DATAMATH CALCULATOR MUSEUM
|The inside view of the later
& Spell (English voices) sports
a smaller printed circuit board (PCB) than previous models.
|The PCB of a Speak &
Spell (English voices) manufactured in 1991 with the
TMC0271 microcontroller, CD2801 speech synthesizer and CD62175 Speech-ROM.
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© Joerg Woerner, December 3, 2007. No reprints without written permission.