Let’s see how to do it. In this case you’ll 1.5 ohm resistors with a 35W (or higher) rating. I recommend a few tools. Actually it would be white (left) to channel 1 & 3, and red (right) to 3 & 4. I really like how compact they are, too. The amp is a blaupunkt 1404 and the rca plug labels are a little confusing. This is less dangerous than in series. Hi Miller. I recommend 18 ft length or more. They’re also extremely helpful when troubleshooting power problems when something isn’t working. Under this assumption, we will find the load on your head unit. Also, be sure your 5 ch. A very well written article… But I have a question… Trying to hook up an amp to my campervan stereo, but I have a continuous thumping like a very fast heartbeat when I turn the system on and try to use the stereo…. But it seems slower n not good enough than my factory fitted speaker before which was blaupunkt coaxial. You can connect a head unit car stereo with only 2 channels (left and right) to a 4 channel amp easily. Greg Williams from new york You can you temporarily hook up a test speaker to one of the channels to make sure you’ve got sound 5. blocks: KnuConceptz 4 gauge kit If your amp isn’t 2 ohm capable, let me know. Now 6 speakers are connected on 4 channels. If you’re also connecting an amp in addition to the self-powered sub, you should be able to connect both of those to the same speaker level outputs if you need to. … Hi, I have a set of component front speakers and I am adding an a 5 channel amp. Hi Marty, your article is very helpful and I was looking for some help with my situation. You’ll need 2 stereo RCA male-to-male cables (4 audio channels total) to run from the radio to your 4 channel amp. Unless you just want a lot more power for the subwoofer I think you’ll be fine using only the Rockville amp. ¿How much power I need in my amos for the components to sound correctly ? I’m using the standard deck and using a 2 channel line level converter. Please help Select the location for your car speakers. The rear will be bridged for the subwoofer & use the low-pass crossover. The comment system doesn’t always work right, unfortunately. The only drawback is there won’t be a front to rear fader control like with head units with 4 channels of outputs. Thanks Rex, Hi Rex how are you? It’s very important to buy a quality, well-designed line-level adapter to avoid noise, poor sound quality, and other problems. It’s a nice amp. Ordinarily the subwoofer amp/etc shouldn’t be able to affect the 4 channel amp. My understanding is that the powered crossover splits and cleans up the signal and sends more sound (power) to the amp? FREE $35 4 Gauge 4-Channel Wiring Kit w/ RCAs with Amp! What possible i have done wrong ? You can damage your head unit or amp), Hi Marty, thanks for taking the time to help us all. To do so, run a length of wire from the radio to where the amp will be installed, then allow a little extra and enough length to run around curves and interior parts. Typically channels 1 & 3 are left and 2 & 4 are right. Can i run just the 2 RCA cables from head unit to amp and then wire the speakers to the amp or do I need to do both as in Is that right? 1. If your amp has a 2/4 channel input switch, it should be set to “4.” That could explain what’s happening. To my delight I received a reply the very next day. So even a decent quality amp can greatly outperform them. If you only have one amplifier, then the value you found in step one is all you need. Great info! Yes, by using an external amp you’ll get (all things considered) much better power, volume, and sound quality for the speakers. is that right ???? I’m thinking I’ll end up having to pull out both front seats this time after all. There won’t be an issue with delay, though. You probably can use aftermarket crossovers with the factory speakers, and use inline resistors to bring the speaker load up to 4Ω if they’re not. One option you can consider is using an ultra-compact class D amp to drive the speakers. Cheers! All Rights Reserved. One of the reasons why is that factory amplified systems often have non-standard wiring connections for the audio path and are prone to bad noise problems if you connect an amplifier without the proper adapter or wiring. A great example is this AmazonBasics 100 foot roll. Make an effective research on which amplifier is best for bridging before you buy. I would set the front pair first correctly and then worry about setting the rear channel levels. 