Electronics
- 321
- Vincent T.A.C.
- High-End tube, phono, power amplifier such as monoblock class A amplifier and cd player.
- 322
- Wadia Digital
- High performance digital home entertainment; make heavy use of programmed DSP chips, not just hardwired DACs.
- 323
- Walker Audio
- Company produces high end audio equipment, including the Proscenium turntable, Omega Mikro cables, phono amps, motor controllers, and valid point resonance controls.
- 324
- Westlake Audio
- Manufacturer of recording studio equipment and professional and home loudspeaker. USA.
- 325
- Wolcott Audio
- Manufacturer of high-end power and low distortion tube amps, including models P220-M and P220-S, also the Omnisphere loudspeakers.
- 326
- nOrh
- Makes and offer 20 types of speakers, audio components like amplifiers and recordings. Based in Thailand.
- 328
- USB Promos
- Manufacturers custom USB flash drives, MP3 and MP4 players specifically for the promotional markets, OEM/ODM and product personalization.
- 334
- ButtKicker
- Makes a small, linear motor, which reacts to an audio signal sent by an amplifier. It is attaches to seats and floors, and sends low frequency sound directly into the listener's body.
- 335
- CAI Vision
- Provides multi-room television and audio distribution, home theatre, security and door entry, Wi-fi communications installation and services. UK.
- 337
- Cinepro
- Manufacturers of home theater amplifiers, custom reference in-room , in-wall and in-ceiling speakers, 4 gauge speaker wire and custom sound bar speakers for flat panel TV's.
- 338
- Crowson Technology
- California based home theater company. Makers of a tactile transducer for home theater. Online store.