>>I would clean all the heads, and the surface with a soft cloth and give it a >>try.
A place I worked, a "soft dry cloth" unless it came out of a package made by Texwipe or their competitors was known as "sand paper", if you were caught using such you were fired on the spot and escorted out the building. Same for paper towels. Just my 2c's -pete On Thu, Jan 5, 2017 at 1:41 AM, Christian Corti <c...@informatik.uni-stuttgart.de> wrote: > On Wed, 4 Jan 2017, Cory Heisterkamp wrote: >> >> I'm far from an expert, but it certainly looks like an oxide coating to >> me. I'm reminded of the folklore when IBM was developing the RAMAC and > > > Yes, it is ferric oxide. > >> http://www.radar58.com/temp/drum.jpg >> http://www.radar58.com/temp/drum2.jpg > > > Hmm, your drum doesn't look to bad after all. In your case I would clean all > the heads, and the surface with a soft cloth and give it a try. For basic > testing you only need one data track plus the register and timing tracks. > > Christian >