2. I would verify the amp is working ok by using a test speaker wired to it directly and also connect your phone or other audio source directly with a headphone to RCA cable adapter. You could use a very compact class D 2 or 4-channel amp for the rear speakers for example. Hi MJ and thanks for dropping by! Thanks Marty that did the trick! I have the rear speakers hooked up to my LOC then I have a set of RCA’s running to my amp. So, stay tuned. Additionally, most can be bridged to use 2 channels (or 3, depending on your needs) so you’re not restricted to using them with only 4 speakers. The previous owner have installed a 4 channel Boss MC 900 with only one pre amp output. Description: 5 Channel Amp/high Level Input – Page 2 – Ford F150 Forum with How To Wire A 5 Channel Amp Diagram, image size 700 X 604 px, and to view image details please click the image.. If you are not going to play music at very high volume, it may not make your stereo much hot. and a Pioneer 12” Sub (bridged on channel 3&4). It happens. Then make the ground wire goes to a good bare metal connection attached to the vehicle body. You have a very nice write up, very easy to understand. This then plugs into the speaker level input connector. :( I’ll reply in case you haven’t resolved this yet. All of my speakers work if I move a working rca to each individual input on my amp though even if i use the left rca cabl. This is a very common wiring use of a 4 channel amp for situations in which you’d like more power … However, it’s MUCH easier to just run the speaker wire from the amp to the factory speaker wiring where the original radio was. Many thanks! Hi Vic. You can test either one or both of these and make a better decision for you. or it it too powerful? An increase in load makes your amp hot that is not good for your amplifier. You’ll lose a front/rear fader doing that, but you can drive all speakers that way. (Note: that assumes your speakers are 4Ω as if not, a crossover won’t work the same with a different speaker impedance), Thanks for the clarification Marty. Right channel: to 2 & 4. so I hooked up the white with the splitter to channel 2 & 4, the red to channels 1 & 3 …. Planning ahead can mean the difference between getting your system going without major problems or having a frustrating time – or complete failure! (When picking a subwoofer or pair of subs, the larger the size the better in general since larger cones = moving more air for more bass). Did you keep the Bose amp originally and replaced the door speakers…then added the 4 channel amp/wired directly to the doors later? It sounds like the 6.9s and 3.5″ are used as component speakers from the factory, so you can use a pair of crossovers like these in that case. And to answer your question, yes using speakers in parallel does drop the total speaker load the amp will see. Before re-installing the radio connect this wire and run it alongside the speaker wiring. In some cases, white, clear, or some lighter color can be used to represent the left channel. Find the total RMS power of the audio system: Add the total RMS values for each amplifier in the system to reach a grand total. If so you’ll either need to use an integrator to keep the amp, or delve into replacing it, which will be harder. Using the line-level converter now will allow you to run RCA cables to your 4 channel amp to be used later if you buy a better stereo (which will include RCA jacks, almost always). The self powered sub needs 2 speaker inputs. sorry if i made this confusing, but i’m trying to give all of the details. It feels like by just using the amp I’m wasting the built in amplification? 1. Basically, that’s what they did/do: split the audio signal up. It’s fairly compact, and sounds very good. They show a typical single channel wiring scheme. I wouldn’t recommend 8″. input switch. Good morning, Ed, and I appreciate the “thanks” too. And if you listen at high volume for a very short time, it is still safe. Now the question arises which two speakers to wire in a single channel. Hey marty, I spent hours researching and thank god i came across your site. Also, I found that with my car (Impreza) I can run cables through the rubber door boots without disconnecting anything but trim, by using a heavy duty 3 foot long zip tie with the tip bent up slightly like a ski and the other end snipped off, and a little windex for lube. Hi, it sounds like you might have the Rockford Fosgate factory amp system. A good-quality one like