The old pattern books for specific machine brands picture fabrics in many exciting textures.
This post includes information gleaned/ collated from several decades-old references and is shared as a possible starting point in exploring translations between brands.
I welcome being contacted if any knitters more experienced than I notice any errors.
The Duomatic locks compared with those of the E6 
Arrow keys
Left <– reverses pusher position as the lock moves from right to left
Right –> reverses pusher positions as the lock moves from left to right
Both <–> reverse pusher positions every row
More on the lock settings, and planning follow-up swatches for some of the suggestions in the future, 
Traveling between Duomatic and E 6000 patterns is helped by tables showing the relationship between the Duomatic and E6 lock settings.
Duet Magazines #13 
and #14 
began a series attempting to match technique numbers in the Passap E 6000 to Duomatic techniques, which seemed to stop at that point. E6000 vs duo_ duet
The topic was popular at knitting machine seminars, and several other authors published their collections, offered at seminars such as Passap University and Passap Clubs. Many of the references in my collection are several decades old.
Color changes in text indicate changes in instructions, suitable for 3 and 4 colors, and with transfers from one bed to the other
From the Duomatic purchase, collection
This is a copy of a Passap University handout, contributed by Eileen Metcalf
