Erase a CD With Electricity

[DyNamiC.]

I wonder what the 9 Volt battery is for.

It is powering the motor that is spinning the disc.

 

[Magnus]

I wonder what the 9 Volt battery is for.

To power the motor that spins the cd.

 

[Magnus]

To power the motor that spins the cd.

Doh! didn't read the last post.