Electronics
- 521
- Mica Elektro OY Ltd
- Rechargeable flashlights, such as divers' lamps, headlamps and torches. Finland.
- 522
- Ningbo Value FlashLight
- Manufacturer and exporter of flashlight, book light, bicycle light, emergency light, head light and camping lantern.
- 524
- Princeton Tec
- Manufacturer of flashlights, head lamps, and other technical lighting sources for outdoor and scuba use. Includes dealer, product, and company information. USA.
- 526
- Digital Recordings
- The company does advanced research and development in acoustics and provides high-tech audio solutions for individuals and industry. Lists products, services, publications, opinions, links and contact details, plus Sound Off magazine.
- 527
- Fujikon Industrial Company Limited
- Manufacturer of headsets, microphones and other audio components.
- 529
- Hanics
- Manufacturer for multimedia accessories including micro speaker and receiver, microphones, and hands free earphones.
- 532
- Jitter
- German manufacturers of universal jitter attenuation device. Provides also information about jitter.
- 534
- Music Works
- Design and supply power leads, blocks and tables for hi-fi music systems and home cinema equipment. UK.
- 536
- O. W. Donald Co.
- Manufacturer of mobile TV antenna, audio and video cables, noise filters, and repeaters