Sony MDR-NC300D Product Information page 7
Noise canceling headphones
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Also See for MDR-NC300D:
- Product information (124 pages) ,
- Service manual (24 pages) ,
- Operating instructions (2 pages)
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[Merits of digitalization]
In principle, computation is not affected by external electrical noise
Analog
NC
circuit
High precision and no variation
Analog
Complex shapes not possible with analog filters are possible with
digital filters
Analog
Frequency
Digital
NC
circuit
Digital
Digital
Frequency
S-Master
Digital Amplifier
Driver unit
DNC Software Engine
Digital Sound
Enhancer
CXD9952GR
Noise detection
microphone
A/D converter
DSP
AI Noise
Analyzer
A/D converter
Walkman and other AV devices
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Chapters
