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ANOTHER PROBLEM !!!!!!!

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  • ANOTHER PROBLEM !!!!!!!

    hi again

    I have just bin doing some work on my bot, i was moving the speedos and reciever, and when i tested it it was ok until i switched off and then it went crazy, instead of failsafing.

    What to do? Dont know if this would do anything but i have recently put on some steel for armour.

    Thanks again

    alex

  • #2
    ANOTHER PROBLEM !!!!!!!

    I take it you are using electronize speed controllers?

    I have the same problem occasionally with them. The failsafes arent 100% failsafe. They will usually get you through a tech check and into the arena no problem and will work 99 times out of 100 but like I said, they can have problems.

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    • #3
      ANOTHER PROBLEM !!!!!!!

      i have another extra failsafe on one of them

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      • #4
        ANOTHER PROBLEM !!!!!!!

        No idea if that will help at all as I dont bother with them. If you switch it off and it goes off on one then turn on the Tx again and it will calm down. Then turn it off again. Simple. Not the best solution by a long way but if it works then it works.

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        • #5
          ANOTHER PROBLEM !!!!!!!

          How is your ariel mounted? Is your R/X dual or single conversion? Are you running main power cables near your radio gear wires (servo leads)? How close is your r/x to your motors? Improving alot of those factors have helped me keep control over my robots in the past.

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          • #6
            ANOTHER PROBLEM !!!!!!!

            Touch wood ive never had a problem with electronize not failsafeing. I would remove the extra failsafe and see what happens then.

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            • #7
              ANOTHER PROBLEM !!!!!!!

              ok great

              to answer the questions dave, my aerial is mounted with tape on the side, no the radio gear wires near the power cables, the motors are right next to the rx.

              thanks

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              • #8
                ANOTHER PROBLEM !!!!!!!

                try moving the r/x away from the motors

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                • #9
                  ANOTHER PROBLEM !!!!!!!

                  if your robot is standing still, your motors cant produce a interference can they?

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                  • #10
                    ANOTHER PROBLEM !!!!!!!

                    if your ariel is taped to your steel body that wont help for start.

                    failsafes, now this is a good subject. i did send an email to the fra a while back about the problem. The failsafes in speedos like electronize arnt actually failsafes. they cant actually detect interference, all they do is shut off when they dont recive a signal in there pulse band. they dont make a robot safe when they are in there failsafe mode as it cant tell the difference between the txs signal and interference. So if you switch off your tx and the machine recives interference the robot will start to move as it thinks its the transmitter. The guy at electronise also confirmed this.

                    A proper failsafe would detect the difference between the steady tx signal and the eratic interference signal. thus making it safe to switch your transmitter off.

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                    • #11
                      ANOTHER PROBLEM !!!!!!!

                      James, the speedos I got off you for my bot...does this mean I need some extra failsafes in there then, to make it stop dead? Because, it doesnt at the moment. When I turn off the transmitter, it spins in a circle at about half speed, always to the left.

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                      • #12
                        ANOTHER PROBLEM !!!!!!!

                        Hi david,

                        they have the same system that that electronize uses. the viper version has a built in failsafe though. i would recomend adding a failsafe to all speedos although you would pass a tech check without. David the speedos you have should cut out to neutral? try re-callibrating them and make sure your not getting interference. any problems just let me know.

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                        • #13
                          ANOTHER PROBLEM !!!!!!!

                          this is the point i would usually jump in saying do not use mtroniks on your featherweight

                          but the viper series is excellent and is used in one of our robots on its lifter. the msoniks blew up, the viper is fine. (viper 25)

                          i sell the full range of mtroniks is anyone needs more info

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                          • #14
                            ANOTHER PROBLEM !!!!!!!

                            james(c) the mtroniks i got from u r they the viper 1s or somin else?

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                            • #15
                              ANOTHER PROBLEM !!!!!!!

                              Hi josh

                              the ones you have are the originals. They are fantastic speedos and thats why i use them in our challenge kits and my own machine Predator which need to run all day at events reliably.

                              James saying do not use the mtroniks speedos in featherweights is rediculas, they are proven worldwide as a high quality speedo. You may have had some trouble with them (which nobody has seen), We are so confident with the sonik4 range that if our customers blow one they get another free of charge. simple, we dont sell *

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