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Thank you so much everyone. Armed with this information I hope I can get a
decent transfer. I will keep you updated as to my progress.
best,
Jonathan

On Mon, Nov 7, 2022 at 11:34 PM Marie O'Connell <[log in to unmask]> wrote:

> I too have encountered this and didn't find it to suffer from mold. I would
> give it a clean as described by Richard before preservation would commence.
>
> Cheers
> Marie
>
> On Tue, 8 Nov 2022, 5:16 pm Shai Drori, <[log in to unmask]> wrote:
>
> > IIRC this is a known issue with GX tapes.  It’s a breakdown of the
> > formulation.  The EE variant suffers the most from this.  On the other
> > hand, their LX tapes which are the most basic tapes hold up well.
> >
> > On Tue, 8 Nov 2022 at 5:12 Dust Mahrt <[log in to unmask]> wrote:
> >
> > > As time continues… Quality worsens. The analogue to the digital proves
> > > that! Before that; reel to album.
> > >
> > > Peace,
> > >
> > > Dust
> > >
> > > PS
> > > "It's gonna get worse"… Subhumans (UK)
> > >
> > > Get Outlook for iOS<https://aka.ms/o0ukef>
> > > ________________________________
> > > From: Association for Recorded Sound Discussion List <
> > > [log in to unmask]> on behalf of Tim Gillett <
> > > [log in to unmask]>
> > > Sent: Monday, November 7, 2022 7:21:49 PM
> > > To: [log in to unmask] <[log in to unmask]>
> > > Subject: Re: [ARSCLIST] filmy/powdery substance on open reel tape
> > >
> > > I noticed this in the late 90's with the same TDK GX tapes recorded
> > > new in the late 80's.
> > >
> > > As you say more of a powdery film. I never did any proper testing but
> > > recall it didnt seem to induce an audible spacing loss then. Even so
> > > whenever I played them I regularly cleaned the powder from the tape
> > > path just to be sure. I still have some of these recorded tapes but
> > > havent checked them for many years  Maybe these days the problem is
> > > worse now though?  On yours have you noticed muffled playback after a
> > > time?
> > >
> > > Tim Gillett
> > >
> > > Perth,
> > > Western Australia
> > >
> > > ----- Original Message -----
> > > From: "Association for Recorded Sound Discussion List"
> > > <[log in to unmask]>
> > > To:<[log in to unmask]>
> > > Cc:
> > > Sent:Mon, 7 Nov 2022 15:01:13 -0500
> > > Subject:[ARSCLIST] filmy/powdery substance on open reel tape
> > >
> > >  Wondering if any of you can help me identify a white filmy/powdery
> > >  substance on the pack of an open reel tape. At first glance it looks
> > > like
> > >  mold but on closer inspection it isn't. There is some kind of
> > > chemical
> > >  breakdown happening obviously and the tape is polyester with
> > >  back treatment. The tape is TDK GX 35/180Bm. There are other tapes in
> > > the
> > >  same collection with the same condition but not sure of the brands as
> > > they
> > >  are in generic boxes. The only thing in common is that they all are
> > > back
> > >  coated.
> > >
> > >  Any information on what this is and how to get rid of it will
> > >  be appreciated.
> > >
> > >  --
> > >  Jonathan
> > >
> > > -------------------------
> > > Email sent using Optus Webmail
> > >
> > --
> >
> > Cheers
> > Shai Drori
> > Expert digitization services for Audio Video
> > 3K scanning for film 8mm-35mm
> > Timeless Recordings Music Label
> > www.audiovideofilm.com
> > [log in to unmask]
> >
>


-- 
Jonathan