1st Scratch Build, $70 Rescue Boat.

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  • 704Authentic
    Senior Member
    • Nov 2012
    • 178

    #1

    1st Scratch Build, $70 Rescue Boat.

    Made extra wide just in case the 15" wide ProBoat 42, is in the future.
    Electrics purchased as a Combo. Bench tested on 3s, at full song it made a shrill sound similar to something heard in a Horror Movie.
    Esc says up to 4s. On 4s, a 40amp ESC and a 2300 kv motor... How long before...

    Gunna go with 2s and traveling a blistering 4mph in route to the crime scene. (Fishing pole will still make the trip.)

    The Good: Learned how to install an airplane prop. There's actually two ways of doing it...
    No more swimming.

    The Bad: Airplanes don't have a reverse.

    Build Reference Video Link:


    How to make an RC Rescue boat - YouTube

    Note: Some PVC cm measurements in video are not correct.
    Attached Files
    Last edited by 704Authentic; 09-06-2021, 11:02 AM.
    AquaCraft UL-1 59mph.
    Motley Crew 61mph.
    JAE 21FE ~~~ 70 MPH Club ~~~
  • zooma
    Local club FE racer
    • May 2014
    • 652

    #2
    Good work. You will need something hanging down to capture the stranded boat.

    DSC06422 (Large) (1).jpg
    Ron - The Villages, FL

    https://castawaysboatworx.org/

    Comment

    • 704Authentic
      Senior Member
      • Nov 2012
      • 178

      #3
      Thanks. Does have lawn trimmer line (green) running across the bottom of the back. In testing, I'm guessing the kv is to high & the prop is to small.
      Looking at an 1100kv motor that comes with a 10" prop, current prop is 6". What do you think... looking for some advise.
      Last edited by 704Authentic; 09-14-2021, 07:06 PM.
      AquaCraft UL-1 59mph.
      Motley Crew 61mph.
      JAE 21FE ~~~ 70 MPH Club ~~~

      Comment

      • zooma
        Local club FE racer
        • May 2014
        • 652

        #4
        High KV & small prop is for racing planes, not barges.

        1100 KV and 11x6 prop should be OK on 2S. I use 3S with a 950 KV motor and 10x7 prop. Also use a SeaKing 60 amp boat ESC with reverse. Current draw is low enough to get by without water cooling. Club has about 10 of these rigs, 2,3,4 & 6 cells.
        Ron - The Villages, FL

        https://castawaysboatworx.org/

        Comment

        • 704Authentic
          Senior Member
          • Nov 2012
          • 178

          #5
          The Barge

          Originally posted by zooma View Post
          High KV & small prop is for racing planes, not barges.

          1100 KV and 11x6 prop should be OK on 2S. I use 3S with a 950 KV motor and 10x7 prop. Also use a SeaKing 60 amp boat ESC with reverse. Current draw is low enough to get by without water cooling. Club has about 10 of these rigs, 2,3,4 & 6 cells.
          From a Proud First Time Owner of a... Barge,

          Thanks!
          Attached Files
          Last edited by 704Authentic; 09-04-2021, 04:40 PM.
          AquaCraft UL-1 59mph.
          Motley Crew 61mph.
          JAE 21FE ~~~ 70 MPH Club ~~~

          Comment

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