Image display device
In-home theater surround sound speaker system
In-home theater surround sound speaker system
Independent channel modulation system for AM stereo
Independent sideband AM multiphonic system
Infrared headphones for the hearing impaired
Integrable circuit for identifying a pilot tone
Integrated short range RDS FM transmitter
Intergrated multisound signal demodulator circuit
Interrelational audio kinetic entertainment system
IV SAP/stereo audio system