1.  For generations, typewriters were the sound track of newspapering, and spiffy portable models were the symbol of the baseball writer and the war correspondent.

2.  One year later, Curtes said that he never leaves home without his own portable model.

3.  Patients may also use portable models, which can be moved from room to room.

4.  Portable models that zoom through a couple of hundred channels in seconds are all the rage.

5.  The Armada comes with the kind of multimedia capabilities now seen as necessary features, even in portable models.

6.  The portable model is box-shaped, around two feet on a side, and looks like a cross between a vacuum cleaner and a robot.

7.  A growing sector of the mobile computer industry wants portable models that can operate in conditions previously considered too harsh for high tech.