One way to recover (some of the) time disadvantage would be to add the
fourth motor to the NXT-brick based frame, and plug it in when needed,
after unplugging another motor.  Also, one can get a new EV3 brick for $160.

Nari Narayanan


On Mon, Sep 16, 2013 at 4:29 PM, Bdh612-ess <[log in to unmask]> wrote:

> But that is the way USFirst sees it. As I understand it
>
> Brian
>
> Sent from my iPhone
>
> On Sep 16, 2013, at 4:00 PM, "Emler, Paul" <[log in to unmask]>
> wrote:
>
> That is not entirely true. When the RCX was replaced by the NXT, there was
> a score bonus given to teams using the RCX brick. I have new team members
> every year so that experience factor doesn't fit as well.
>
> Sent from my HTC Inspire™ 4G on AT&T
>
> ----- Reply message -----
> From: "Brian Hardy" <[log in to unmask]>
> To: "Emler, Paul" <[log in to unmask]>
> Cc: "[log in to unmask]" <[log in to unmask]>
> Subject: [VADCFLL-L] 4 motors
> Date: Mon, Sep 16, 2013 3:43 pm
>
>
>
> The same was true when the RCX was replaced by the NXT. The EV-3 actually
> has several advantages (larger memory, faster processor, new sensors like
> the gyro sensor), the ball wheel, the smaller motor, new programming blocks
> like the adv math block, etc) in addition to the forth motor ability, but
> the experience of FFL veterans is that experience, knowledge, and
> discipline so trump the technical advantages that there is no real
> advantage.
>
>
>  On Sep 16, 2013, at 3:24 PM, Emler, Paul wrote:
>
>   I am confused on the 4 motors. The EV3 allows 4 motors to be plugged
> into it at one time. The NXT only allows 3 at a time. I have seen adapters
> to allow 4 but those are not allowed. How is this not an advantage? If my
> team uses an NXT and has to only use 3 motors or transfer a motor on and
> off in order to have 4, they are automatically at a time disadvantage to a
> team using an EV3 with 4 motors already attached. Just wondering on how the
> thought process went to determine that there isn’t an advantage to using
> the EV3 over the NXT.
>
>
>
>
>  Paul W. Emler, III
>  Paul W. Emler, III
>  Technology Teacher/ Elective Department Head
>  Technology Student Association Advisor
>  Western Branch Middle School
>  Chesapeake Public Schools
>  Chesapeake, VA
>  [log in to unmask]
>  757-638-7920
>  757-638-7926 (fax)
>
>
>
>
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-- 

*------------------------------------------------------------
Anant S Narayanan
McLean Robotics Institute
McLean VA 22102
202-421-3826 (cell)
[log in to unmask]
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