Alt-BEAM Archive
Message #08167
To: beam@sgiblab.sgi.com
From: "Jason -" evenflow88@hotmail.com
Date: Wed, 08 Dec 1999 14:43:11 GMT
Subject: [alt-beam] Re: new bots
>From: "Richard Caudle"
>Reply-To: beam@sgiblab.sgi.com
>To:
>Subject: Re: new bots
>Date: Wed, 8 Dec 1999 07:32:26 -0500
>
>Ask your brother.
>
>Richard
>
>Darrell Johnson wrote
> > Hey Jim,
> > Where'd you get that nice PCB for your Unicore bot?
>
>
Richard u got it wrong they are not brothers....
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8168 Wed, 8 Dec 1999 07:28:50 -0800 Re: Another(?) gearmotor source - useful? Senior
> Note that they are sold at
> http://www.allelectronics.com
> For MUCH less! There always seems to be a cheaper source... :) Just
> gotta check all the millions of places I guess. But you'll still end up
> finding something cheaper after you buy it. Oh well....
>
> Kyle
>
> Justin wrote:
> >
> > Dick Smith sells motorised pots for NZ$16.95 (US$8.50ish) with trade
> > discount (or NZ$19.95 without). I think they're pretty much a pre-hacked
> > servo - just a motor connected to a pot via the gearbox, no circuitry or
> > plastic case.
> >
http://marketplace.xtra.co.nz/cgi-bin/dse.storefront/108796053/Product/View/
R7830
> > (BTW, as you can't tell from the picture, that's a 16mm or smaller pot
> > on the front, not a 24mm, so it's not as big as it looks. :)
> >
> > As these are not "pre-loved" and seem pretty cheap, I thought I'd call
> > on your expertise (I'm not up with what constitutes a good or bad deal
> > re gearmotors).
> > Is it a useful gear speed? It looks like most of the gears are plastic,
> > is this a big problem?
> >
> > >Dual Gang Motorised Potentiometer
> > >Dual ganged 50k ohm log pot in a motorised gear housing.
> > >Allows both manual and remote control of the carbon film
> > >based potentiometer making it ideal for volume control
> > >application. Type: Single Shaft Dual Ganged. Taper:
> > >Logarithmic. Torque: 100-450 gf.cm. Motor Voltage: 3-6 v
> > >dc (4.5 nominal). Speed: .10+/-3 sec/300
> >
> > Dick Smith has been selling these things for years, but just as I take
> > an interest in them, the website notes that they intend to phase them
> > out. Still, there are plenty around in the shops, and they often put
> > things on special when they phase them out...
> >
> > Comments?
> >
> > Seeya
> > Justin
>
>
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