[78-L] stylus for vertical-cut Edisons

[Don Chichester]

The signal is actually at the bottom of the groove, not along the groove wall.
 
Don
 
> Date: Tue, 15 Mar 2011 14:55:25 +0000
> From: ampex354 at gmail.com
> To: 78-l at klickitat.78online.com
> Subject: Re: [78-L] stylus for vertical-cut Edisons
> 
> I don't know the exact dimensions either, but I see the wisdom in what
> David's saying....if indeed 3 is the true size, tracking the discs with the
> sizes David recommends means they're tracking just below the area of the
> worst wear but well above the crud zone at the very bottom of the groove.
> And even on a totally clean disc there's less noise picked up than would be
> the case if microgroove styli were used for playback
> 
> On Tue, Mar 15, 2011 at 2:39 PM, Ron L'Herault <lherault at bu.edu> wrote:
> 
> > I'm pretty sure the original acoustical diamond in a Diamond Disc
> > reproducer
> > was 3 mil.
> >
> > Ron L
> >
> > -----Original Message-----
> > From: 78-l-bounces at klickitat.78online.com
> > [mailto:78-l-bounces at klickitat.78online.com] On Behalf Of David Lennick
> > Sent: Tuesday, March 15, 2011 10:16 AM
> > To: 78-L Mail List
> > Subject: Re: [78-L] stylus for vertical-cut Edisons
> >
> > 3 mil is too wide for Edisons. I still get best results with the Shure SC
> > 35
> >
> > cartridge (hard to find) and the SS35E stylus (imPOSSible to find, and
> > don't
> >
> > under any circumstances buy the N78S which is a piece of garbage). The
> > SS35E
> > is
> > 2.5 mil. Edisons in good shape will sound fine with a 2.0 or 2.1 truncated
> > elliptical stylus, and those aren't hard to find, although they also aren't
> > cheap.
> >
> > I had an old time repair guy wire one loop in my old Dynaco amp to provide
> > phase reversal. Works beautifully.
> >
> > dl
> >
> > On 3/15/2011 10:10 AM, Mike Daley wrote:
> > > I'm looking into converting a Stanton 500 cartridge to play Edison
> > > Diamond Discs. The Esoteric Sound website seems to suggest that a
> > > regular 3.0 stylus (which I already have) will work fine.
> > > http://esotericsound.com/CartStyli.htm
> > > I know about reversing the polarity of the cartridge (though I don't
> > > yet know how to do it!)
> > > Don't vertical-cut records require a completely different stylus? Any
> > > suggestions would be much appreciated.
> > >
> > > Mike
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