Whenever the receiver loses the audio "codec"(signal) it should mute all of the pre-out jacks for a short period of time. By EMOTIVA_HT, June 22, 2015 in Speakers, Soundbars and Subwoofers. Douglas, There's one cause of subwoofer malfunction that I failed to discuss in the article: old age. Do you get the same popping sound if you switch the sub off at the wall & then back on again? James, The 75-150% rule of thumb about amp power applies more to world of matching car audio components than it does to home theater systems. If you no longer wish to receive the call, please click the button to cancel your request. A popping noise from the subwoofer indicates a power mismatch in the circuit. Jim in Tennessee. I have a Rockford fosgate p3 dual 4 ohm sub and a planet audio 1500.1 together I bought them from Ebay new and let my friend borrow them in his Silverado extended cab until I got my car ready well I got my car ready hooked them up and now my speaker is popping when it hits and I really hope he didnt blow my 150 dollar sub but I'm not sure if I have to buy a new one or not. Copyright ©1996-2021, Crutchfield New Media, LLC. If you leave the sub on 24/7 that could be the culprit. Jorge, Those subwoofers are actually rated for 500 watts RMS each. I have read the above threads. Their toll-free number is on your invoice. Ethan. If you are referring to a “pop” when the amplifier is first turned on (or off), that would be the sudden inrush of current to the reservoir capacitors in the power supply. After removing the subwoofer and adding it again, it is still doing the same thing. When clipping, the nice round, full bass tones turn thin, crackly, and buzzy. Unfortunately, sometimes the cause of a humming subwoofer is simply the subwoofer itself. After plugging it back in, playing music … Aftermarket subs and speakers rarely work well with factory amplifiers, which are voiced and EQed for low-impedance and low-power factory speakers. You should not leave the sub on all the time. Use an optical cable between the tv and the soundbar. I can recommend you check out this web article about setting amp gain properly. Here are issues behind speakers making noise when the car is off. The caps get charged up and discharge to try and keep the DC smooth. Bose 700 Subwoofer making a "popping" noise and cutting on and off. I ordered fuses and believe my problem will be fixed, but where did the reddish grease come from? Frank, This article refers to car audio subwoofers, where matching subs to amps is important for safety. Don, Factory amplifiers and their speakers and subs are closely matched for power and impedances with each other. Typically a turn off pop is caused either by a grounding issue, or just for the simple fact that the amp needs to turn off before all the other equipment. Disable Exclusive Mode. Polyfill is only used in an enclosure that is too small for the sub in order to make it behave like a larger enclosure. Ok good deal, thanks for the swift response. Reading this great article I came across the following sentence.."To safely drive a subwoofer, use an amplifier that can give it no less than 75%..." I just bought a Sub woofer that has a RMS of 300 watts and my AV receiver is only 100 watt RMS and at the most might go as far as 1/4 the volumn. Mfolks Posts: 5. Comments may be edited for clarity. Continue with Google. 1 - 16 of 16 Posts. I have two JL audio 12" w7's in my car wired parallel (1.5ohm) I'm using a JL audio SlashV2 (1000/1) so I only have 500 watts going to each sub....I should also state the car has a fully upgraded charging system (HO alternator, XS power d6500 battery, 0 gauge Big 3, true 10 farad capacitor, and 0 gauge wiring all the way back to the amp...I also have a JL audio HD 600/4 running 2 sets of C5 components.....ok now for my question...as I'm sure your familiar with all the above mentioned equipment...I want to drop the slashV2 (love the amp it's physical size is just to demanding of space) and replace it with the JL audio HD 1200/1. I have an taga dvc sub 2500rms and dixon 2 chanel non bridge amp 6000watt rated 800wat chanel i tried my sub in few other amps quitly is poor my vriend 500watr dixon 10inch playes harder what is the reason ismy sub damged? On 6/6 my trunk began smoking and several speakers produced no sound. I've noticed on some songs with strong bass the subwoofer will make a crackle sound and cut out for a couple seconds (not sure if that's what "clipping" is). Is it possible to hear a diffetence between two different brands of subwoofer amplifiers with the same amount of rms power and roughly the same price point? I'd check the connections in the plug on the sub, just in case something's a little loose. Hide sidebar Show sidebar Thread starter sstalley; Start date Feb 1, 2011; S. sstalley Audiophyte. I think it only happens when I turn the volume up louder. What does the gain control do anyway? or because it has adjustable power it's fine? Give us a call, so an Advisor can help you choose the amp upgrade that'll work with what you have. Thomas, Usually, a blown sub makes no sound, so yours is probably not blown, although something else may be wrong. And other two channel for subwoofer bridgeable connection . If you bought your gear at Crutchfield, you could call Tech Support for free help troubleshooting your system. When the power is cut, the relay almost instantly turns off (the pop usually happens after a short while). Just no output from the sub (none at all). Im really struggling trying to decide what amp i want to purchase to push these subs. Your amplifier may be damaged, though. Again it did the same after being on for a few minutes. His buddy Enzo smothers him with kisses during a recent photo shoot. The thread title is pretty self-explanatory anyway but basically when I shut down my PC I can hear a "popping"/"clicking" noise through my Logitech speakers (2.1 setup). Basically, instead of the speakers popping when the amp turned on or off, it now only pops when the amp turns off. Hey Buck. This could be also heat related and the DC drift increases as the output stage heats up. I have a pioneer 150w 8 inch active sub in my car. hello sir I have a kicker L3 and had it hooked up to a alpine Mrp-m500 amp the day I hooked it up I was driving for about a hour and a half and I heard the bass cut on it the same time it did in the song so I rewound the song and I was right no sound so I turned off the subs from my hu and wait until I got home turned it back on and the sub wasn't working right it made weird bass noises so I disconnected and bought 2 kicker cvrs 2003 models drove for 2 days and same thing so I turned em off for a day turned em on again to see if it would do what the L3 did and no they worked fine again so I switched out my amp and no problem since my question is what's wrong with the amp and is my L3 blown I don't want to hook it up to this amp because it puts out 1000-1500 rms not exactly sure. The amp dumps DC into the speakers as the caps let go. I worked in my high school's stage crew, running sound, lights, and a movie projector. Which subwoofer will sound the loudest? Service is great & everything arrives safe and on time. To get more bass, you'll need to add another subwoofer. If we increase the volume of the signal, the higher voltage (+V2) now tries to move the cone even further toward the front (C). Thanks! That amplifier is almost twice as powerful as that sub's power rating, so it should be no surprise what happened. Aside from the obvious major physical size difference in the amps, do you think that extra 100 watts to each sub will make them noticeably louder? Just installed two Alpine Type R 12" with an Arc XDi 1000.1 (17ft of 4-gauge power wire) in my Ford Focus and get a continuous popping sound from the subs when I turn the stereo on (stock head). It's quite a shock when the house jumps at 3:00 in the morning! Angel in My Pocket 1969 - Andy Griffith MOD DVD? Can anyone tell me for sure? Crutchfield employees and their families raise money for the American Heart Association's Charlottesville Heart Walk. This article describes how to adjust your amplifier so that your subwoofer sounds just the way you want it to. I can turn off the speakers without unplugging them by pressing a button on the volume control but even if I do I still hear this noise, although it's quieter. Opened the door, got in and started the car... as soon as the radio turned on there was an extremely loud static noise coming from the speakers. Turn off the stereo receiver. Preamp on first, wait a bit, then turn on the amp. I just installed a new 1500-2400 watt sub amp. But performance in the real world is affected by the acoustics of your car or home, your choice of amplification, and your source material. I get a little feedback/humming sound followed by the big pop.