2017-06-12 19:55 GMT+02:00 Mattis Lind <[email protected]>: > > > 2017-06-12 18:59 GMT+02:00 Al Kossow via cctech <[email protected]>: > >> >> >> On 6/12/17 7:17 AM, Mattis Lind via cctech wrote: >> >> > There is a note in my RS64 manual, page 3-1 / Figure 3-2, that says >> "Silver >> > colour Soaped water, Dark blue Special cleaning liquid" and then an >> arrow >> > to the disk surface in the picture. >> >> > Any thoughts about what the "Special cleaning liquid" could be? >> > >> >> No, but I hope you don't have the dark blue coated disk. >> > > The disk is very dark blue... >
Here are a couple of pictures: http://i.imgur.com/lf6K5mc.jpg?1 http://i.imgur.com/E8UVvma.jpg?1 > > > >> >> One of the designers told me the original platters were rhodium plated to >> reduce >> friction, and they have the problem that the surface gets contaminated >> due to air pollution >> (apparently a serious problem with them in LA back in the day). >> >> The special stuff probably doesn't react with it. >> >> >> > /Mattis > >
