Head unit only has 2 rca subwoofer output. What? I've never seen this.

Head unit only has 2 rca subwoofer output 4 to 6x9s and 5. We used splitters like this on a ton of installs. The stock head unit on the boat is Fusion item MS-SRX 400. Subwoofers with 2 (stereo) RCA jack inputs, however, are fine using standard male-male RCA cable pair. Yamaha RX-V367 receiver, and a Jamo Sub200 subwoofer. Be happy with a nice setup. Aug 22, 2009 · I have a surround sound processor that has one subwoofer output. 7" Samsung Tab 2Kenwood KDC-X896Clarion EQS746Sundown X-15DC 3. What head unit is this? Apr 1, 2015 · Yep, 4 channels, one speaker in each door. Do I just connect Mar 21, 2018 · From my avr subwoofer out, I split the line in three. Aug 22, 2013 · Do you put a Y splitter RCA into the headunit subwoofer out and run it as normal, or do you just connect ONE of the RCA's to both the headunit and the amp because the amp "knows it's mono anyway and only needs one" The general consensus basically leaves 2 answers that make sense, but nothing definitive, and 1 answer that's just asinine. My android headunit has only one subwoofer RCA out. 31, full max volume 40 it is 4. Will there be any difference? Aug 19, 2013 · I just tried to get the voltage coming off the RCA's (subwoofer preamps) with my DMM at full volume (speakers off for sure) with a 50 hz test tone (no EQ or filter) and I got 1. Get a normal RCA - RCA to plug from the +5's left RCA out to the subwoofer's RCA in. However, I can't get any sound to my amp from my head unit. I've seen tons of units that have one output that can be switched between sub and full-range (be it front or rear). Here’s how it works; Jan 28, 2019 · "If you are connecting your subwoofer to a pre-amp/processor with a LFE or Subwoofer pre-amp output, connect a single RCA cable to the LFE/ Left input. That setting is intended for a head unit RCA output. My Jamo Sub 200 subwoofer has an L and an R RCA output. Feb 18, 2020 · Now it does have the advantage of less noise pickup on long runs of cable, but manucacturers like pioneer, alpine, kenwood etc have combatted the noise issues with high voltage output from the rca's (pioneers are now 4 volts peak to peak on the rca's while android is still something like 1. Actually two: One balanced output and one RCA output. My head unit has 4 speaker outputs and 2 individual RCA Outputs. This is exactly how I have the EQ on the head unit set right now. 86. Nov 13, 2013 · The only way to get the speakers to work was to hook them up to the RCA cables and plug them into the head unit. But, I noticed that the amp has a left and right RCA input, even though it is a single channel amp. Why is this? Do I just split the single RCA coming off of the head unit for the sub output? Mar 20, 2024 · RCA is cleaner than high level input. Can i use the audio outputs (RCAs) e. Jan 17, 2024 · So, that’s how you can set up when your subwoofer has two inputs, but your receiver has only one output. The amp I want has 5 channels but also comes in a 4 channel variant if that would be better. You would also assign the sub to the rear (or the front, doesn't matter) Dec 29, 2024 · To test the RCA output, first, visually inspect the RCA sockets and cables for damage. So I went out again and bought 2 RCA splitter cables, and I've accepted the limitation of not being able to fade front-to-rear. I've never seen a head unit from a major brand that had only a dedicated sub-woofer output. The receiver has a single RCA jack labled "Subwoofer". i want to bridge channels 1-2 and 3-4 with the 2 speakers so they have maximum power. Finally, using a multimeter or phase tester will allow you to check whether the RCA output is working or not. When you set up the receiver you or the receiver determines which speakers are capable of playing bass and the receiver removes that bass from all the "small Jan 27, 2013 · Ok so i have a high's amp and a subwoofer amp but only have one rca jack output on my head unit!!! So my question is how or what do i need to do to keep that head unit? right know i have a spliter on the one set of rca jacks , so if i turn the sub level down on the head unit it also turns down the high's Any help would great, THANKS Jul 10, 2010 · Head unit only has 1 sub rca output my mono amp has 2? Thread starter King484; Start date Jul 10, 2010; Live activity Jul 12, 2010; Replies 8; Views 29K Tags Jan 24, 2015 · I had a JVC double din(not low end) and it had a single sub out as