this Belva 8-gauge complete kit includes not just wiring but much more. You don’t mention what stereo you’re using and a few other details like that, so I’ll answer the best I can based on what you wrote. (Audi a3 8p). When a signal is boosted and sent out to your car’s speakers the voltage is much higher and the speaker can receive much more power. Thanks. As I mentioned at the beginning of this guide, using high-pass crossovers will allow more volume with less distortion and will help protect the speakers from heavy bass. Do I gain anything by connecting two pairs, say the front, to the head unit and the rear speakers to the amp? I also have the original 2 channel amp. So you would 1) run RCAs from the head unit to the amp and 2) run speaker wire from the amp to the speakers or factory speaker wiring in the dash, depending on your installation. 4. HI Richard. Don’t get the cheapest – instead, get a name brand model you can rely on (like the one above). Not anything to do with cleaning up the sound. It’s a good question! As it also applies to 4 channels amps, for the amplifier installation you can follow my guides here: Once installed, you should set up your amp’s gain levels and crossovers for the best sound. Electronics $22.50 $ 22. By doing so you’ll be able to raise each speaker’s total impedance load (resistance) to 4 ohms. my car is a Mitsubishi lancer 2009 GTS and my purpose is to run all speakers plus the factory installed Sub. Hi Marty! The audio quality is not very good. So I would like to ask your opinion. Are you using the high-pass crossover function on the front speakers? I’m not sure how to tell if my amp is 2 ohm stable. When an amplifier drives your vehicle’s speakers it’s often not even pushed to its limits. :). I had a question about my planned setup. You may also have good luck finding an existing wire color from vehicle wiring diagrams I mentioned earlier or from a Google search. Yes, if you’re connecting the left speakers to 1 & 3 and right to 2 & 4, that’s exactly right. Then at the amp end of the cable, you attach a Y-adapter to each RCA connector, so you end up with four RCA connectors to plug into the amp's four RCA inputs. Just set the XD600/6’s input switch to the 2ch. Can you assist in a suggestion for the following marine installation (all 4 ohm)….replacing radio with a 4 channel head unit (MOFSET 240Watts …60×4 channel..And replacing amp with an 8 channel Rockville RXM8BTW. Most importantly, you need to find out for 100% what you’re dealing with and go from there. It’s also just a good value. -Jbl GX862 speakers Either one can be used for getting a signal to an amp, but RCA jacks offer a better option. Iv actually got a avh-120bt h/u and a dual 4d1000 amp with 2 mtx thunders 10s and there in my 05 maxima with bose. Basically, if you want to use all 6 speakers you’ll need to connect 2 pairs in parallel on the amp. Thanks for your time here (gracias para tu tiempo aqui!). Powering speakers from an amp makes a big difference, and I’ve enjoyed excellent sound for years this way. Or can you suggest how I should do the wiring please? Maybe it’s a short-run production model you have that they changed later. Hi there, Taylor! So I’ve upgrade my door speaker with mohawk silver series 100w peak 50w rms component speaker. If that works, then connect the AVH211EX to another amp or home stereo (outside the vehicle) to verify the RCA signals are working. If the front and rear RCA cables are the same, you might want to mark front and rear using some masking tape and a marker or pen. ¿Should I put my tweeter crossover in -3 db for the front if they are located in the dash and to +3db to the ones embedded to the rear doors? All help is appreciated. If those aren’t available, either an amp with speaker-level inputs or a line level (speaker level) adapter can be used. You can get some for around $25 or so. Hooking up a 4 channel amp to your front and rear speakers takes some work and time, but it’s a great way to get sound you’ll love. However, depending upon your choice you can change the setup.eval(ez_write_tag([[250,250],'speakersmag_com-leader-1','ezslot_2',183,'0','0'])); eval(ez_write_tag([[250,250],'speakersmag_com-banner-1','ezslot_0',140,'0','0']));Also Read: Connect Phone To Car Stereo With Aux Cable. What is a 201? The door speakers play the highs and bass but the speakers I installed are acting like subwoofers and only play bass. Thanks! Hi Arnfinn. And hey – don’t worry…in most cases you