Interesting.
I sometimes look for a 990/10 or /12 on eBay but I haven't seen any in years. I think bitsavers.org has some software for the 990 series, like DX-10 and some language systems.
I sometimes look for a 990/10 or /12 on eBay but I haven't seen any in years. I think bitsavers.org has some software for the 990 series, like DX-10 and some language systems.