well. Aftermarket head unit with only rear left and rear right rca outputs. Next, you can switch the RCA cables and use another pair to see if the problem is within the cables. I'd say if your amp has a pair of inputs, then use 2 RCA cables. Right now I have L/R RCAs between them, with 2 dedicated cables, the HU is set mono and the amp is set to 1+2CH. Amp does not draw much power (backed by 2 comments) Users disliked: The amplifier produces poor sound quality (backed by 2 comments) The amplifier overheats and malfunctions (backed by 2 comments) The amplifier does not produce the advertised power (backed by 2 comments) The only RCA cables I have are for the amp to my subwoofer. At volume level 38 my Front RCA voltage is 2. Got 15m (bout 50feet) of 1/0 gauge welding cable for just $50. tl;dr - use the wires in the harness or get a new head unit. RF R2-300X4 amp has stereo RCA PASS-THRU. 1application where the customer only wants to use one subwoofer. Mar 30, 2022 · If you have two SUB OUT RCA connectors on the rear of your Android head unit, then connect these by those RCA/Phono cables to the two SUB IN connections on the sub. I found a JVC unit that did exactly all of those. I have the high pass filter on the head unit at 125. You need 8 channels of amplification but you have Jan 8, 2025 · If you want clear and improved sound from your stereo speakers, the head unit RCA output must function optimally. When I plug my ipod directly into the amp, the subwoofer works great. DIY Installation When we include a Digital Signal Processor in a car audio system that has an aftermarket head unit there can be some confusion on where it is best to get the Jun 25, 2022 · The included wiring harness only includes one set of rca's for FL and FR. The RCAs provided in your very, very cheap head unit are made for an aftermarket subwoofer or a set of extra 6x9s powered through an amp. SUB_OUT is the sub-bass output for a sub-bass speaker (MONO) SUB_OUT_L is the sub-bass output for a sub-bass speaker (LEFT Channel) SUB If you want to connect an external car amplifier to your stereo, you must have a working head unit RCA output. While using the setup from head unit RCA to amp, it was already set to Lo, and the signal was very poor. What is the best option here? Just use a single RCA, the Kicker HS10 only needs mono input and nothing will be lost. Jul 21, 2024 · Configuring the Head Unit Settings. Plug my computer/Ipod (i'm fine with one at a time) with the mini-jack input, connect the two speakers. g. It’s a feature that allows for higher-quality sound to be produced from the receiver, thanks to the power of a dedicated subwoofer. To set up your system properly, you need to connect the RCA cables correctly from the head unit to the amplifiers. The output to the stock speakers works perfectly. AV OUT 2. My HU has 2 RCA ports for a subwoofer Run some RCA cables right the the amp for the sub If an Amp has 250W per channel at 2 ohms and my speaker setup has 8 ohms per channel how many amps will I get ? Apr 9, 2006 · hey, can any1 plz give me a rundown on how to hook two amps to the one sub, already have one amp hooked to it, going to be using two, 2-chanel amps. Jan 5, 2007 · No do not do it or you will ruin the outputs when you conbine them,probably what you read was a single subwoofer output going into 2 signals on a sub that has left and right ,that is ok since on most subs they have a L/R input and when you feed both from the single output from your avr you get a 3 db boost. Is referring to the Sub input, it cannot be talking of anything else. My right subwoofer only gets a right in. I may be looking at this wrong. Dec 22, 2012 · My head unit is a Sony CDXGT350MP. Also, if you have a dedicated sub out make sure you're adjusting the output level for the sub in the head unit. It’s actually a really solid head unit, and my dad wants a touch screen. Mar 6, 2018 · What I know (I think) is I should set the HU to Mono for the subwoofer output so I am not summing a L/R stereo signal at the mono amp. Modern head units come with various settings that need to be configured correctly for optimal use of preamp outputs. Plug the cable into the "right" jack of the subwoofer, live happily ever after, or get a splitter and plug the cable into both jacks on the subwoofer and live happily ever after. Is this right? Reason I ask is bc if the head unit only has one set, the way he said it is ,that I put these on the amp. Came with the Loc show