EXHIBIT 1 JOINT FILING AGREEMENT Pursuant to Rule 13d-1 (f) (1) under the Securities Exchange Act of 1934, the undersigned hereby agree that only one statement containing the information required by Schedule 13D (or any amendment thereof) need be...

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                                                           EXHIBITS TO XXXXXXXXX

                                   EXHIBIT 1





                             JOINT FILING AGREEMENT



         Pursuant to Rule 13d-1 (f) (1) under the Securities Exchange Act of
1934, the undersigned hereby agree that only one statement containing the
information required by Schedule 13D (or any amendment thereof) need be filed
on their behalf with respect to the beneficial ownership of any equity
securities of Radius, Inc. or any subsequent acquisitions or dispositions of
equity securities of Radius, Inc.

Date:    December 11, 1997
                 
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