Electronics
- 866
- MartinLogan
- Manufacturer of electrostatic and hybrid loudspeakers for audiophiles and home theater enthusiasts.
- 871
- Cowan Audio
- Australia manufacturers of subwoofer, amplifiers to drive large subwoofer and active crossovers.
- 876
- Electro Magnet Speaker
- Manufacturer of high end electromagnetic high efficiency and fullrange loudspeakers. Québec, Canada.