The Tektronix 4921 is a floppy disc storage unit for the 4010 Series Terminals.

Tektronix 4921
Floppy disc memory
4922 2 drive model

Produced from 1975 to (?)

Manuals
(All manuals in PDF format unless noted otherwise)

The capacity of the floppies is 262,144 bytes.

The 4922 model is the same except for having a second drive.

Links

Documents Referencing 4921

Document Class Title Authors Year Links
History of the Information Display Division - John Lamb, June 1974.pdf Article History of the Information Display Division John Lamb 1974

Documents Referencing 4922

Document Class Title Authors Year Links
History of the Information Display Division - John Lamb, June 1974.pdf Article History of the Information Display Division John Lamb 1974