In a two-phase wire that is blue and brown, what colour is earth, and what colour is positive? - Quora
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InstallGear 14 Gauge Wire AWG Speaker Wire (30ft- Blue/Brown) | Speaker Cable for Car Speakers Stereos, Home Theater Speakers, Surround Sound, Radio, Automotive Wire, Outdoor | Speaker Wire 14 Gauge : Amazon.co.uk:
![probably a stupid question but the blue wire is positive (+) and the black wire is negative (-), which goes where? : r/subwoofer probably a stupid question but the blue wire is positive (+) and the black wire is negative (-), which goes where? : r/subwoofer](https://i.redd.it/g1fi31kx5y7a1.jpg)
probably a stupid question but the blue wire is positive (+) and the black wire is negative (-), which goes where? : r/subwoofer
![wiring - Which wire is positive on this audio jack (blue and white)? - Electrical Engineering Stack Exchange wiring - Which wire is positive on this audio jack (blue and white)? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/tlhXm.png)
wiring - Which wire is positive on this audio jack (blue and white)? - Electrical Engineering Stack Exchange
![InstallGear 12 Gauge Speaker Wire AWG (100ft - Blue/Black) | Speaker Cable for Car Speakers Stereos, Home Theater Speakers, Surround Sound, Radio, Automotive Wire, Outdoor | Speaker Wire 12 Gauge : Amazon.co.uk: InstallGear 12 Gauge Speaker Wire AWG (100ft - Blue/Black) | Speaker Cable for Car Speakers Stereos, Home Theater Speakers, Surround Sound, Radio, Automotive Wire, Outdoor | Speaker Wire 12 Gauge : Amazon.co.uk:](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/41mWnGyGcAL.jpg)