DATAMATH CALCULATOR MUSEUM
|The external power supply
headphone are connected with one module.
of the School Edition are
stored in another module.
|The Advanced Discoveries module
the standard Touch & Discover.
|Power supply and
handwired on the PCB.
of the School Edition and a spare place.
of the standard Touch & Discover module.
& Discover School Edition makes use of the TSP50C42
standard voice synthesizer chip but lacks an external Speech-ROM.
If you have additions to the above article please email: firstname.lastname@example.org.
© Joerg Woerner, June 27, 2005. No reprints without written permission.