DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The printed circuit board
(PCB) of the Mr. Challenger makes use of the TMC0273 single chip microcomputer and an external TMC0355 (CD2601) 128kBit "Speech-ROM". |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, February 12, 2005. No reprints without written permission.