HP 71b: Oregon Digital Environmental Case

[Michael Fehlhammer]

(05-08-2014 02:35 AM)Sylvain Cote Wrote:  You could ask Mark Olson who was the EE at Oregon Digital in the 1980's.

Does Mark Olson have an account here?

Thank you Dave and J-F! Of course, it's a plug for the card reader port!
Once I have replaced the batteries I will see the additional memory and rom, hopefully.
If I won't get further with it, I'll send it to you, J-F!