im sorry but bose sucks @ss.read all the consumer reviews.anyone with a good ear will tell you they are bad. get a VELODYNE subwoofer.they are awsome and the best.they cost a little more then most but well worth the money.I have a cht-15 it really th...
Subwoofers are speakers, just specialized speakers. Subwoofers play only the very low, bass tones. They are also bigger in diameter, 8 inches or greater, to produce the low tones. Subwoofers are not offered as standard in most cars as they take up a ...
Or you can get a digital multimeter and test the sub for resistance. If the sub is 4 ohms, then it should read around 4, if the value is close to zero then the subs are shorted.