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MEA8000 Figures

From CPCWiki - THE Amstrad CPC encyclopedia!


Figures for the MEA8000 Speech chip. The Figures were found at http://vesta.homelinux.free.fr/site/wiki/le_synthetiseur_vocal_mea_8000.html - that webpage also contains further (French) info.

Filters

Overall

Parameter Translation

DAC

External Amplifier Schematics

Control Signals

Interpolation

Software Examples

Pin Outs

Filters and Noise (English)

  • This image was found on Page 77 in a documented called "The Typophone: A Talking Typewriter", Proefschrift from "Johannes Norbertus Kroon" at "Technische Universiteit Eindhoven". The document refers to tools for blind people in general, and contains some details on the MEA8000 chip.
  • Interresting is that Noise seems to be generated by some ADD/MULTIPLY operations.
  • And, the Normalization (N) stuff implies that there are some (Normalization, means what... Floating Point? Saturation? Interpolation?) adjustments done at various different locations.