Subject:
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Re: Cheshire LEGOFest pictures
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Newsgroups:
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lugnet.robotics
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Date:
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Wed, 7 Mar 2001 04:27:47 GMT
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Original-From:
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patel <(hhppatel@)avoidspam(md4.vsnl.net.in)>
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Viewed:
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1057 times
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WHERE CAN I CONTACT JOHN for the radio control ??
Mac
----- Original Message -----
From: Ross Crawford <rcrawford@csi.com>
To: <lego-robotics@crynwr.com>
Sent: Wednesday, March 07, 2001 4:23 AM
Subject: Re: Cheshire LEGOFest pictures
> 8 radio channels!! yippee!! Beats the RCX to a pulp!!
>
> When will these be available, John? And how much? Will you have bulk
> sales???!!!!????!!!! 8?)
>
> ROSCO
>
> Jennifer Clark <jen@vulture.dmem.strath.ac.uk> wrote in message
> news:3AA4DAC8.FF9A4F18@vulture.dmem.strath.ac.uk...
> > Michael Edwards wrote:
> >
> > Ok, here is the scoop; it is the control box and transmitter for a radio
> > control system custom built by John Barnes, a frequent poster on
> > lugnet.robotics, which he sent to me just after Christmas. It really • makes
> a
> > big difference to models for sure - no more umbilicals!
> >
> > Here are some specs; I am not entirely familiar with the inner workings, • but
> > am sure John would be happy to help here:
> >
> > - Radio control (not infra red) - appears to have a large range, does • not
> need
> > line of sight like IR so can go through walls etc.
> >
> > - 8 channels, so up to 8 motors or other 9V devices can be controlled
> > independently. Two of the channels are "heavy duty" ones which can drive
> > multiple motors simultaneously.
> >
> > - The receiver has dimensions of 8x4x2.66, very similar to the small • black
> 9V
> > battery box. Eight standard 2x2 lego connectors fit directly on the top • of
> the
> > box. In the truck model this receiver is "disguised" as a diesel tank.
> >
> > - Powered by an external battery source to allow the user best choice of
> > battery box for the application, as well as allowing non remote • controlled
> > devices such as compressors to be powered from the same battery source.
> >
> > - Control box has 8 sets of buttons, one for each channel. Four sets • have
> two
> > and are instantaneous, so the motors will move only when the button is • pressed
> > and held down. The other four have three buttons, one for forward, one • for
> > back and the other for stop, so continuous motion without holding down a
> > button is doable.
> >
> > I believe that John is planning to build more of those for sale, so if • you
> > would like one you know where to go. Any comments John?
> >
> > Jennifer Clark
>
>
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