9 track was the default; at least that's how we got it from MIT for our VAX, Sun and Sequent machines. QIC for the workstation class machines, tho I don't reca

9 track was the default; at least that's how we got it from MIT for our VAX, Sun and Sequent machines. QIC for the workstation class machines, tho I don't recall if we got QICs from MIT or someone copied it from the 9-tracks locally. I used a QIC to put it on the Sun 3/160 I used.