in picture to adapt for a amp. My deck is an avic f700BT. I called crutchfield and was told I need to buy two RCA Y-adaptors. I have a Pioneer head unit with Network Mode (high, mid, low RCA outputs). problem is my pioneer head unit only has two rca outs and I have the subwoofer output to skar 1500. I did this for a while, because I had to take my subs in and out of my car for work. My only problem is my hengcheng which is like a teyes c3 clone only has front rca output and I want to leave my front speakers on the tda7851 built in amplifier and connect my rear speakers to a 200w amp in the back. I forget if you use the arrows or the func button to scrole through the different settings anyway the subwoofer on and off is in there. 5V preouts and only two pairs. and the Front 2 door speakers hooked to Left/Right Front RCA. Simply plug the Y-adapter into the output on the head unit and connect the RCA cables to the corresponding inputs on the amplifier. " The last word INPUT, this is your key. No crackheads here, I just get the good prices from people who don't know what they're selling haha. I am planning on running the speakers on a 4-channel amp, and adding a sub on a monoblock. If your Android head unit has only one SUB OUT, but your sub has SUB_IN_L and SUB_IN_R or just two RCA sockets, how do these connect? Not the speakers. Firstly, having a single subwoofer output allows for better control over the sound. Oct 2, 2014 · 2. If your head unit comes with only one RCA output, you can use a single RCA Y splitter cable to connect two amps. What? I've never seen this. If this is the case, you could run the front speaker outs to your front speakers and bridge the rear to the sub. , and then RCA to the amplifier, then connect the amp outputs to the speaker connection that used to be at the head unit. 5 din Pioneer head unit. However, if the head unit RCA output is not working as it should, your music will not be amplified. OP can infact run a regular RCA to amp and then use 2 female to 1 male. a "typical" head unit will have the subwoofer output with two rca female connectors, (one red and one white). When I was hiking it up into the SWR and SWL plugs I was getting no sound from my subwoofer so I plugged the rca cables into the ports for the rear speakers. However on the amplifier their is L and R inputs. Which led to another problem - the head unit only has 2 pre-outs. 25s I’m gonna guess I have to split it, and of course I think I bought the wrong spltters … this is the hardest install I’ve ever done Gain just matches the amp to the input signal. Nov 29, 2008 · My NAD T744 receiver has a Sub 1 and a Sub 2 input. I am able to use some RCA Y cable adaptors to connect the amp that has my speakers (turns the two sets of speaker RCA's into one set). My Sony head unit only has a mono sub output. The kicker hideaway unit can be connected to a rear speaker (or any full range speaker) and the sub connected to a sub output. The 4 channel amp I am using has front and rear rca inputs. Mar 8, 2024 · You can connect a head unit car stereo with only 2 channels (left and right) to a 4 channel amp easily. Better yet, they have SUB_OUT_L and SUB_OUT_R for greater compatibility with the various aftermarket subwoofers available. I called Alpine and they gave me the same response. The only reason you would use the other two is if you had a device that didn’t have two RCA outputs. Some amps are perfectly happy with only a single input, others need both to work properly. But this requires 2 sets of RCA cables. This cannot Dec 28, 2015 · The head unit only has 1 set of RCA's just left and right out, I am going to hook up an amp from the head unit to the 4 speakers (2 front/2 rear) and want to connect the subif I have the 4 speakers hooked to the amp via the speaker wires (hi input connector to amp) can I then use the RCA on back of the head unit to run the sub? May 9, 2006 · Can't say that I have ever seen an entry-level HU that featured only one set of preamp outputs have those outputs as dedicated sub outs. Using only one of the HU sub outputs should work just fine and the color you use doesn’t matter as long as you correspond one from the head unit output to the amp input. Adding a Y splitter doubles the drive voltage at the line level inputs. Now that I've remembered I have this sub and amp I'm wondering if I can hook it up. It is a common situation that can be resolved quickly and easily, as you’ve seen, by using a Y-splitter or connecting as mono. And high levels out for the rest of speakers. 