Q10U1A1D2R1A1P3H4O1N1I1C3S1
30 points
QUADRAPHONICS is validvalid
the quadraphonic reproduction of sound [n]
a system of sound transmission using a minimum of four speakers, also QUADRAPHONY, QUADRIPHONICS, QUADROPHONICS, QUADROPHONY [n]
the quadraphonic reproduction of sound [n]
a system of sound transmission using a minimum of four speakers, also QUADRAPHONY, QUADRIPHONICS, QUADROPHONICS, QUADROPHONY [n]