massive audio p1500 makeing a whining noise?

[babaganoush123 10+ year member]

massive audio p1500 making a whining noise? the amp made a high pitch whistle for a few minutes i turned it off the on it was still going then i did it again and it went away?

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[babaganoush123 10+ year member]

help.

 

[bad @SS chevy 10+ year member]

maybe its just the fan?

 

[themommyvan 10+ year member]

ground

 

[babaganoush123 10+ year member]

its dosent have a fan.

 

[dman4486 5,000+ posts]

this happen when running with engine off?

 

[babaganoush123 10+ year member]

na the engine was on i have a stock alt and batt...

 

[dman4486 5,000+ posts]

na the engine was on i have a stock alt and batt...

did the tone change with engine rpm?

 

[babaganoush123 10+ year member]

nope. the bass was hitting and everything but when i lowered the back seat it was making that noise while the bass was hitting.

 

[babaganoush123 10+ year member]

bump.

 

[IDSkoT 5,000+ posts]

See what it sounds like with the engine off. It might be an alt whine.