4 speakers one sub. Can I use just 1 RCA and run to one of amp's inputs and sum the signal L/R to 1 output? Or is it better/necessary to run 2 RCA cables to 2 amp's inputs and split the L/R signal in minidsp to 2 outputs instead of 1 output. I want to add a 10" subwoofer and 400w or similar amp. 5k @2ohm HatersGonnaHate's 02 Civic UBL ELD Bypass for I retained my factory head unit but added some subs and replaced all of the stock speakers. This used to be a big problem when head units have very low voltage RCA outputs. I was just curious about this issue if anyone can shed some light on it. I’m also having less power output from the sub in the winter car (level 8 or max is around -10 in my summer car) has anyone experienced this kind of issue, hoping to fix the issue with my head unit by resetting it. Minidsp CDSP. Should I be connecting the L and the R from the sub to the Sub 1 and Sub 2 on the receiver, or would a Y adapter just to Sub 1 be better? Thanks! If lc2i has 2 outputs left and right. 8V each with the subwoofer output level set to +6 (maximum) and 1. Someone mentioned the head unit voltage could be too low of an output for my amp. My subwoofers don't care if they have just one rca in or two. Jun 15, 2023 · For reference, the head-unit is a ILX-W650. If that's low, you wont get much output. its 300W 4/3/2 channel. Lc2i has one ouput and you split it into 2 to go to an amp with 2 inputs. this head unit has only one female connector which is black. Mar 16, 2022 · It is in a 1972 super beetle convertible I am restoring. Sep 4, 2017 · Bought a new P200-2 for my component set for $50 just today. I have 2 sony subs, connected to an adequate amp. Let's say channels 3/4 (left and right). I am planning on running midbass and subwoofer amplifiers off the "low" output. Likewise for the right channel. I’d like to install a subwoofer in my son’s car but I have no idea where to plug the rca cables in the Kenwood DNX5140 head unit. Y adapter (one male to two female) on head unit "low" output, then two pairs of RCA wires ran to the back to the If your head unit only has two RCA outputs, you can still connect it to an amplifier. My advice is to just do without for now as trying to power the factory sub will not result in any decent quality in sound. There are front/rear preamp outputs for other things, but it seems like the output specifically labeled “subwoofer” is the one I should be using. I have an Alpine M500 amp and a sub. example you run the sub out from head unit to 1st amp, and then an rca from 1st amps line out into 2nd subs amp line in. May 29, 2010 · I am getting a 4 channel amp, I'm gonna bridge 2 channels to run a 10 inch sub and give the other 2 channels to the front speakers, one to each. Thanks for your insight! Mac My head unit only outputs a total of maybe 80-90W RMS to all the speakers so I don't want to over power them with the sub. Mar 19, 2009 · Assuming the head unit does the summing internally, there will be no problem using the amplifier with a single input, as all the amplifier does is sum the left and right information (L+R) anyway. Though, I still have a leftover set of RCA's which come from the amp that's connected to my dual subs. i'm assuming that the power, trigger cable will just be a repeated process, but the rca's and the output from the amp to the sub is my main concern. I tested my RCA cables output voltage. Sep 3, 2012 · I have a older 1. So for me this says, for single LFE, connect LEFT input and only left and you are done. Then theres the 2 RCA's cables i need to plug in from my amp. the rear signal, even if you only want it to pick up a "mid" signal should still pick up at least until about 2000Hz which is well beyond the range of a subwoofer signal. I got a Y splitter like this: In all honesty, it's for a sub out and you only ACTUALLY need one. Or SoundQubed Q-LOC5 Dec 24, 2024 · Whether you're installing a subwoofer or an amplifier to your car stereo, you must know where to plug RCA cables in head unit. Dec 31, 2024 · If you’re using a subwoofer with a single RCA subwoofer input jack, you may want to pick up a “Y” RCA adapter to combine both receiver channels on the output side into one. You then just set the two inputs to drive all 6 of your DSP-408 outputs. If your head unit only has line level subwoofer wires then youll need an RCA to line level adapter shown below (figure 2) to integrate the