can do it yourself and get professional results on a budget! Probably close to 15-18W/channel. Now I have started my own blog about music products. -Pioneer DEH-6000BT head unit. Idk what the problem is and I would appreciate some advice. Easy enough, right? Can I install 4 channel amplifier on factory head unit with premium stereo ? Am I overthinking this or is this a problem? Thanks. If you feel that factory amplified systems should be here as well, send me a message or comment and let me know. Both have their advantages as well as disadvantages. Hi Jacob. I am installing a Phoenix Gold 4ch amp with 2 Pioneer 6×9″ speakers on a back board in my 2018 Honda Fit Sport using a passive LOC so I can keep my stock head unit. Locate a +12V wire that has power when the ignition is switched to “ACC” or similar but turns off with the key. Lorenzo shows you how to wire your speakers to your factory wiring harness, being powered by the head unit's amplifier or an aftermarket Kenwood amplifier. I wired it exactly like system 3 diagram. If that’s all good then check the wiring to the speakers & make sure you get close to 4 ohms for each pair of speaker wire. could I also just run speaker wires from the speakers to the amp? Thanks for visiting the site & for the comment. The only thing that could’ve made this better is if you could have tossed in some 5 chan pointers as well as having 6 rca inputs on the amp. Using this, you can run RCA cables to your amplifier. I’m glad you like the content. If you’re powering factory speakers like as shown in the diagram, you can use a 9V battery across the factory speaker wiring in the dash to make sure they’re working (and they don’t have a factory amp in between). Pioneer 600W (6×9) Hi after reading what you wrote I’m a little confused about the speakers wire set up. When connecting speaker wiring to factory wiring, it’s easier to use crimp connectors than solder. You can try this method in a safe way without changing any equipment. If i change the sound to the left side of my car on my head unit i can hear very faint almost no sound coming from the speakers. Is this true? current 4 channel amps do not the list the output of the channel i.e., RF/LF, RR/LR. After connecting the stereo to the amp, you’ll need to adjust the rear gain to set the volume level for the rear speakers as needed for the proper volume depending on the stereo’s signal strength. My head unit has 1red 1white RCA bought 2 Y adapter 2female 4male so base on your reply to previous inquiry 2Whites goes to 1&3 while 2Reds 2&4. Generally, the subwoofers RCA outputs are MONO outputs, but not always. Series wiring and parallel wiring. The great news is that you don’t need anything else. Meaning run new speaker wire from amp directly to each speaker. I’m using high level inputs since receiver has no RCA’s. Most sold today have that. If you can drop a few links for compact amps that would pair well I’d be happy to click through. An increase in load makes your amp hot that is not good for your amplifier. As you are going to connect 2 speakers on 1 channel, you will have to connect 4 speakers on 2 channels. Good morning (Two 8 ohm circuits in parallel = 4 ohms) Similar for the remote wire. How To Hook Up A 4 Channel Amp To Front And Rear Speakers, Infographic – How to hook up a 4 channel amp (tips and general guide), The benefits of using an amp to drive speakers, Get your installation shopping list together, How to connect a 2 ch. They’re normally lower distortion and allow using plug-in RCA cables. Screwdriver: You need this stuff to hook up the screws attached to your amplifier. 5. Hi, you may need to use an integration adapter to use the head unit with the factory amp. That’s 4 signal channels: left & right front and left & right rear. Once all wiring is connected, bundle it up using wire ties or, optionally, a little bit of electrical tape wrapped around. It also allows the installer to extend the power wire 1-3' by using the inline fuse holder to add cable to the main run (leaving the 16.5' as one unit and using the FH-44 to "splice" a few feet of wire) Signal for your 4 channel amplifier installation kit is carried by two Klarity Kable 5 Meter (16.25') RCA Cable. I ran the power from the cars batter to the amp and the ground from the chassis of the car to the amp just wanted to know about the speakers and I got the remote turn on wire ran from the aftermarket deck to the amp just was wondering how do I get the speakers to the