IBM 3490 Model C1A Tape Drive - Refurbished
The 3490E C1A is a model of the 3490E Cxx family of tape drives. It is specifically designed for use in the 3494 tape library and cannot be used outside the tape library. The C1A is a Control Unit with a single drive unit without ACL. This model is functionally equivalent to the C11, supporting up to two channels either parallel, ESCON, or SCSI-2.