Can anyone identify this 9-track drive?

[Dennis Boone]

 > I picked up an old 9-track drive and thus far I've been unable to
 > identify what, precisely, it is.

 > I have a couple of pictures at:
 > http://yahozna.dyndns.org/scratch/9-track

 > It has no manufacturer or brand information on it other than an
 > "Interface Data, Inc." label on the front and a label on the back
 > indicating that it is Model No. 9946.

Hunting around at interface-data.com, externally it looks somewhat like
the rebranded Qualstar 3402/3404 they sell.

De