cigarette lighter polarity

[All_at_Sea]

This is probably a stupid question but.....l'm putting a male cig lighter 12v attachment onto my navtex for ease of use, but the cig attachment has no polarity markings. Is the + the middle one with the spring or the outer one?????

Steve

 

[boguing]

Yep, centre positive outside negative.

 

[VicS]

[ QUOTE ]
centre positive outside negative

[/ QUOTE ] No doubt about it!

 

[Jonny_H]

Agreed - fitted one last week

 

[richardabeattie]

Someting wrong here - forum appears to be unanimous!

 

[All_at_Sea]

I've soldered it to that then, here's hoping......Thanks everyone.