What is the difference between an Amplifier and a Speaker?

Alright so I have heard that speaker wire does make a big difference in the quality of the sound. I have also heard that the thicker the speaker wire is and the more copper wires it has inside it the better it is. This made me think, could you have a...

Imagine you are in an open field where two loudspeakers are set up and connected to the same amplifier so that they emit sound waves in phase at 688 Hz. Take the speed of sound in air to be 344 m/s. 1. What is the shortest distance "d" you...

I have a home theater using a Sony receiver / amplifier with Boston Acoustics speakers. Monster is so expensive...will I notice a difference by going with Monster over the cheaper brands for my subwoofer wire and speaker wires?

I got some money and i want to spend them on audio system - amplifier and 2 speakers, but before buying i want to know can i connect a more powerful speaker (more Watts) to weaker amplifier and vice versa. I know it's not good to connect amplifier with...

What is the difference between an In Line Amplifier and Powered Amplifier on a HDTV system? -This one, which requires no outside AC current, or DC power, but gives you a gain of 30db - In-Line Amplifier http://cgi.ebay.com/INLINE-AMPLIFIER-TV-&hellip...

So I'm looking into buying an amp with one 12" speaker. I would like to replace it with a EVM 12L speaker, but I'm confused about size. I understand that the DIAMETER of the speaker is the same but what about the depth? When I search ebay for this...

Hi, i have a pioneer 5.1 chanel home theatre system which i run my music from my computer to. Now a few weeks ago I plugged an extra speaker into the left speaker jack on the back, It worked ok for a few weeks, but just now i cannot get any sound coming...