loudspeaker is a tool change electric signals into sound signals.
using a multimeter test the loudspeaker. But the steps - the steps are as follows
1. switch multimeter to ohm
2. pencolok placed second in the respective - respective tape
3. there are speakers in the small print shown on the cable to connect to the speaker where there is a marked positive and negative. this case you can paste the appropriate symbol of the same between the multimeter and the speaker.
4. if the needle on the multimeter to move the loudspeaker means well, but if the needle does not move means the multimeter is broke
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