R series PDP-8 board information and R002 Diode Network

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This board is a set of diodes used to expand the number of inputs on some of the logic boards such as the R111 (181K) diode gate or for use as diodes. Diodes are similar to 1N3606. This board cost $5 in 1968.

Schematic of board as a scanned PDF file.

Back of board (166K)

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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.

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