Fightercat cheetah twin 1512's on 4s?

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  • JMSCARD
    Fast Electric Addict!
    • Mar 2010
    • 3444

    #1

    Fightercat cheetah twin 1512's on 4s?

    So I picked up a cheetah hull in the swap shop.

    Was going to do a single, but that little voice in my head is reminiscing over a couple of twins I use to have...

    I was thinking (don't know if it's enough) but something tells me (2) 1512 2650kv motors on just 4s with x445 to x447's would work pretty well? Say this because the motors are reliable and reasonable price these days ... If use seaking 180's on each just for safe measure.

    What do you guys think? I know I could run 2200's on 5s but don't know if the 1512's might net near the same performance on 4s?
  • kfxguy
    Fast Electric Addict!
    • Oct 2013
    • 8746

    #2
    The little 1512 motors are little power houses. You'll probably get all the speed that hull can handle with that setup. The thing that concerns me on smaller hulls with a twin is the weight. You should be fine tho, the seaking 180 esc's don't weigh much.
    32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

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    • Make-a-Wake
      FE Rules!
      • Nov 2009
      • 5557

      #3
      I assume you are referring to the Castle/Neu 1512. If so at 40 x 68 mm these are not small motors. One of 'em could push that hull into the 40's. To answer your question, Yes plenty of power! Say you set it up aggressively Prop-wise and pull 80 amps per side, that would be 2400 watts total or just over 3 hp! This outta be fun.
      NEED PARALLEL CONNECTORS?? QUALITY 5.5MM, 8MM, 8 AND 10 AWG, GET THEM HERE: http://forums.offshoreelectrics.com/...est!&highlight=

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      • JMSCARD
        Fast Electric Addict!
        • Mar 2010
        • 3444

        #4
        Originally posted by kfxguy
        The little 1512 motors are little power houses. You'll probably get all the speed that hull can handle with that setup. The thing that concerns me on smaller hulls with a twin is the weight. You should be fine tho, the seaking 180 esc's don't weigh much.
        I thinks it's Travis correct? I'm an ex ose'er that hasn't been around for awhile.... I see you've been rapidly becoming a builder... What are peeps running for good drives/hardware on the twins these days? Lol question really is what would you put for hardware/drives on it?

        I probably could be conservative and run t 120's or swordfishes... I just like the way the 180's look, plus won't have to worry at all... I used them in my old H&M 34" m-1 supercat with twins and they worked cherry with a y adapter... Is that still a ok way to link the two esc's together?

        Thanks for the help much appreciated.... I'm going to do the 1512's unless somebody stops me soon lol.

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        • JMSCARD
          Fast Electric Addict!
          • Mar 2010
          • 3444

          #5
          Originally posted by Make-a-Wake
          I assume you are referring to the Castle/Neu 1512. If so at 40 x 68 mm these are not small motors. One of 'em could push that hull into the 40's. To answer your question, Yes plenty of power! Say you set it up aggressively Prop-wise and pull 80 amps per side, that would be 2400 watts total or just over 3 hp! This outta be fun.
          Yes sir scorp... I love those castle/NEU 's .... Plus they will be fairly easy on the motor mounts... And I figure each motor running on a 4s 5000 should be reasonable weight ... I wi use some high C packs of course.

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          • kfxguy
            Fast Electric Addict!
            • Oct 2013
            • 8746

            #6
            Originally posted by JMSCARD
            Yes sir scorp... I love those castle/NEU 's .... Plus they will be fairly easy on the motor mounts... And I figure each motor running on a 4s 5000 should be reasonable weight ... I wi use some high C packs of course.
            I did a test a while back. Didn't have my gps then but you could tell by watching.... I had a 1512 2650kv on 4s in one video and then a 1512 1800kv on 6s in another vidro. The rpm was real close but the 1800kv motor pushed the boat way faster. Why? I think it was a matter of the batteries I was using then. They were weak compared to what I'm running now. I think the 1800kv motor requires less amps to do the same or better of a job. I bet now I could put the 2560kv motor back in and it might be just as fast.
            32" carbon rivercat single 4s 102mph, 27” mini Rivercat 92mph, kbb34 91mph, jessej micro cat(too fast) was

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