Nucleus 8 Sound Processor User Guide 99
Other information
Physical conguration
The processing unit comprises:
ꞏ Two omni-directional microphones for receiving sound.
ꞏ An internal telecoil for receiving magnetic elds radiated
by neck loops and room loops.
ꞏ Custom analogue and digital integrated circuits with
digital signal processing (DSP) and bidirectional wireless
communication capabilities.
ꞏ A tri-colour visual indication of sound processor
function or problem.
ꞏ Control button allowing user control of key features.
ꞏ Custom 4-pin connector for coil cable.
ꞏ A range of earhooks and specialised retention options.
The batteries provide power to the processing unit. The coil acts
as a transformer coupling that transfers energy and data to the
implant.
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