"OPR TEMP: +60 DEG TO +90 DEG F;NON-OPR TEMP: -30 DEG TO +140 DEG F; ALTITUDE: 0 TO 20,000 FT; ITEM PROVIDES THE HOST SYSTEM (NORMALLY IBM EQP) A MULTIPLE SPEED (10,12.5,18.75,25,37.5,& 45 INCHES PER SEC),7 OR 9 TRACK READ/WRITE RECOVERY CAPABILITY TO MOVE 1/2 INCH MAGNETIC TAPE ACROSS A READ/WRITE HEAD IN RESPONSE TO COMMANDS FROM REMOTE EQPT OR TO SIGNALS GENERATED FROM THE OPERATOR'S CONTROL PANEL LOCATED ON THE TRANSPORT"