Testing to see if subs are good??

[mtm87tx 10+ year member]

ive got 2 JL audio 10W3V2's that i want to double check that they are working properly before selling... how do i do this?

Click to read more...

 

[djman37 5,000+ posts]

9v battery to terminal.

 

[mtm87tx 10+ year member]

9v battery to terminal.

what am i looking for?

 

[Darren5531 10+ year member]

measure impedance on each voice coil and push down on cone and see if it scratches. Also you can hook it up to a home stereo or something like that and just see if they work.

 

[mtm87tx 10+ year member]

measure impedance on each voice coil and push down on cone and see if it scratches. Also you can hook it up to a home stereo or something like that and just see if they work.

how do you measure impedance?

 

[djman37 5,000+ posts]

what am i looking for?

sub will move either out or in.