Archive for August, 2009

When wiring surround sound speakers, should all speaker wire be the same length?

We are finishing our basement and the speaker wires have already been put in place for the rear speakers, but not the front speakers. I have been told the length of the speaker wires should all be the same so that the sound arrives at the speakers at the same time. Is this true? If [...]

How can I hook up two amps in my car?

The amps will be two identical ZX750.1 KICKER amps. How can I hook them both up to my battery and cd player?
That amp has what is called preamp outputs, so you can run one set of RCA cables from the cd player to the 1 amp’s input, then from that amps RCA output to the [...]

what does it mean by pressurizing a room with a subwoofer?

It’s a term widely use by people reviewing subwoofers, what does it actually mean to pressurize a room? I have a 10" sub (Velodyne SPL-1000R) before that play very loud in a room with a total cubic displacement of about 3500cubic feet, which I’m in a way under-sub, as a 10" driver is never enough [...]

Why is my car’s CD/DVD player suddenly not working?

I barely use this CD/DVD player. Earlier today I played a CD with no problems, but an hour later, nothing would work in the drive. I have a Jensen CD-DVD car player — model VM9311TS. I cannot insert a CD/DVD into the slot, and the receiver does not pull it in as [...]

Will I need a capacitor to run a 1800 watt car amplifier and 2 subwoofers in a car?

If so, how many farad(s) would i need in a capacitor to suit it?
assuming that is 1800 watts RMS then i would recomend not only the big 3 but also a high output alternator (or have yours rebuilt to higher output) and a good deep cycle battery.
a cap alone will not supply your system more [...]

What is this car accident type called and where can I find a video of it?

What’s it called when a car like brushes up agaist another one from the side? I really need a video of that for my physics project. Can anyone help me find a video?
yeah its sideswiping
Check youtube, they have a lot of car crash videos.
Even do a search on crash test videos.

How many amps will 2 baseboard heaters pull?

I have 2 baseboard heaters. They are 2000 watts each and use 240 volts. Individually, they pull 8.3 amps. I am going to wire the 2 heaters together in parallel and use a single t-stat and circuit breaker.
How many amps will the 2 heaters wired in parallel pull and what size breaker will [...]

Why do mosques have loudspeakers but churches only have bells?

For the same reason churches have benches but mosques have mats.

How to convert a home audio subwoofer to go into my car??

i have a JL audio 8 inch home theatre subwoofer and it bumps hard but i want to put it into my car cuz it shakes my walls and stuff… but i dont know how to cuz it runs off of 120 volts AC out of the wall and car audio is DC… what could [...]

What type of clear plastic can be used to build a sub woofer box?

What type of clear plastic can be used to build a sub woofer box?
You could also use Lexan if you don’t mind paying for it.