Mitsumi
2CH 4 MODE PRESET EQUALIZER
MITSUBISHI ELECTRIC
DIGITAL SOUND CONTROLLER WITH SRS surround
MITSUBISHI ELECTRIC
ELECTRIC VOLUME CONTROL WITH TONE CONTROLLER FOR 4-SPEAKER APPLICATIONS
MITSUBISHI ELECTRIC
6CH ELECTRIC VOLUME
Oki Electric Industry
DIRECT BUS CONNECTED CMOS REAL TIME CLOCK/CALENDAR
MITSUBISHI ELECTRIC
TONE CONTROL/VOLUME CONTROL
MITSUBISHI ELECTRIC
7-ELEMENT GRAPHIC EQUALIZER WITH MICROCOMPUTER INTERFACE
MITSUBISHI ELECTRIC
SOUND CONTROLLER FOR TV