What is the model number of the TU10? They can be 9 or 7 track. For example TU10-EE is 9-track, TU10-FE is 7 track . (assuming 60hz/115V).
Photo of the door, that indicates 7 or 9 channel http://vintagecomputer.net/pictures/2015/WV_trip/DEC_TU-10_front-panel.jpg The presence of the TU10M label along with a separate TU10 label plate means the tape has the the master transport unit installed. http://vintagecomputer.net/digital/TU10/model_serial-num.jpg More: http://vintagecomputer.net/digital/TU10/ Hopefully this will compare with the unit you're interested in and assist with your assessment. See DEC-00-TU10S-DC and related doc for more diffs 7 vs, 9 track, b On Mon, Sep 19, 2016 at 1:28 PM, Jon Elson <el...@pico-systems.com> wrote: > On Mon, Sep 19, 2016 at 12:34 PM, Noel Chiappa <j...@mercury.lcs.mit.edu> > wrote: > >> So what do people think the (monetary) value of a 7-track TU10 master >>> drive >>> is? >>> >> I don't know about monetary value, but it is likely to be one of the VERY > FEW 7-track drives that might be brought back to life. There certainly > should be a few of these drives kept available for reading ancient data > tapes. > > Jon >