sub. I have a 4 speaker set up on a motorcycle ( 2 front, 2 rear). The other end of the cables will plug into AN input on your 4 channel amp. I have the same DSP-408 in my daily driver and it is one of the best sounding car audio components I have ever had. (If Audioengine says it has to be the left output) 4. I would suggest that the single set of RCA outputs the OP mentioned are likely configured as "rear" outputs with no crossover controls on them. It seems to be working okay and bass is just ok. Hi, so I bought a new sub with inbuilt amp and has two RCA inputs on the amp. The subwoofer came with a (ridiculously long) single RCA cable. I’m not looking to spend $200+ on a head unit, but there’s an Atoto head unit on Amazon which has amazing reviews for the price. You will need to use a Y-adapter to split the signal into two channels. And I’m running all mids and highs from this . After reviewing the pin-out of the radio I found out that the rear channels pins were unpopulated on the C plug position 1,3 and 4. I will be using the built in amp to power my car speakers so this wont be a problem. Wiring and source button AUX input. The amplifiers do not have RCA outputs, just inputs. Sep 13, 2009 · I just picked up a 4 channel Alpine Amp for $30. I have an older pioneer headunit and it has 3 sets of rca out puts but only 1 is labeled for subwoofer. my head unit can only have one set plugged in. ( that is what the gain control on the amplifier is for) I don’t know about your exact head unit, but many will only allow subwoofer control through the rca output. Connecting the Subwoofer Amp: - Since your head unit has only one output for the subwoofer, it is usually a mono output. I didn't have it in mind when I purchased this cheap head unit - all I wanted at the time was bluetooth. I have my signal tied into the wires of one of my rear deck speakers to get the signal and then all I had to worry Apr 19, 2005 · This is typical for lower-end receivers. But just in case the rear/sub channels aren't actually switchable and it really is only fronts and a dedicated sub out, then you will not want to run the rear speakers from that sub output. front left, rear left will output the exact same). Yes head units exist with 5-6 RCA outputs, Front L/R, Rear L/R and either 1 or 2 for a sub. I know JL has this option but not looking to spend that much. The head unit’s left channel RCA jack should be connected to the left front and left rear amp inputs. The good news is that the factory subwoofer works. The max volume is 40 on my headunit. Ordinarily, all you need is 2 RCA Y adapter cables. It depends on the head unit, most head units that only have one set of pre outs only have sub pre outs. This output cable is not RCA but a single jack (like a male headphone jack). 4 volt PtoP). It'd only be a problem if it was vice versa. I've ran sound digital amps that only have 1 input this way and never have issues. But saw a video saying that style LOC distorts audio and amp will just make it worse. For 1) You'd probably have to get an HU that has a sub out and a sub out volume control For 2) You should have a low pass filter on your amp for your So you want to use the 2 white, 2 grey, 2 green and 2 purple wires coming out of the wiring harness to power your speakers. The RCA’s are generally just providing your amp the input of an audio signal for the amplifier to strengthen and push through the subs. So, here are the possible reasons, identifying processes, and fixes for no RCA output head unit issue. Use a Y splitter to go from head unit mono output to kicker stereo input. But it also can be used to turn on an amplifier. I did try the other two settings, but they both only made the signal worse than it already was. Apr 28, 2015 · Get 2 of these: Krystal Kable Twisted Pair Y Adapter 1F2M - Merchandise Run 4ch RCAs from the head unit, then connect the above adapter to 2 of the channels, which will make 6 total. My head unit only has a rca for a sub. If you ran two pairs of RCA cables, one will go into the SUB output on the head unit. It only has one set of RCA's. I was thinking of upgrading the front and rear speakers but was wondering If/ how I could amp them since my HU only has 4 RCA outs. . Jul 6, 2015 · For one, the RCA outputs usually only have 4W or less of total power output, so even if you were able to adapt them for the purposes of the factory sub it wouldn't really do too much. Aug 11, 2011 · Also, what is considered to