Produttori
- Ballantine
- Bally Manufacturing Corporation
- Bang & Olufsen
- Barker & Williamson
- Barlow Wadley
- Bauknecht
- BBC Goerz Metrawatt
- Becker
- Beckman Industrial
- Behringer Spezielle Studiotechnik GmbH
- Beko
- Belco Electric
- Belcom
- Bell
- Belles Research Corporation
- Bendix Radio
- Benefon
- BenQ
- Bernina
- BGW Systems
- Biomation
- Bionaire
- Bird Electronic Corporation
- B & K Manufacturing Company
- BK Precision
- Black Box
- Black & Decker
- Blaupunkt
- Bliley Electric Company
- Bloomberg
- Boonton Electronic
- Bose
- Boss
- Braun
- British Military
- British Radio Corporation
- Broksonic
- Brookdeal
- Brother
- Brüel & Kjær
- Bryston
- B&W Bower and Wilkens
- BWD Electronics
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General Power Supply DC 12V (11V - 16V), Test Voltage 13.2V Negative Ground Current Consumption Less than 0.5A Display Block Display Type Positi
