DIFF Subgroup
H04R 5/027 Spatial or constructional arrangements of microphones, e.g. in dummy heads
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Stereophonic arrangements > Spatial or constructional arrangements of microphones, e.g. in dummy heads
CPC:
Stereophonic arrangements (stereophonic pick-ups H04R9/16, H04R11/12, H04R17/08, H04R19/10) > Spatial or constructional arrangements of microphones, e.g. in dummy heads
No child classifications to compare. This is a leaf node in both IPC and CPC.