R series PDP-8 board information and R123 Input Bus Gate

Current size small. Select new size for picture Small ( 27k) Medium ( 57k) Large ( 217k)

This board contains 6 NAND/NOR gates similar to the R111 ( 24k) board intended for driving the PDP-8 input bus from peripherals.
This board cost $19 in 1968.

Schematic of board as a scanned PDF file.

Back of board ( 27k)

Previous picture Next picture

Back to Previous page All of R series PDP-8 board information and pictures

Feel free to contact me, David Gesswein djg@pdp8online.com with any questions, comments on the web site, or if you have related equipment, documentation, software etc. you are willing to part with. I am interested in anything PDP-8 related, computers, peripherals used with them, DEC or third party, or documentation.

PDP-8 Home Page PDP-8 Site Map PDP-8 Site Search

Mirror site if this site is slow highgate.comm.sfu.ca