get my coefficients correct.

                          Regards, Rob Philpott.

                          G 1 Reply Last reply
                          0
                          • N NormDroid

                            6 350W bladed motors hurtling around That's a mighty big chopper you have there.

                            Web | News | LinkedIn

                            R Offline
                            R Offline
                            Rob Philpott
                            wrote on last edited by
                            #13

                            Why thank you very much. It's designed for heavy loads.

                            Regards, Rob Philpott.

                            OriginalGriffO 1 Reply Last reply
                            0
                            • R Rob Philpott

                              Why thank you very much. It's designed for heavy loads.

                              Regards, Rob Philpott.

                              OriginalGriffO Offline
                              OriginalGriffO Offline
                              OriginalGriff
                              wrote on last edited by
                              #14

                              Rob Philpott wrote:

                              It's designed for heavy loads.

                              Like the batteries it's gonna have to carry? :omg:

                              Bad command or file name. Bad, bad command! Sit! Stay! Staaaay...

                              "I have no idea what I did, but I'm taking full credit for it." - ThisOldTony
                              "Common sense is so rare these days, it should be classified as a super power" - Random T-shirt

                              R 1 Reply Last reply
                              0
                              • D DaveAuld

                                Yep, Got an X-Aircraft X650, (First big crash video: here[^]) You can get RC aircraft liability insurance via some of the flying clubs. It is recommended if you are planning to fly in public areas. Flying in a field or park with nobody around or lightly populated areas, don't see the point. You aren't going to get high enough to worry planes. You could always program a ceiling limit or a loss of comms fly back to home.

                                Dave Find Me On:Web|Facebook|Twitter|LinkedIn Folding Stats: Team CodeProject

                                R Offline
                                R Offline
                                Rob Philpott
                                wrote on last edited by
                                #15

                                Well that's my thinking, in a remote area the chances of actually hitting anything are slim. Video will have to wait to tonight - no youtube here :( Indeed, fly home and height limiting are in the brief, but what if the board crashes? Need to check the specs but I think the PCM signals are hardware generated and hence there's a danger of the instantaneous power becoming a continuous power and dreadful things happening.

                                Regards, Rob Philpott.

                                P enhzflepE P 3 Replies Last reply
                                0
                                • R Rob Philpott

                                  Ah well, that's the 'flight computer' it takes PCM data from the remote receiver, GPS data from the GPS, distance data from the ultrasonics, inertial data from the 'IMU' (tilt, acceleration and rotation) and continually in real time sends out 6 control signals to the motors. I haven't figured the logic out yet. 3 motors spin one way, the other 3 the other. Slow one set and the thing rotates, increase the one's at the back and it tilts and moves forward, overall power takes you up and down. These are my *assumptions* - hence the danger of low altitude decapitation until I get my coefficients correct.

                                  Regards, Rob Philpott.

                                  G Offline
                                  G Offline
                                  Garth J Lancaster
                                  wrote on last edited by
                                  #16

                                  :cool: I guess with all of that you need a flight computer - I remember the days of 1 motor and a few servos (planes), primitive by comparison but fun all the same have fun Rob 'g'

                                  1 Reply Last reply
                                  0
                                  • OriginalGriffO OriginalGriff

                                    Rob Philpott wrote:

                                    It's designed for heavy loads.

                                    Like the batteries it's gonna have to carry? :omg:

                                    Bad command or file name. Bad, bad command! Sit! Stay! Staaaay...

                                    R Offline
                                    R Offline
                                    Rob Philpott
                                    wrote on last edited by
                                    #17

                                    Yes, that as well. Ah, the lithium polymer. People bang on about how Apple 'invented' the smartphone but the enablers were low power CPUs and a new generation of battery, really. Actually I read somewhere that a LiPo volume for volume can contain about 1/4 of the energy of petrol. That's pretty cool. They also enable the rather wonderful e-cigarette too which could, if they let it, save millions of lives.

                                    Regards, Rob Philpott.

                                    OriginalGriffO 1 Reply Last reply
                                    0
                                    • R Rob Philpott

                                      So does anyone here own a quadcopter or hexicopter - a 'drone'? My hexicopter frame arrived this morning, so all I need to do now is add motors, motor controllers, RC stuff, batteries and write some software for the Arduino Mega board I've got for it. I've already got the GPS module and ultrasonic ground detector. All good classic nerd stuff. But I do have a concern in my head, what if I lose control and it takes out a 747, or falls out the sky and kills a badger or something? Not helped by an article in today's paper about the first prosecution going through the UK courts. There's also this: http://droneflight.co.uk/pages/summary-of-uk-legal-requirements[^] So a risk evaluation is in order. Whichever way you cut it, 6 350W bladed motors hurtling around on the whim of some half-arsed coding could have consequences. I don't want to end up in Court charged with not writing unit tests. Alternatively perhaps I should throw caution to the wind, ignore the nanny state and make something cool. Thoughts/experiences welcome.

                                      Regards, Rob Philpott.

                                      G Offline
                                      G Offline
                                      GenJerDan
                                      wrote on last edited by
                                      #18

                                      Simplest solution is to attach a label of some sort - "If found, please return to "

                                      We won't sit down. We won't shut up. We won't go quietly away. YouTube and My Mu[sic], Films and Windows Programs, etc.

                                      OriginalGriffO 1 Reply Last reply
                                      0
                                      • G GenJerDan

                                        Simplest solution is to attach a label of some sort - "If found, please return to "

                                        We won't sit down. We won't shut up. We won't go quietly away. YouTube and My Mu[sic], Films and Windows Programs, etc.

                                        OriginalGriffO Offline
                                        OriginalGriffO Offline
                                        OriginalGriff
                                        wrote on last edited by
                                        #19

                                        And on the other side "If decapitated, please return to " with a different address.

                                        Bad command or file name. Bad, bad command! Sit! Stay! Staaaay...

                                        "I have no idea what I did, but I'm taking full credit for it." - ThisOldTony
                                        "Common sense is so rare these days, it should be classified as a super power" - Random T-shirt

                                        G 1 Reply Last reply
                                        0
                                        • R Rob Philpott

                                          Yes, that as well. Ah, the lithium polymer. People bang on about how Apple 'invented' the smartphone but the enablers were low power CPUs and a new generation of battery, really. Actually I read somewhere that a LiPo volume for volume can contain about 1/4 of the energy of petrol. That's pretty cool. They also enable the rather wonderful e-cigarette too which could, if they let it, save millions of lives.

                                          Regards, Rob Philpott.

                                          OriginalGriffO Offline
                                          OriginalGriffO Offline
                                          OriginalGriff
                                          wrote on last edited by
                                          #20

                                          Rob Philpott wrote:

                                          They also enable the rather wonderful e-cigarette too which could, if they let it, save millions of lives make billions of dollars a year for the tobacco companies.

                                          http://www.drugfree.org/join-together/tobacco-companies-move-into-e-cigarette-business/[^]

                                          Bad command or file name. Bad, bad command! Sit! Stay! Staaaay...

                                          "I have no idea what I did, but I'm taking full credit for it." - ThisOldTony
                                          "Common sense is so rare these days, it should be classified as a super power" - Random T-shirt

                                          R M 2 Replies Last reply
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