Elektronika MK-61 - today I ordered one NIB

[jebem]

(08-23-2014 10:53 PM)Massimo Gnerucci Wrote:  This is how it looked 4 years ago
And here is your MK-61 page.

The time machine. Thanks!
Meanwhile I'm checking the Russian Wikipedia.
Can you believe some folks actually did the reverse engineering by reading the calculator ROM contents using microscope tools! (the images are huge but very readable if one can understand the contents, that is).