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Ham Radio - 3D printed wrist mounted micro paddles.

Discussion in 'Amateur Radio News' started by KB7TBT, Dec 10, 2022.

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  1. KB7TBT

    KB7TBT Ham Member QRZ Page

    Ham Radio - 3D printed wrist mounted micro paddles.

     
    KL7CA, WA8DE, VE3AIZ and 11 others like this.
  2. KG5QNO

    KG5QNO Ham Member QRZ Page

    Nice idea! I will print this in my classroom next week. I like the idea of having no springs in the design.
     
    K9EZ likes this.
  3. W3AMT

    W3AMT Ham Member QRZ Page

    A relay good idea! Brilliant good job!
     
    K9EZ likes this.
  4. N7KO

    N7KO Ham Member QRZ Page

    Hmm, Very inventive, I have seen straight keys on the wrist but this is the first paddle on wrist I have seen.
     
    K9EZ likes this.
  5. K9TDW

    K9TDW Premium Subscriber QRZ Page

    Great video and idea. I have been looking into creating something like this, and I will certainly 3d print your creation to try it out, thank you very much!
    A couple of questions:
    Would it not be better to use a different filament such as PETG instead of PLA since most use will be outside??
    Have you tested yours outdoors long enough to say for certain PLA will hold up to the weather and to the abuse from keying?

    73
     
  6. KB9RLW

    KB9RLW Ham Member QRZ Page

    We're hardly flexing the PLA much, it will hold up fine. I also have PLA printed parts on the outside of my RV that have been out in the elements for more than 4 years and still show no signs of degradation.
     
    KL7CA likes this.
  7. KG5QNO

    KG5QNO Ham Member QRZ Page

    I agree, if you print it in PLA, be a little bit mindful where you leave it. Dashboard of your car is NOT recommended. Ask me how I know :)
     
    KB2QQM likes this.
  8. KA9JLM

    KA9JLM Ham Member QRZ Page

    Where is the STL files ?

    Infill is the key to flex not break, PLA should be fine.
     
  9. KG5QNO

    KG5QNO Ham Member QRZ Page

    The design files are on thingiverse, link here:

    https://www.thingiverse.com/thing:5690779

    I just printed it with 0.2mm layers, it cane out nicely, all the parts fit together well.

    Only part I can't figure out is where to get an open-frame stereo phone plug that's that small! I've never seen one of those before.
     
    KQ4EGC, KA9JLM and K9EZ like this.
  10. KA9JLM

    KA9JLM Ham Member QRZ Page

    Last edited: Dec 13, 2022
    KB2QQM and KG5QNO like this.
  11. KB9RLW

    KB9RLW Ham Member QRZ Page

    KA9JLM and KG5QNO like this.
  12. KG5QNO

    KG5QNO Ham Member QRZ Page

  13. ZL2SCI

    ZL2SCI Ham Member QRZ Page

    Yes great idea .... variation of the Straight key strapped to RO's Thigh in Air force Bombers ...
    ZL2SCI
     

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