[sdiy] Knobs

David G. Dixon dixon at interchange.ubc.ca
Sun Mar 1 01:40:30 CET 2009 

Kyle,

The skirt is about 17/16" diameter, and the knurled bit is about 15/16"
diameter (eyeballing off of a ruler).  The aluminum circular insert is about
5/8" diameter, and the knob is about 5/8" high.

David G. Dixon
Professor
Department of Materials Engineering
University of British Columbia
309-6350 Stores Road
Vancouver, B.C. V6T 1Z4
Canada
 
Tel 1-604-822-3679
Fax 1-604-822-3619
 
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> -----Original Message-----
> From: synth-diy-bounces at dropmix.xs4all.nl [mailto:synth-diy-
> bounces at dropmix.xs4all.nl] On Behalf Of Kyle Stephens
> Sent: Saturday, February 28, 2009 1:41 AM
> To: Synth-DIY
> Subject: RE: [sdiy] Knobs
> 
> 
> Ooh, I forgot about Small Bear. David, what are the dimensions (say, skirt
> width and height) of the large knobs? I've some Boss pedals with the small
> knobs already, so I know how big those are.
> 
> And Bruce - you interested in some of these?
> 
> Small: http://www.smallbearelec.com/Detail.bok?no=105
> 
> Large: http://www.smallbearelec.com/Detail.bok?no=106
> 
> 
> _Kyle
> 
> 
> --- On Sat, 2/28/09, David G. Dixon <dixon at interchange.ubc.ca> wrote:
> 
> > From: David G. Dixon <dixon at interchange.ubc.ca>
> > Subject: RE: [sdiy] Knobs
> > To: "'Bruce Duncan'" <modcan at sympatico.ca>, Synth-diy at dropmix.xs4all.nl
> > Date: Saturday, February 28, 2009, 12:00 AM
> > Not to belabor the point, but if you're not fixed on one
> > exact knob, then
> > you should check out Small Bear Electronics in Brooklyn,
> > NY.  I just bought
> > a pile of pretty nice knobs from there, and they were very
> > inexpensive
> > ($0.50 for "Small BOSS style" and $0.65 for
> > "Large BOSS style" -- these are
> > very similar to the other black knobs with circular
> > aluminum inserts and
> > white pointer stripes used by some of the modular builders,
> > if slightly more
> > angular on the "shoulder").  I'm very
> > satisfied with my purchase, which came
> > quickly, beautifully packed to boot.
> >
> > David G. Dixon
> > Professor
> > Department of Materials Engineering
> > University of British Columbia
> > 309-6350 Stores Road
> > Vancouver, B.C. V6T 1Z4
> > Canada
> >
> > Tel 1-604-822-3679
> > Fax 1-604-822-3619
> >
> > "PERFECTA FINGAMUS SERVIAT NATURA"
> >
> > The information in this email and in any attachments is
> > confidential and
> > intended solely for the attention and use of the named
> > addressee(s).  It
> > must not be disclosed to any person without the
> > writer's authority.  If you
> > are not the intended recipient, or a person responsible for
> > delivering it to
> > the intended recipient, you are not authorized to and must
> > not disclose,
> > copy, distribute, or retain this message or any part of it.
> > > -----Original Message-----
> > > From: synth-diy-bounces at dropmix.xs4all.nl
> > [mailto:synth-diy-
> > > bounces at dropmix.xs4all.nl] On Behalf Of Bruce Duncan
> > > Sent: Friday, February 27, 2009 11:00 PM
> > > To: Synth-diy at dropmix.xs4all.nl
> > > Subject: Re: [sdiy] Knobs
> > >
> > > At 10:07 PM 27/02/2009, you wrote:
> > >
> > > >I'd be game for this, but I'm more a fan
> > of the PKES style knobs.
> > > >
> > >
> > >http://parts.digikey.com/1/parts/746286-switch-knob-fluted-855-w-skirt-
> > > pkes70b1-4.html
> > > >
> > > >Is there room for that option, or am I on my own?
> > I wanted to
> > > >propose my own group buy for that style, and seen
> > what came of it.
> > > >
> > > >
> > > >On a tangent, anyone know why are knobs so darn
> > pricey? Even in bulk
> > > >they can be as much as the pots they're
> > attached to :P. Just a
> > > >necessity they can charge premium for?
> > > >
> > >
> > >
> > >
> > > >I have to go with the PKA series so you may not be
> > on your own but I
> > > >can't help on this.
> > >
> > > Not sure why knobs are so pricey but a lot of it has
> > to do with the
> > > number of participants involved in getting them to
> > market and they
> > > all want a cut.
> > >
> > > Asian Factory makes knobs while paying workers $0.06
> > an hour
> > > Total cost for knob is next to nothing.
> > > Factory owner probably drives a Mercedes.
> > > Sells to US distributor like Tyco for $.030 each
> > >
> > > Tyco sells to Distributor like Mouser for probably
> > $1.00 each
> > >
> > > Mouser sells for $2.50-4.00 depending on knob
> > >
> > > These are just rough estimates but probably not far
> > off.
> > >
> > > I saw a documentary recently that showed a jean
> > factory in China.
> > > Total cost for one pair of jeans was $1.
> > > This company made jeans for Levi which are what? $70 a
> > pair in Canada
> > >
> > > Bruce
> > >
> > >
> > >
> > >
> > > >_Kyle
> > > >
> > > >
> > > >--- On Fri, 2/27/09, Bruce Duncan
> > <modcan at sympatico.ca> wrote:
> > > >
> > > > > From: Bruce Duncan
> > <modcan at sympatico.ca>
> > > > > Subject: [sdiy] Knobs
> > > > > To: synth-diy at dropmix.xs4all.nl
> > > > > Date: Friday, February 27, 2009, 1:15 PM
> > > > > Hi All,
> > > > >
> > > > > I am considering a large scale knob purchase
> > for my B
> > > > > series.
> > > > >
> > > > > The parts that I am after and Digikey price
> > USD for
> > > > > quantities of 50 are:
> > > > >
> > > > > PKA50B1/4 ----$1.94 each
> > > > > PKA70B1/4 ----$2.66 each
> > > > > PKA90B1/4 --- $4.00 each
> > > > >
> > > > > If I order enough quantity I can get this
> > down to a USD
> > > > > resale price of:
> > > > >
> > > > > PKA50B1/4 ----$0.90 each
> > > > > PKA70B1/4 ----$1.25 each
> > > > > PKA90B1/4 ----$1.90 each
> > > > >
> > > > > This would be for 50 piece minimum with
> > additional $25-35
> > > > > (US) for shipping depending on ship method.
> > > > > Paypal would be main payment method.
> > > > >
> > > > > Please let me know if there would be any
> > interest so I can
> > > > > gage the size of order to place.
> > > > > It would take about 8 weeks till I receive
> > the knobs from
> > > > > manufacturer.
> > > > >
> > > > >
> > > > > Thanks
> > > > > Bruce Duncan
> > > > > Modcan Synthesizer
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > _______________________________________________
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> > > >
> > > >
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