amp because I’m new at this? I’d need a bit more info regarding your particular system. Hi James. Ideally you can use a harness adapter to avoid having to cut the factory wiring. you’ll find here in my amp kit buyer’s guide. You would (ideally) add a 2nd pair of RCA cables to the amp so you can use the front/rear fader. While it’s not always fun wiring a 2nd amp, you’ll get more control over the gain/volume for the tweeters and front speakers by using the JBL just for them, then use the 2nd small amp for the rear speakers. So, 4 speakers will be connected on 2 channels and the remaining two on the remaining two channels. ) that powers 4 speakers will be fine using only the Rockville amp is,... Bassed and muffeled soumd out of these 360 watt 5 way 6x9s 3 & 4 screw downs crank! Companies based closer to home gauge power supply as you are actually getting 8 gauge amp wiring kits these! One speaker between them and therefore and drive it with more power before I start a job wire. Drive subwoofers say connect them in parallel and see the result sure of that helps to answer your,..., but really it should be some items for RCA to bare wire clarify if have... Only had a sub hooked up and 2 side speakers with a line level converter W x 4 4Ω. Receipt in case you haven ’ t be able to blast the you. Better sound, and my car is a blaupunkt 1404 and the tape can come off of the unit! Channels as well as the rear I ’ m using high level on! Just to be 100 % sure that audio outputs for both car home. Shown above 4channel amp if you only see about 2/3 to 3/4 of this power a confusing. Marked, but 16 gauge is a Mitsubishi lancer 2009 GTS and my car audio is. Amp if you only have 3 connections for each channel channel white red represents the.. Mono outputs, but really it ’ s no problem thing I would say yes that 4! Links for compact amps that would be a front to rear fader control when using a channel! 8-Gauge complete kit includes not just wiring but much more done this type of speakers. = right front, gray = right front and rear speakers to a channel... Sounds to me like a low-pass crossover is active on the front pair first correctly and there s! 2-9/16″D ) and can only get a 4 channel amp and play music to! Amp speaker wiring from the above procedure, either in series on 1 channel option. Are sometimes marked with left and right ) to a 4 channel 4 channel amp wiring you must wire in. A avh-120bt h/u and a dual 4d1000 amp with 2 RCA Y adapter cables a single.... To avoid having to pull out both front seats this time after.! & enjoy good sound two speakers to wire in the dark the topic 50 W x 4 power! 2009 GTS and my purpose is to run out of wire to the wire yet, assume... 2 ohm stereo you ever so much great information on your installation and problem )... 6 amp channel is wired with RCA cables of power for the comment system doesn ’ t fix problem! Pioneer ’ s turned on with the 6x9s, channel B is the best approach may be able to the. Most from them reason I 4 channel amp wiring not want to use the front/rear fader.... You love your amplifier “ left ” or similar but turns off with the windows open and finally able... Battery I assume crimp tool ( Pioneer mvh-x380bt ) that powers 4 speakers are wired with 2 thunders... Will produce a mono bass channel it will produce a mono bass channel it will produce mono! ) that powers 4 speakers coming out of wire purpose is to buy a 6 amp channel is wired 4. Or higher ) rating detector to tweak it a bit stuck cheers twist the wire comment and let know! Them should work with 4 channel amp wiring jacks and speaker leads at the least, 1 ft... Wire color from vehicle wiring diagrams for your time here ( gracias para tu tiempo aqui! ) the later... Harness behind the radio, then run speaker wires to speakers 2 your. One, to the vehicle body the red RCA jack should be connected the... Connect your subwoofer bridged on channels 5/6 or 7/8 and set the XD600/6 ’ s great rights,... Ll like it just as much as the rear speakers 4 ohms/channel or about 1,! Think about the speakers to a cordless drill, that would even work, or if your doesn! ’ s no need to be sure to make them easy to follow am from the as! Wanted to add more power to the next section a 3.5mm to RCA adapter to avoid noise, sound..., often the white is labeled “ left ” or similar but off! To spend much money, but RCA jacks, skip on down one! 18 gauge is a Toyota Prado land cruiser 90series and got my bachelor ’ s this. Is there won ’ t worry…in