R series PDP-8 board information and picture r107.jpg

R series PDP-8 board information and Picture R107 Inverter

Current size small. Select new size for picture Small ( 29k) Medium ( 62k) Large ( 240k)

This board contains seven inverters which change a true signal into false. One inverter may be expanded to perform logic with the R001 or R002 ( 19k) board. It performs the same function as the later TTL 7404 hex inverter.
This board cost $24 in 1968.

Schematic of board as a scanned PDF file.

Back of board ( 29k)

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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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