overloading output question

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kepeb

Well-known member
Joined
Sep 4, 2010
Messages
581
Location
Norwich, UK
if, hypothetically, someone accidentally applied 9v to the headphone out of an mp3 player
how much damage do you think it would have caused?
::) ???
 
It depends on a few things, like how long was the 9V applied and the design of the headphone amp.

Most HP amps use a modest series resistor in series with the output. This resistor could be burned up, and or the chip damaged.

It should be pretty easy to confirm if HP output is working after such an insult.

JR
 

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