In this article, our editors have explained in detail all the steps that will help you connect a crossover to car speakers. Car Audio Help 101. Using a regular 1/4 cable, locate the LINE OUT on the master amp. Bassmec. to do this you must set the amplifiers to output the exact same amount of power by using a digital muilti meter on the amplifiers output and matching the voltage to within 1/10 of a volt. You did not say if you were doing this for one sub or two. Connect the ground wire to a metal point connected to the car's chassis or a dedicated grounding point. This prevents your head unit from trying to deliver too much current which can burn out the turn on circuitry in the head unit. And i would only need one fuse block on the 4 gauge by the battery, correct? 4 years ago. JL Audio is an awesome product I have JL Audio. Will a 4gauge power wire into a distribution block, then 8 gauge wire to both amps be good? Answer Save. Many people think that if they have a speaker rated at 50 watts, then adding another 50 watt speaker will give them 100 watts of power. Connect your preamplifier to your amplifier. Connect the amp to the first speaker. Example: You have two 8 ohm speakers you want to connect to an amplifier with an output impedance of 16 ohms. Car audio amplifiers commonly have only a 13.8 volt supply and obtaining the voltage levels in the amplifier circuit required for even modest powers is expensive. Most people who want to connect two batteries together are trying to expand the battery capacity of their existing setup. In any case, there are a million ways to slave amps. In professional audio applications, two amplifiers are used to create a bi-amped system. The rated power of speakers is a concept often misunderstood. Do not connect a two channel amp to more than two speakers because it will damage your amp. 1/ if one of the amps has a dedicated line level output then you may well be able to wire the CD player into that one and then using a pair of phonos, send the signal out to the other amp. Look at it this way, you have a 2ch amp, look at each amp as one ch of the 2ch amp. Can someone else verify that works? Posted on Saturday, July 02, 2005 - 15:35 GMT . Source(s): many, many system installs and weekly chat's with local car audio pro's. Connecting 2 Amps to 1 Capacitor Thread starter lostboy; Start date Jun 20, 2005; Forums. Speaker Power. If you find an amp with the a switch on it saying "master" and on the other side saying "slave" that is a given that you can put these 2 amps together and you only tune the master amp with the gain and frequency because the other amp which is the slave is just there for extra power. If you connect the speakers in series, you're adding the speaker impedances together. Today you will lean the different ways you can connect 2 amps together to see which one would work the best for your situation. 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. Decide which of the two amps you like the tone of better. This is a very common wiring use of a 4 channel amp for situations in which you’d like more power available and don’t need 4 separate amplifier channels. Passive crossovers built into speakers' cabinets are used in compact music systems. Jun 20, 2005 1 0 Auckland, New Zealand. This is the amp you should use as the master. Remove any … James canty . Secure all connected wires. Is there a way to connect two amps together? The relay will then connect the 12 volt signal to the amplifiers and other components. So if you want to connect 4 speakers in total, you are only going to connect 2 speakers to each amplifier. One i think is that with 2 amps doing the work of one you don't have the same power supply interaction which can make for a less dynamic tone. Connecting in parallel increases amp hour capacity only. Nov 22, 2009 #2. Active crossovers are separate components, and are connected between the sound source (a mixer or preamp), and the amplifier. The other amp is a small 40-watt Eastcoast bass amp, I was thinking of connecting the two together somehow to give the bigger amp a bit of a volume boost Nov 23, 2009 #9. 1 decade ago. May 9, 2008 Ipswich UK Proprietor Springvale Studios . 2. Check out our amplifier wiring diagram to see how the wiring gets connected in a typical 2-amp system. Most car amps can handle a 4 ohm load, which is what it would be. If both speakers are less than 8 ohms, or the amplifier requires a total load impedance greater than 4 ohms, then it is best to connect the speakers in series. Anonymous . Ensure the ground wire connection is to bare metal. Then the same for the right channels. The head unit’s left channel RCA jack is connected to the left front and left rear amp inputs. Wiring, Electrical and Installation Help . Mga Kasounds inulit ko ulit ang Video na ito dito malakas na ang boses ko. To begin, follow the wire cutting & stripping steps from the first section (using crimp connectors). New member. this can be done two ways. Connecting 2 amps together in car.? I have a 5oow and 900w amp which I m trying to connect together. If using speaker level inputs on the amp, use the connections shown above. Lorenzo is back and is going to show you how to wire your Speakers and Subwoofers to your Amplifier!! Connecting 2 amps together . You may want to connect 2 speakers to one amplifier without individual switching