Reply to thread

Message: <blockquote data-quote="helotaxi" data-source="post: 3602117" data-attributes="member: 550915">Nope no alt, but the power supply is AC.  There is the noise source.  Hum, sounds like what I said...The problem with comparing like you did is that in the car, the power is DC, noise and the signal are AC.  For there to be noise as you describe, there must be a source of AC or ripple on the DC.  The ripple usually comes from the alt.  If it is present without the car on, the source is something else.  That something else is not functioning as it should.  You need to find the problem, the noise may be symptom of something more serious.</blockquote>

Top