Exhibit 1 Joint Filing Agreement The undersigned hereby agree to make joint filings of Form 13D with the U.S. Securities and Exchange Commission with respect to their beneficial ownership of the common stock, no par value, of Spectrum Signal...

                                                                       Exhibit 1

Joint Filing Agreement

The undersigned hereby agree to make joint filings of Form 13D with the U.S.
Securities and Exchange Commission with respect to their beneficial ownership of
the common stock, no par value, of Spectrum Signal Processing, Inc., including
all amendments thereto.

Date: January 9, 2003

                                       LEVITICUS PARTNERS, L.P.

                                       By: AMH EQUITY, LLC, its general partner

                                       By: /s/ Xxxx Xxxx
                                          ----------------------
                                          Name: Xxxx Xxxx
                                          Title: Managing Member

                                       AMH EQUITY, LLC

                                       By: /s/ Xxxx Xxxx
                                          ----------------------
                                          Name: Xxxx Xxxx
                                          Title: Managing Member

                                           /s/ Xxxx Xxxx
                                          ----------------------
                                          Xxxx Xxxx