be the optimum crossover frequency? I believe the sub has a frequency response of 28Hz - 400Hz. The head unit has FL, FR, RL, RR RCA outputs, and none specifically for a sub. My sub that is plugged into the subwoofer labeled rca works great, but the sub that is plugged into the other rca output moves, but at about 5%. I can set the Alpine amp to 1CH so it only uses the Left RCA. so if you send the sub amp a subwoofer signal then your rear speakers will only have a subwoofer signal as well. Sep 16, 2012 · My receiver only has 1 sub out, so I put a y-adapter in and ran them both straight to my car audio amp. 93 Aug 10, 2021 · However, if you want the ability to control front/rear fade from the head unit, then you should add the second set of RCA's that you have. 01 volts. From there, you would assign the front output channels to the front input RCA, and the rear doors tot he rear RCA input. 2V each with the subwoofer output level set to 0. Can someone help explain to me exactly how this would work? Don't worry about it if you are using your head unit to power them. We would like to show you a description here but the site won’t allow us. Sub stage is mono and you only need to plug one RCA to resist the signal from the HU to the sub amp. once the unit is off hold the function button until the time starts flashing. Oct 5, 2010 · Setting up a stereo system. Connect your sub to the Sep 6, 2018 · The sub out of the receiver is a single mono bass only output that has both the crossover frequency, that limits how high in frequency the woofer plays, and the level set in the receiver. There is only 1 set of free rca connection cables at the head unit (1 red and 1 white) but the output cable harness from the amp has 3 sets of RCA cables (Left, Right, Sub; 3 red and 3 white) that need connected to the Technically, there are three ways of splitting the RCA signals for multiple amps. Mar 29, 2007 · I recently put an amp and 12" sub into my car. the 2 front left and right to send the signal to my subs amplifier. And now purchase a 2channel Cadence FX102 amp and 12" Pioneer sub. Was wondering if these are fine. How is the signal likely to change when the output is changed from Rear to Sub? Does it change the head units crossover freqency for these outputs? As far as the signal to the sub amp, if the head unit only has one RCA output you can split it with an RCA Y cable if you need to. The red socket is for the red RCA cable of your amp or sub while the white channel is for the white one. Worked just fine, so I'd imagine it should work the same from a head unit to an amp. Anyway my dad somehow made an adapter so that jack could plug into the RCA plug of my [custom] subwoofer. Moving on to the head unit It has Front and Rear/Sub RCA outputs. All amps have an input per channel. The loudness should technically be the same. Mar 11, 2022 · This harness contains RCA line-level inputs to connect to the pre-outs of the head unit. My problem is that at the back of my JVC h/u there is on a single RCA output for the subwoofer. If your sub amp has a remote level control, you could use that for sub level and then you would only need 2 rca cables from the head unit. Otherwise, your amplifier won't enhance the low-level sound quality and the speakers might not play anything at all. So i have the 3 back factory speakers hooked to the left/right Rear RCA. Run the sub out RCA to the first one then out put the first into the 2nd. An input is (most of the time) either going to be "low level"/RCA or "high level"/speaker. Help splitting Mani output between Vali 2 and. Then wire the subs like normal. Oct 1, 2006 · Two RCA inputs can also be used to sum the L/R stereo outputs in a 2. Professional vs. Get an intercept harness that goes from the head unit speaker outputs to a line output converter / DSP / etc. I have a KTA-450 amp connected to it for the door speakers, and I use a S2-A60M amp for the sub. Will using a splitter to add the sub RCAs to the rear speaker RCAs cause any problems? Nov 16, 2005 · This way you have the effect of a line driver, which keeps the signal voltage high. Unfortunately it only has 2. Not really worried about fader front and rear as i always leave it in the middle. Or get something like the DS18 V5HL. SUB_OUT. 1. Back in the day when RCA outputs weren’t a standard thing you had to buy a mid to high end head unit to get a 4 channel RCA output, much less a sub out. One question that often comes up when it comes to