4 channel amps with a minimum speaker load of 2 ohms in stereo, 4 ohms bridged (for the subwoofer), 4 channel amps with a minimum speaker load of 2 ohms in either stereo, 4 channel amps with a minimum speaker load of 4 ohms. It means using 2 amplifier channels working together to drive a speaker or a set of speakers with by using the power that normally is split between 2 separate amplifier channels. This allows high-pass, full-range, or low-pass use with adjustable sound range controls in this case. Flat (crossover off) or 56-60Hz high pass. The good thing is that all you really need to know is roughly what the resistance of a speaker is. This workaround wont be necessary for most modern car amps. Each terminal might be labeled as follows : Channel 1 A (optimistic) Make sure that your amp does not overheat or get damaged in any way during the process. At this point, the bridging process of adding a single subwoofer/speaker is now complete. Speaker wires to connect the terminals to the amplifier. However, it is possible to wire a 4 channel amp to 4 speakers and a sub! and a quick search reveals a man who states I still love speakers, home & car audio, and all kinds of projects related to enjoying the sound we love. And be sure that the coil is within the range your amp can handle. You can easily bridge your 4-channel amp to work with two speakers, two subwoofers, or two speakers and a subwoofer. If you have one and about to start bridging it, here is the procedure for you. If both of them have a screw-down clamping system, then you should use the speaker wire. In other words, a 4-Channel Amp can drive two subwoofers at a four-ohm impedance. Speakers dont measureexactly 4 or 8 ohms! If both the amp and subwoofer/speaker have the RCA ports, then you should use the RCA cables. Hi, youll need to be more specific because I dont understand exactly what youre asking. You need this stuff to hook up the screws attached to your amplifier. Your amps must be compatible with the stereo system and with each other. Thanks for being with us. In bridge-amping, an additional amplifier is added between the source and the speaker to increase the Amplifiers power output. You can connect a SINGLE speaker of the required, You can connect MULTIPLE speakers if the total adds up to the required minimum impedance or more (see diagram), Dual-voice coil speakers can be used if they can be wired to give the correct amount, TWO 8 ohm subwoofers wired in parallel ( 8 / 2 = 4), ONE dual 8 ohm voice coil subwoofer wired in parallel (gives 4 ohms), TWO 2 ohm woofers connected in series (2 + 2 = 4 ohms), TWO 4 ohm subwoofers wired in parallel ( 4 / 2 = 2), ONE dual 4 ohm voice coil subwoofer wired in parallel (gives 2 ohms), FOUR 8 ohm woofer wired in parallel (8 / 4 = 2), Set the crossover switch to low-pass filter (LPF) or similar on your amplifier, Adjust the LPF dial, if available, to the maximum level, Play music contain bass youd normally listen to, Begin turning the LPF dial down until almost no voice or upper-range music is heard (note: for reference, a good rule of thumb is 80 Hz or lower in case youre able to know the actual cut off frequency of your amp), Adjust the gain if more higher-volume power is needed when the volume dial of your stereo is turned up, Build your own bridging module (read more, Find a bridging module (these are likely very old and hard to find, but may be possible on eBay), Use an electronic crossover with adjustable phase (0-180 degree control) for each channel and set 1 of the 2 to be 180 degrees out of phase, Pro: This allows a 2-channel amp to connect to 3 or more speakers, Con: for woofer use on the bridged output, an external passive crossover is needed these are often large, heavy, and expensive for low-frequency speakers like subwoofers. I still love speakers, home & car audio, and all kinds of projects related to enjoying the sound we love. Minimum speaker loads for wiring a 4 channel amp to 4 speakers and a subwoofer, How to measure speaker Ohms with a multimeter. The manual will also help you to understand if your 4-channel amp is bridgeable or not. RE: > I am using the speakers in ohms settings to get the full dynamic range. Read the consumers information or do your analysis. If it requires more power, you can adjust the crossover settings again. 14 Mar, Last Updated on 4 will become 2, and 2 channel can become 1. nah, I just kind of ignored it. An amplifiers impedance and its minimum impedance are important to know. 13 Jan, Last Updated on The easiest and a safe way to connect 4 pairs of HiFi speakers is to use a 4 zone speaker selector switch. Both of these options are suitable for connecting multiple amplifiers to subs simultaneously. Following these steps is as simple as following all of the equipment you need: Youll learn how to connect a 4-channel amp to component speakers so that you can make the most of your new equipment. To stay safe when bridging your 4-channel amp, make sure that youre using a bridgeable amp and carefully follow the instructions. The main disadvantage of bridging an amplifier is that it reduces its output wattage per channel. Though there must be indicators on the device still there can be some confusion. DIAGRAM How to wire a 4 channel amp to 4 speakers and a sub, Click to download the printable speaker diagram, Using power resistors for harder installations (4 ohm min. Understand The Amplifier You're Using As with method 1, you must determine whether your four-channels amplifier can be bridged. - Updated The 4-Channel Amps speaker impedance can also be checked with a multimeter. Yes, you can bridge a 2-channel amp in order to double the output and power your subwoofer/speaker. Positive speakers are connected to terminal A, while negative speakers are connected to terminal D. Remove the terminal screw from the Amplifier and attach the speaker wires. The 2nd Channel:It has the same two terminals on one channel. Before doing so, verify that you have met the required minimum impedance (speaker load, in Ohms) as specified on your amplifier or its instruction manual. Connect the subwoofer output of the Channel Amp to the subwoofer. As a small thank you, wed like to offer you a $30 gift card (valid at GoNift.com). These are the four channels and their eight terminals. By using this service, some information may be shared with YouTube. The head units left channel RCA jack is connected to the left front and left rear amp inputs. Bridging is a special feature in car amplifiers which lets you get the maximum amount of power they can produce by using a built-in channel-sharing design. Ill describe 3 main system setups which Ill cover in detail. Including the subwoofer, the Amplifiers positive Hi! 19 Mar, Last Updated on How can I play two speakers on one amp using bridged mode? Yes, you can get an 8 channel amplifier or if theyre 4 speakers you can wire them in parallel, one pair per channel, to a 2 rated 4 channel amp. Youll also need to pick up a 2nd pair of RCA cables (if using them) and maybe some extra speaker wire, too. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/6b\/Bridge-an-Amplifier-Step-1-Version-2.jpg\/v4-460px-Bridge-an-Amplifier-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/6\/6b\/Bridge-an-Amplifier-Step-1-Version-2.jpg\/aid14973-v4-728px-Bridge-an-Amplifier-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"