ACURUS – 30765
ADCOM – 31100, 30577
ALTEC LANSING – 31742
ARAGON – 30765
BEL CANTO DESIGN – 31583
BOSE – 30674
CARVER – 30892
CLASSE – 31462, 31461
CURTIS MATHES – 30300
DURABRAND – 31561
ELAN – 30647
GE – 30078
HARMAN – 30892
KARDON – 30892
JVC – 30331
KLIPSCH – 30765
LEFT COAST – 30892
LENOXX – 31561
LEXICON – 31802
LOGITECH – 31408
MARANTZ – 30892
MARK LEVINSON – 31483
MCINTOSH – 30251
MONDIAL – 30765
OPTIMUS – 30823, 30395, 30300
PHILIPS – 30892
PIONEER – 30823, 30300, 30257, 30013
POLK AUDIO – 30892
RCA – 30823, 30300
REALISTIC – 30395
SHARP – 30226
SONY – 30815
SOUNDESIGN – 30078
TECHNICS – 30374, 30372
TOSHIBA – 30353
VICTOR – 30331
WARDS – 30078, 30013
YAMAHA – 30354