head units is why they only have one RCA subwoofer output. You should use two volt meters on the output side "speaker wires" of each amp. When reviewing the documentation for the new head unit, it provides the expected RCA Pre-out 5v ( 2 pair ) but also this subwoofer line out w/ x-over that appears to be a single female RCA connector. Which would be better: 1. Jan 31, 2006 · I can't tell if he's asking 1) if he can control the VOLUME of the rear speakers and sub seperately or 2) he's saying that he doesn't have a low pass filter set and mids are coming out of his sub. If you want to use 2 subwoofers in your surround sound system, I've been told you just get a "y-splitter" and connect both subs to that one splitter. One to left subwoofer, one to right subwoofer, one to amp (which drives my twin Buttkickers). Do I need a head unit with more RCA outs if I want to run the powered sub and a 4 channel amp for all 4 of the new speakers, or could I just use a splitter. Aug 28, 2001 · I have the Pioneer DEH-P7600MP and there's a separate output for a subwoofer. Feb 17, 2023 · What’s Subwoofer Output On A Head Unit? Subwoofer output on head units is music to the ears of car audio enthusiasts. Aug 25, 2020 · I have a 1500w rms amp connected to the green subwoofer output and a dayon max mx12 and its clear as day. This includes setting the correct output levels and ensuring that the built-in crossovers are adjusted according to your system’s needs. Lastly, for the sub, as I'm using a ported box I need a High Pass filter (my box is tuned to ~45Hz). Jun 29, 2012 · Some 4 channel amps also have an option to get the input signal from only the "front" set of RCAs. Here's how you can do it: 1. Jun 14, 2003 · This is so you can control the factory subwoofer gain from the head unit instead of only with the volume which can be difficult to integrate properly. Jun 1, 2018 · Hi. Let's get into the details and find out RCA Feb 3, 2013 · Ok, im a little confused, this head unit im putting in has 1 (one) sub output, so there is a left and right input on the amp, and only 1 (one) plug to plug to in in the head unit, Should I go buy a "Y" connector ? Im confused on this, been a while since I installed a deck and was not expecting to run into an issue like this The amp has a pass through on it. Speakers are working fine at all times, only issue I have is with the sub The two 6. Most head units have a pair of subwoofer outputs. Jan 27, 2008 · The stock HU has no separate sub INPUT wires only separate sub OUTPUT wires from the stock amp, most likely there is an internal crossover in the amp that separates the rear signal into 3, 1 for the sub, 2 for the rear speakers The problem is that the subwoofer requires 2 inputs, while the head unit only has one preamp output that’s labeled subwoofer, meaning I can’t connect them. Most devices have these outputs so you can keep sending the signal to the next device without a dsp. You can do one of two things. Aug 20, 2013 · I just tried to get the voltage coming off the RCA's (subwoofer preamps) with my DMM at full volume (speakers off for sure) with a 50 hz test tone (no EQ or filter) and I got 1. I have seen other similar ones with the 4 channels, but they are just splitters connected to the same 2 channels. Powered speakers To set up your system properly, you need to connect the RCA cables correctly from the head unit to the amplifiers. Most heads with a sub output have a separate level adjustment. The 3 sets are labeled as follows. While it may seem inconvenient at first, there are actually multiple benefits to having only a single channel of subwoofer output. Apr 11, 2007 · I just purchased the jvc kd-avx33 and I am having some trouble with the subwoofer output. I think I was getting no sound because the setting “subwoofer” in the head unit was set to off. 3. My subwoofer RCA voltage is as follows, Volume 38 with subwoofer level 0 = 0. FRONT My first inclination is to use the set that says REAR/SW. Only issue is if you have a noise problem. I'm not really up for using the speaker level input as the signal will not be a clean as the RCA's will put out. In my case, the left subwoofer gets a left and right in. Thinking about it I probably should have spent the extra $40 to get a Pioneer with the six 5V preouts but I didnt know about preouts at the time and wasnt planning on replacing my speakers or add a subwoofer at the time. 5 rear deck subs are little skar subs, and the loaded sub is a 