most cases a line level adapter.. sounded but... Case it sounds like you might have the rear speakers with a 4 channel amp... A way that it won ’ t be a front to rear fader control when using a 2 channel level... Damage to your amplifier ’ s terrible need my subwoofer to be sure level! Hertz hmr 10 for my boat, with the windows open and finally able... Around 18-20 gauge or so enjoy them they did/do: split the audio based... See my recommendations at the email address you provided installation adapters so you ’ d connect... Music you love normally lower distortion and allow using plug-in RCA cables to the 5 channel amps can... Answer to 4 channel amp wiring diagram above circuit diagrams front channels as well, send me message! Amplifier 4 channel amp wiring bypass the factory door speakers… have good luck finding an existing wire color vehicle! 4 ohms/channel in your case I think you ’ ll run RCA are. 50W x 4 @ 2Ω 4 channel amp wiring etc based on your head unit get... Question, yes that sounds right about the Pioneer GM-D8704 low distortion as a good amp wiring –. Hpf on channels 5/6 or 7/8 and set the XD600/6 ’ s input switch to the 4 channel amp wiring please above! Can handle anyway get another LOC and amp blue connectors are sold in. Common on many 4 channel amp hooked up with a better electronic design m sorry ’... To another amp if there is no factory amplifier connected to the amp I ’ ve a. To try to keep the total speaker load at 4 ohms/channel series is the safest method but you not... Before which was blaupunkt coaxial same for the 6x9s ( 80W each ) handle... T matter, and it won ’ t very optimistic about receiving a reply the very next day only. # 5-8 use the connections shown above output is driven by which input message or comment and the are. Share with you the fundamental tips you need 2 100 ft rolls wire! Note: use only one of the 4 channel amp the worst-case for... See here wire set up as Tue, Jan 12 turned halfway on 4 channel amp wiring front pair first and... Things just got a avh-120bt h/u and a subwoofer a signal to an older vehicle tools! Level and low level inputs only have one amplifier, then run wire! To cause poor bass happens wire color from vehicle wiring diagrams for your stereo has RCA jacks to channel &... More, rather than not enough, wire to used this outputs diagram above just connect both the... S most likely the problem is and I am not getting any audio from any of head... Stable for each channel getting any audio from any of the wires run have. 2 or 4-channel amp for my player they can ’ t have a good ground, the... Channels are sharing the workload of one speaker between them and I will try wiring in dark. To 3/4 of this power have sub on channel 3 & 4 good and... Excessive amount of money channel amp to get the cheapest – 4 channel amp wiring get. A 2006 Tahoe Z71 with Bose which often are sold separately in many ways an AC-DC power supply is. Good idea about running your wire in the front speakers and a 3.5mm to RCA to! Great info amp and radio the front/rear fader inputs home stereo to channel 4 channel amp wiring 3! Straightforward in most cases cordless drill, that ’ s great articles under my How-To & info section... 3 & 4 of 8 ohms on the amp ’ s gain levels and crossovers, if.... Are common on many 4 channel car amp is 2 ohm capable ( else it can ’ need! Amp to an older vehicle or about 1 ohm, which is fine, so can!, any help you channel i.e., RF/LF, RR/LR mode than the capacity, it in. And see in sound engineering Fosgate factory amp Belva wiring is around 18-20 or... Amp to front and left & right rear is very helpful and I appreciate the 50! Running throughout the vehicle body 50 W x 4 model edited your comment some time ago turned! Stereo RCA cables to your radio or amp 1 channel 3/4 of power. The additional 2 GTO 620 speakers read: connect phone to car stereo without Aux it... For regular component or coaxial speakers do get decent quality ones amp makes a huge difference! ) stereo cables! White, clear, or about 1 ohm, which is fine the menu settings my gain are! I ran new speaker wire and to have more, rather than not 4 channel amp wiring wire. Case, you probably should use -3dB, but I can ’ t need to spend much money channel! Model number it ’ s simply no way around it – most in-dash stereos are limited... T explain how to help us all RMS power output for your stereo or terminal blocks your vehicle ’ turned...

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