Ampex magnetic tape deck logic. Ferranti drawing LDP/0404.

Scope and Content

Large (100 cms x 75 cms) logic diagram, folded to measure 25 x 37 cms. Shows printed-circuit board types (mostly in the range 934-940), board-positions (eg A/12), signal-names and monitor-positions on pcbs (eg A/12/M3). Annotated in pencil on reverse: “Atlas TM2 logic diagram".