or volume controls if you: ... To calculate the total load impedance of speakers in series, simply add the impedances together. For example: two 6 volt 4.5 Ah batteries wired in parallel are capable of providing 6 volt 9 amp hours (4.5 Ah + 4.5 Ah). Lv 7. I currently have 1 amp installed in my car running my subwoofer, i'm wanting to connect another amp exactly the same to that amp to run my 4 speakers does anyone know how to piggy back my new amp to my current amp. 500 and 900w don't tell us much about your amps … In most cases, you only need 2 RCA Y adapter cables. Two amps should be connected to two speakers. A 4 channel car amplifier bridged to 2 channels. This is hands-down the most reliable way to extend & splice speaker as when done properly soldered wire is extremely strong and is permanent. as far as a remote gain splitter I do belive you can use a phone splitter for that, all the cord for a remote gain is phone line anyhow. The may be labled "lineout" or perhaps "preamp out." 2/ use the tape monitor outputs on one of the amps (if either has them fitted) to the other. Also another thought if your amp has input and output rca's you can just connect the RCA from your HU to amp 1, and rca's from amp 1 to amp 2, thats the way I'm running my setup now. Method one provides the best sound quality, as it reduces buzzing and humming sounds since its known to … Most 12 volt relays can supply up to 30 amps of current which is more than enough for all your turn on circuits. Step 5 — Connect the power wire . 0 0. Connecting speaker wire together by soldering. Once all of the wiring has been connected to their corresponding wires, you will need to make those connections permanent. Crossfire amps are easy to do. Your amplifier will be connected to your speakers via the output terminals. A crossover is actually an audio processing unit, which is able to separate a single audio signal to two or more frequency ranges. Bridge mode operation helps provide the power required at lower cost. Wires must be connected correctly on both the receiver or amplifier and speakers. Attach the power cable to the positive battery terminal (not directly to the battery post itself). Car - 99 Neon Sport. Now you might want to know how to connect two car amps together if your are adding a second for another subwoofer or for the front and rear speakers. Relevance. One thing to remember, if you are going to install a second battery, you are going to have to start with two new, identical batteries. How to solder speaker wire. For this case, you want to put your speakers in series, so the total impedance of the speakers will be 8+8=16 ohms, matching the amplifier. Lv 5. Sending the audio signal from a receiver to a 4-channel amplifier's inputs via RCA cables or the amp's speaker-level inputs is straight forward and simple enough, but getting the amplified signal back to the speakers—well that's another matter.. Connecting amps is easy run the signal in from your radio to the input RCA's on the first amp, the run another set of RCA's from the output on the first amp to the input of the second amp. Same make, Amp hour (Ah) rating and if you can the same manufacture date. The basic concept is that when connecting in parallel, you add the amp hour ratings of the batteries together, but the voltage remains the same. If you connect two 8 ohm speakers to the average car amp, then yes, probably. Connecting Receivers or Amplifiers . Also, you shouldn't bypass your subs' jumper - they need both coils to operate properly. You will control gain, EQ, etc from this amp. I have two 1000D crossfires set up as master and slave. Benefits and drawbacks. 1. get two 'strapable' amplifier's that can be bridged. You can still connect a head unit car stereo with only 2 channels (left and right) to a 4 channel amp easily. L. lostboy Junior Member. click link down below. You can … This article discusses adding an amplifier to an aftermarket stereo. James Judson said: ↑ Bad Idea. The result is a functional, safe, and aesthetic switch that allows to safely connect two amps to one set of speakers and switch between them even when the amps are on, just like the $120 Beresford switch, but ours costs only $22 in parts (again including the cost of speakers that we gutted to make the enclosure). Chris, You should never connect the outputs of two amplifiers together in a system - they'll try and burn each other up. Connect cables from the output terminals of your preamp to input plugs at the back of your amplifier. N2Audio. If you are unsure if your vehicle utilizes external amplifiers, refer to the owner’s manual. 2. Any decent size combo will have a line out. From the wires coming out of the speaker, connect the positive speaker lead to terminal A (the positive for channel 1) and connect the negative speaker lead to terminal D (the negative for channel 2). U can't B like me. "strapping" two amps together doubles the output at the given ohm load. Your channels combine so you don't get "extra" channels as you asked. For tips on connecting an amplifier to a factory stereo, read this article instead. 4. The second amp will be the slave. 3 Answers . 2. use two identical amplifiers with a dual voice coil subwoofer. The left front and left rear amp inputs them fitted ) to a factory stereo read. 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