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For binaural (headphone) 3D audio, an HRTF is best described as which transfer function?
AHigh Reverb Tracker Frequency parameter only
BHardware Real-Time Filter component on the DSP
CHeadphone Rear Tilt Function for posture only
DHead-Related Transfer Function (filter pair)
Answer & Solution
Correct answer: D. Head-Related Transfer Function (filter pair)
Standard binaural audio: HRTF captures how a listener's head/torso/pinnae filter sound from each direction. Applied as paired L/R FIR filters.
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