DATAMATH CALCULATOR MUSEUM
|The Chatter-Book opened
with a booklet inside. The whole area below the book
is sensitive for pressure and detects accurate the position of the finger tip.
| The printed circuit
board (PCB) of the Chatter-Book with the TSP50C42
Voice Synthesis Processor
surrounded by two Speech-ROM's VSP60C19, labelled CMM19010 resp. CMM19027.
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© Joerg Woerner, November 14, 2003. No reprints without written permission.