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Differentially-steered robot with 12x5 LED front display, sonar "eyes", text-to-speech, self-docking charging, etc. In progress, but mostly done. The access hole in top is open in the main photo; generally there is another small panel on top of the access hole that contains two IR detectors with a thin "vane" between them -- these are used for detecting direction to the charging-station beacon. The same detectors are used for receiving coded IR messages from the other 'bots in the fleet. Above ...
This is a companion discussion topic for the original entry at https://community.robotshop.com/index.php/robots/show/syborg