Ampex History

• AG-440 identification guide

• AG-440 and MM-series audio card variants by David Ollard

• Chronology of Ampex products

• Scott Dorsey's canonical list of Ampex tape types

• Dave Dintenfass's canonical list of Ampex 351 electronics variants

• Dave Sarser's account of the first three-track Ampexes

• Ampex Collection at Stanford Inventory

Created 5 Mar 2001; rev. 14 Jan 2006.