Alt-BEAM Archive
Message #00785
To: Sean Rigter rigter@cafe.net
From: Steven Bolt sbolt@xs4all.nl
Date: Mon, 22 Feb 1999 19:22:33 +0100 (CET)
Subject: [alt-beam] Re: stepper motors & MAN/WALKER
On Sun, 21 Feb 1999, Sean Rigter wrote:
---8<---
> Cost?
>
> There's a small selection of "workhorse" high current N POWER FETs from
> IR, Motorola and others costing around $1. P FETS are a little more. A
> 10 Amp POWER FET bridge can probably be put together for $5-6.
> Just what I need for my "hobby horse" walker 8^).
>
> Actually I have a couple of 1/5 HP motors running off my 24V 4Nv
> RELAYCORE which will do the job for the MAN/WALKER prototype. (you
> should have seen their faces when I pulled out relaycore with the 4 inch
> diameter/ 6 inch long motor when I showed it off at the local BEAM group
> meeting).
Nice to have the opposite of micropower in the BEAM family :)
Not what I prefer building, but I'd love to see the `horse' - even
in action, from a safe distance.
Best,
Steve
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# sbolt@xs4all.nl # Steven Bolt # popular science monthly KIJK #
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