DEC GT40 Graphic Display Terminal

The DEC GT40 Graphic Display Terminal is an intelligent terminal based on a PDP-11/05, first introduced in 1972.

The GT40 consists of:

KD11-B (PDP-11/05) central processor
VT40 display processor, including bootstrap ROM (same modules as VT11, but instead of the four-slot backplane, this has a nine-slot backplane to include the CPU and memory)
MM11-L 8K word core memory (MM11-K 4K word core memory on GT40-Bx models)
DL11-E asynchronous line interface
LK40 keyboard
VR14-LC X-Y monitor (or -LD for 230V)
375 light pen

Four-page promotional leaflet with brief specification.

We are extremely grateful to both Dawn and Kim Wakefield for the kind donation of the collection of their late father Richard Wakefield

Date : 1972

Creator : Digital

Physical Description : Brochure

This exhibit has a reference ID of CH15612. Please quote this reference ID in any communication with the Centre for Computing History.
 

Scan of Document: DEC GT40 Graphic Display Terminal

Click on the Image For Detail






Help support the museum by buying from the museum shop

View all items

Founding Sponsors
redgate Google ARM Real VNC Microsoft Research
Heritage Lottery Funded
Heritage Lottery Fund
Accredited Museum