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  1. #1
    I'm assuming people are referring to these?

    http://www.ebay.co.uk/itm/CNC-400W-D...8AAOSwsN9XCzyW

  2. #2
    Quote Originally Posted by andy_con View Post
    I'm assuming people are referring to these?

    http://www.ebay.co.uk/itm/CNC-400W-D...8AAOSwsN9XCzyW
    referring to similar as that combo but for 180$ , bought directly from JMC motion.
    project 1 , 2, Dust Shoe ...

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  4. #3
    These servos look interesting (the SDSK models), price is around $250-$400 per motor, but interestingly they have built in drivers, so all they need is 75V Dc and Step & Dir signals.
    https://www.teknic.com/products/clea.../clearpath-sd/

    $319 (~£257) +postage gets you a 4.4nm nema 23 that still gives ~0.9Nm at 2500rpm !!
    https://www.teknic.com/model-info/CPM-SDSK-2331S-RLN/

    They have a USB port for diagnostics & tuning and have autotune software to run once installed on the machine.
    I have no idea how effective the autotune is, or how good the motors are but they get generally good reviews on Youtube from our American "cousins".

    I must admit to being interested, but at about £300 an axis (with postage, import duty etc), thats more than double an AM882+Nema 23 Stepper!
    Last edited by Greeny; 29-03-2017 at 07:58 PM.

  5. #4
    Quote Originally Posted by Greeny View Post
    These servos look interesting (the SDSK models), price is around $250-$400 per motor, but interestingly they have built in drivers, so all they need is 75V Dc and Step & Dir signals.
    https://www.teknic.com/products/clea.../clearpath-sd/
    Don't understand why would want drives clattering up down with motors getting covered in shite. Given time can't do them any good. They are great for machines working in clean enviroments like pick n place etc but wouldn't stick them on router or Mill.

  6. #5
    Quote Originally Posted by JAZZCNC View Post
    Don't understand why would want drives clattering up down with motors getting covered in shite. Given time can't do them any good. They are great for machines working in clean enviroments like pick n place etc but wouldn't stick them on router or Mill.
    Fair point, I suppose it depends on how well they are sealed.
    Not sure i want to spend £300 to find out though

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