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