go … If you bridge it you can run 2 speakers at ~ 100 each Your better off leaving it the way it is. It's relatively easy to bridge a four-channel amp as long as you have a very basic knowledge of car audio wiring and how to connect an amp … Most people bridge a 2 channel amp to connect the two channels to supply power to one sub. On this amp I like to run on channel hot and loose with the treble on 1 and the normal channel a little cleaner with the tone as on 7 or 8 (trebley). I have just picked up a pair of DB691s, a pair of DB651s and a pair of DB1001 tweeters which I plan to hook up to a Alpine MRX-F30 4 channel amp. To produce maximum power into a single 4 ohm speaker (without increasing the rail voltage) you could simply invert the signal of one channel and bridge the speaker on the amplifier. Example. Therefore, each channel puts out twice as much power, and the combined output is quadruple a single channel at 4 ohms. Hi! Theoretically, the output should be 4 times the power of a single channel on the amp. Either case though, hopefully that'll get you in the right direction. Do NOT run them in parallel, That will be a 2 ohm load and that will be bye-bye amp Bridged it is 250x2 @ 4ohms When bridging it to power two 4-ohm 6W3v3 subwoofers, is it necessary to use Y-Adapter Cables to fit all 4 … Remember bridging requires higher impedence speakers. theres nothing wrong with the amp that you allready have you just have to make sure its set up correctly you need to wire the amp so the front channels see a bridged 4 ohm load you need to wire the amp so the rear channels see a bridged 4 ohm load set the low pass filter to around 50-60hz and leave the bass bosst feature off completely The only stereo I did install using amps had a 4 channel running all the cabin speakers (Front + Rear), and a 2nd amp dedicated to the sub. Power on the amp and stereo and play a track through the CD-player or head unit and have a listen to your new high-powered speaker setup. Feb 17, 2014 - Bridging a four-channel car audio amplifier will effectively double your amp's output (watts) so that you can drive more power to your speakers or subwoofers. The best you can do is 150 watts to the speaker out of a bridged 4 to 2 channel setup. It goes like this: When you bridge the amp, each channel is "seeing" half the load presented to the amp. In fact, I would prefer that setup to a 2 amp setup. Bridging a four channel amplifier is no different than bridging a two channel amp. I was wondering if I could run just the tweeters using 2 channels, and the front woofers using the other channels. When you bridge a 4 channel amp, it becomes 2 channels, as you already know. So you have 4 speakers, and a 4 channel amp. Obviously, you can’t bridge a monoblock amp. If that Amp. Each channel has it's own tone controls so this adds more control and more options. If you bridge an amp, you are using 2 channels to make 1. Fader controls, will simply allow the user to direct the music from either the rear or the front or all four. How to Bridge a 2 Channel Amp. If you have a two-channel amplifier in your car’s system, you should be able to see 4 terminals; two positives and two negatives. If not, look for some indication next to the speaker terminals on the amp. This allows complete control of all four speakers, with fading capabilities. Most 2 channel amps are only 4 ohm stable when bridged same for 4 channel amps as well. With this method, you can increase the amp’s per-channel power output. Hi all. Thus in effect doubling the power each channel, say you amp was 200 watts. the amp is still seeing a 4 ohm subwoofer and is only going to provide 75W to the sub. Not complicated. If you have a pair of 4 ohm speakers run each one on a channel. My JL Audio G4500 is a 4 x 80W 4-channel amp. Two amplifiers, each rated 100 watts maximum for an impedance of 4 Ω (four Ohms); in bridge mode they will appear as a mono amp, rated 200 watts into 8 Ohms.This is the most commonly misunderstood mode of operation and it requires additional circuitry to implement if the pair of amplifiers does not have the facility built in. This is mainly done for subwoofers, as it changes it from stereo to mono and doubles the power. a 4 ohm sub is going to be 4 ohm, no matter what you do to the amp. What happens when you bridge an amp? If it can be bridged to a 2 channel mode the instructions will say so. I also purchased a JL brand 4 channel amp at 100 watts per channel. Bridge it and run the two 4 ohm speakers in SERIES that will be 8 ohms. Sometimes, there will be lines connecting the two terminals you should use to bridge the amp, as shown on the right. This means that the speaker will allow for more current to run from your amp to your speaker(s) for a louder sound. Here is a picture gallery about how to wire a 5 channel amp diagram complete with the description of the image, please find the image you need. 4 channel amplifiers 4 channel amplifiers have four amplifiers or "channels" in one package. Before attempting to bridge your four channel amplifier, make sure, it's bridgeable. The DB1001s shall be on the front dash, the DB691s in the front doors and the DB651s in the rear doors. There is nothing you can do to that amp to get it to put out 300W at 4 ohms. In fact, buying a 4 channel amp and bridging it onto your front speakers is a very economical way of getting the power in a small chassis. This is why some of the older amplifiers used a 'bridging module' (it inverted the signal going to one channel). A 4 channel amp should work just fine for what you are trying to do. You don't have to use both channels (you probably don't have to bridge both either if you want to use the spare channel to amplify your two back speakers at 75 watts each) 6 speakers 4 channel amp wiring diagram – A Beginner s Guide to Circuit Diagrams. Channel 1 will be labeled A for positive and B for negative while channel 2 will be labeled C for positive and D for negative. A very first look at a circuit representation may be confusing, yet if you can read a subway map, you could review schematics. The last option, and this one will depend entirely on the features provided on your stereo amp, is to bridge the two channels to a single mono channel. even if you bridge 2 channels (which provides 150W rms at 2 ohms!) The 4 channel on your mids and highs. As said, it's best to do some research - googling around for your specific amp, and see if the manufacturer specifies if and how to do it. KISS at work. Read the user's guide or do your research. To bridge, begin by connecting the amplifier to the speaker. With my 18 Watt TMB style amp. On your four-channel amp, you should see 8 terminals: channels 1 through 4 each have a positive (+) and negative (-) terminal. The main amp we use is rated at 200 watts per channel at 8 ohms, 400 watts per channel at 4 ohms, and 400 watts per channel at 4 ohms mono bridged. Watch Brendan answer two questions about 2 channel car amplifiers. So, if you bridge an amp to 4 ohms, each channel "sees" 2 ohms. Output Details 50 Wattx4@ 4 Ohm 12V DC 70 Wattx4@ 2 Ohm 12V DC 140 Wattx2@ 4 Ohm 12V DC 80 Wattx4@ 4 Ohm 14.4V DC There's no reason you can't maintain a left and right channel as long as you utilize the amp's inputs correctly. i just bought a kicker DX200.4 amp. Lines connecting the two 4 ohm speakers run each one on a channel at watts! And increases your power output complete control of all four speakers, and 4! 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