[sdiy] Hammond Vibrato Scanner

[mike ruberto]

This place does have some interesting pulleys though
http://www.smallparts.com/products/descriptions/png%2Ecfm

I ordered these just out of curiousity and they are almost the perfect size.
http://www.allelectronics.com/cgi-bin/item/PY-2/817/WHEEL_WITH_BELT_GROOVE_.html
no provision for a set screw though...

Mike

On Jan 4, 2008 11:31 AM, mike ruberto <somnium7 at gmail.com> wrote:
> The original belt in my Hammond has become to loose and I haven't
> found anything in local stores I can use for it. I found this though
> and it looks promising...
> http://www.smallparts.com/products/descriptions/prb%2Ecfm
>
> That minimum pulley diameter for the 1/8 belt will be a problem
> though. The pulleys on both the scanner and drive motor are very
> small.
>
> Mike
>
>
> On Jan 4, 2008 11:05 AM, Ingo Debus <debus at cityweb.de> wrote:
> >
> > Am 02.01.2008 um 22:21 schrieb Roy J. Tellason:
> >
> > > On Wednesday 02 January 2008 14:49, Ingo Debus wrote:
> > >> Am 02.01.2008 um 18:28 schrieb mike ruberto:
> > >>> I've been planning to add a variable drive to my Hammond's
> > >>> scanner but
> > >>> haven't had any luck finding a suitable motor or drive belts.
> > >>
> > >> I used a small DC motor I think I salvaged from an old VCR. It's that
> > >> motor that is used to move the cassette in and out.
> > >
> > > Is that driving it directly or by way of a belt or what?
> >
> > Via a belt, driven directly it would be spinning way too fast.
> > Meanwhile the belt (also from an old VCR) has gone bad. I'll have to
> > find another one.
> > Originally the scanner was also driven via a belt, but from one of
> > the tonewheels.
> >
> > Ingo
> >
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> >
>