>C= PET VisiCalc EPROM
>---------------------
>The Commodore PET version of the VisiCalc spreadsheet came with a chip that
>plugged into a socket on the main board. This was probably an EPROM, used for
>copy-protection. I have an original VisiCalc package, minus this EPROM. Does
>anyone know where I can download an image of the EPROM from?
I'd be interested to know exactly what this chip did. It was never
perfectly clear to me that it was used for copy-protection.
>Nutspinner
>----------
>Disassembling PCB-mounting D-type connectors is a pain without having a
>nutspinner for the hexagonal bolt things which typically fix the connector to
>a panel. What size, number or whatever nutspinner is the right one for this
>purpose?
3/16 inch.
--
Tim Shoppa Email: shoppa_at_trailing-edge.com
Trailing Edge Technology WWW: http://www.trailing-edge.com/
7328 Bradley Blvd Voice: 301-767-5917
Bethesda, MD, USA 20817 Fax: 301-767-5927
Received on Sun Apr 04 1999 - 16:01:44 BST