Category:Quadraphonic sound

• Quadraphonic sound (engineering)

8

• 8-track tape (computing)

A

• Artikulation (Ligeti) (engineering)

D

• Dynaquad (engineering)

F

• Four-channel Compact Disc Digital Audio (engineering)

H

• Hafler circuit (engineering)

K

• KLTH (engineering)

M

• Matrix decoder (physics)
• Matrix H (engineering)

Q

• QS Regular Matrix (engineering)
• Quadraphonic FM (engineering)
• Compatible Discrete 4 (engineering)
• Quadraphonic open reel tape (computing)
• Quaudiophiliac (engineering)

S

• Stereo Quadraphonic (engineering)
• Stereo-4 (engineering)

U

• UD-4 (engineering)