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Old June 19th 06, 12:44 AM posted to rec.radio.cb
Eugene Nine
 
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Default Power plug standards and pin outs

Scott in Baltimore wrote:

Eugene Nine wrote:
I've noticed most CB's seem to have the same plug for power, it this an
industry standard? They all have a three pin plug with only the outer
pins used for power and ground, has the center pin ever been
used/defined?


The two closer together have always been ground.

Now they cheap out and only connect one?

o o o
+ - -

Well, I haven't opened my new one yet, but the cheap radio shack one had the
middle disconnected