0001193125-07-116610 424B3 1 20070516 20070516 AMPEX CORP /DE/ 0000887433 3663 133667696 DE 1231 424B3 33 333-41652 07856848 1228 DOUGLAS AVENUE 1228 DOUGLAS AVENUE REDWOOD CITY CA 94063-3117 650-367-2011 1228 DOUGLAS AVENUE 1228 DOUGLAS AVENUE REDWOOD CITY CA 94063-3117 AMPEX INC /DE/ 19940505 AMPEX INC 19930328 424B3 1 d424b3.htm FILED PURSTUANT TO RULE 424(B)(3)