0000903112-97-000020 424B3 1 19970110 AMEX AMPEX CORP /DE/ 0000887433 3663 133667696 DE 1231 424B3 33 033-91312 97503983 500 BROADWAY MAIL STOP 3-36 REDWOOD CITY CA 94063-3199 4153672011 500 BROADWAY MAIL STOP 3-36 REDWOOD CITY CA 94063-3199 AMPEX INC /DE/ 19940505 AMPEX INC 19930328 424B3 1 000090311297000020-001-seq1-424b3.txt PROSPECTUS