it really depends on preference but the more you spend the better theyll be
a good medium on a good price for a good subwoofer is alpine type e subwoofers they sound great and have a high wattage capacity for around $120 a sub
rockford fosgate subwoofers are decent for the p1 model its about $60 for a 12" sub
once again its all about preference!
Type R Subwoofers are generally accepted to be decent subwoofers.
There are many places that sell home theater subwoofers. You can purchase them new or used at a very good price. Any electronics store should carry subwoofers, and they should be priced competitively.
One of the most popular subwoofers that are high quality are Pioneers. They have been making audio equipment for a long time and their products tend to last for years. Another good product is JBL.
Most subwoofers are moisture resistant now a days. But if they are going to be around water alot go with a good set of Kenwood KFC-W254MRW 10" Waterproof Subwoofers.
Most subwoofers have their own power source. There are subwoofers called "passive" woofers that will be powered by your amplifier.
The ihome ip1 has great bass with subwoofers and is cheap
Mercedes uses Bose subwoofers.
No, subwoofers are for DJs, home theater, clubs, concerts, cars, etc... Subwoofers are for everybody who enjoys the low frequencies of the bass.
Your library should have a book that will contain information about audio subwoofers. You can first try searching the subject 'subwoofers' on the computers at your library.
No, this has nothing to do with Audio or Subwoofers. Its for serial devices.
yes, they are ok I've got stuff from them.
Used subwoofers can be purchased on Ebay. In addition to Ebay, people can also purchase used subwoofers at car dealerships and from both Craigslist and Cartoys.