How do I bridge my amp?

i was told i had to bridge my subs before i bridge my amp but this kind of stuff confuses me so if you can help id apreciate it.

I have an 800w peak 4 ohm amp, i have two 4 ohm speakers. I have a two channel amp so do i bridge them (explain how) or put them in parrallel (explain how) as to not fry my amp or ...show more

I have 2 15 inch subs. Each is two coiled and operates at 4000 watts max and are 4 ohm each. I have a 2-channel amp that operates at a max of 6000 watts max when bridged at 4 ohms. It is also 3000 watts max X2 at 2 ohms if you decide not to bridge it...

I have 2 15 inch subs. Each is two coiled and operates at 4000 watts max and are 4 ohm each. I have a 2-channel amp that operates at a max of 6000 watts max when bridged at 4 ohms. It is also 3000 watts max X2 at 2 ohms if you decide not to bridge it...

Is there more than one way to bridge an amp correctly, because I found many different diagrams showing how to bridge an amp on the internet? thanks!

I have a 300 Watt Jensen amp that is bridgeable and I was wondering how exactly does bridging it to another amp works......I have hooked up a lot of systems just never messed with the bridgeable amps.....also it has 2 input for RCA cables if that helps...

im getting 2 12 inch subs and have a 400 watt and a 750 watt amp and was wondering if i could get the most power out of both of them, i was thinking i could bridge them and make all the connections go into just two like this >-(subs)-<

i bought this amp on ebay it is a Crest FA 800. The bridging on this amp looks really weird instead of using 1 positive and 1 negative, in bridge, it says to connect 2 positives to the speaker. to me this sounds like a bad idea does anyone have any experience...

i have 2 2 ohm 15" l7's and a RUB1.2500D monoblock amp, how do i bridge them SAFELY so i can wire then into the 1 channel on the amp ? and is it a good idea to wire down to 1 ohm? if so how do i do it ?