10" skar sub. my question is how do i connect Oct 20, 2020 · So I'm adding a 1 sub plus 4 speakers to my ride. Mar 9, 2011 · But in my head unit, the EQ seems to effect EVERYTHING: head unit speaker outs, sub and front RCA outs, you name it. This makes it possible for audio signals to travel to the amp and be converted into powerful signals capable of driving the car speakers. REAR/SW 3. Mar 13, 2020 · So the head unit sends a 12 volt signal on that wire to do this. When you play two different music tracks at the same time, the subwoofer can’t handle the power of both signals at once and will overload. Nov 24, 2022 · Amp - Rockford with 2 RCA inputs. Keep in mind this subwoofer was I've had this old sub and amp combo sitting in my garage forever. Temporarily, I connected the RCA'S from Amp to Audio(L) and Audio(R) outputs on HU. Nov 8, 2009 · It has 4 audio outputs RCA (Front and Rear, Left and Right) and my sub requires 2 RCA Left and Right channels. Keeping the signal at a higher voltage down the length of your car effectively lowers the noise floor. Mar 28, 2012 · the pass through output on any given amp will only pass through whatever signal is it given. 59, vol 38 sub level 10 = 1. What is the proper way to wire a front speakers input to the amp? Rca splitter or Line out converter? Apr 21, 2002 · I have the same head unit and to turn on the subwoofer feature turn off the head unit by holding the source button. I would prefer to have all 4 speakers amped because I'm getting a fairly beefy amp that will have plenty of power left over for the speakers. Jul 13, 2022 · So the head unit has 4 outputs, of which you would use 2 that you would send to your amp. Im looking to power component set up front and a sub. I am trying to replace my dads head unit because I’m installing some speakers an amp, and a sub. The splitter cable provides a new port for the amp. What you will want to do is purchase two sets of RCA y-splitters (1 female end to 2 male ends) like these (they are sold at my local Walmart for $4). The head unit I'm using only has 2 sets of pre-outs (front and rear). Hope that helps. Is this correct? The reason subwoofer inputs have two channels is because stereo audio signals can only carry so much energy. Volume level 40 sub level 0 = 0. Not in the mood to buy a new head unit lol. The only issue will be a 3db loss in input voltage to the amplifier, which can be compensated with gain. Jun 4, 2017 · My question here lies. I tried two sets of RCA cables, so I figured that my HU must be busted. My name is Adam This is my Civic Build. There are what looks to be, 3 sets of red/white rca outputs. Some amps have a line level out, so you can daisy chain them. Head unit only has 4 rca but I want to add a second amp. This means that you’ll get a much deeper bass sound, as well as a more defined mid-range Oct 1, 2013 · I have a jl audio amp(a6450), a jl audio 13" sub in box, and an "axxess" line output converter that I am trying to install into my 2010 Hyundai Accent GLS with my factory head unit. And most mono amps have a pair of subwoofer inputs. Feb 10, 2010 · So my system will only have a left and right channel, it will not have a front/rear (e. Nov 27, 2024 · Head unit only has a single RCA output for SUB, but Kicker HS10 powered sub has stereo input. Its an aftermarket sub, its currently installed with rca cables on a pioneer avh-x8800bt, everything works as it is supposed to, the issue is that i want to switch between headunits, the head unit i want to switch to only has one subwoofer signal out pin I ended up getting new speakers and a powered sub. if anything you I just recently bought an aftermarket headunit to replace my old one, though it only has one RCA audio output. I also used both slots on the HU, plugging the white RCA into Sub1 output into the white RCA amp input & the red RCA Sub 2 output into the red RCA amp input. 1 to two vd10s and then theb” 75. Dec 12, 2006 · Hi all, I recently installed a JVC KW-AVX700 double din DVD. Mar 30, 2022 · This is why some better-thought-out Android headunits have a subwoofer output. In its simplest form, a 2-channel car stereo has two RCA channels on its back. So i don't have room to plug all 3 in. 63, 39 it is 3. What I'm not comfortable with is wiring the amp to the head unit. Right now the head unit only has one RCA output and that is attached to the powered sub. wwieykh ztk mxhyvgd mnwo pgi bjhg ojbhe plgnp nbuh rebkglp xzj yrco cwoiurt webmmuz pjuvbrsw