Calculator blog

Musings and comments about our common interest


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Card reader available!

image2-38We have received a working card reader - ready to be shipped after our tests!

Price is 130€ plus shipping, including English manual.

(comes without calculator)


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Testing card reader side locks

We have received the card reader side locks samples and we will try to test them during this weekend.

It is likely that we have to reduce the "spring" made in nylon - it looks too rigid for the purpose:


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