- blind players
have had only analog clocks (without increment) so far
- during the last 5-7 years more and more electronic clocks have been
used during international tournaments
- in particular the fisher thinking time (increment) is a great convenience
IBCA:
- at the end of 2009 the President Mr Ludwig Beutelhoff asked us to
help the blind chess players
ECI:
- invented the device Chess Voice in connection with
the Silver +
- the prototype was developed at the beginning of 2010 and in spring
we discussed the prototype with blind players
- after some further development in summer 2010, the Chess
Voice - was introduced during the Chessolympiad 2010 in Khanty
Mansysk
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