It's unbelievable but the Battery in the old 64k Module
for my HP-71B still shows 2.99V.
(I think I bought the RAM module in 1989).
What kind of battery is it? Who sells replacement cells - just in case it dies over the cours of the next 25 years?
Thanks for your help.
See a picture here.
http://www.bergemann.com/HP71B-CMT64k-Battery.jpg
I appreciate your mail to
tom
( a t )
bergemann.com
Regards,
t