When the subwoofer crackles in your home theater system, you hear the wires go in and out of their terminal. The speaker wires are too close to the power and ground wires. Feb 18 . Red (Default) Blue . Noises are caused by these conditions. 2. your RCAs are probably screwed. we can discuss other options for that. Mar 19, 2013. This has only happened with this amp/sub combo, and I haven't really done anything to try and stop it because it works fine after that. Home. if i don't turn my amps off before starting my truck (after the headunit tells the amps to turn on) my amps bottom out my speakers when i turn the key. 1. You may hear this when you initially start the car and the amplifier switches on. The noise may also be due to loose connections in the circuit. If during your car speaker repair you notice that the popping noise is only coming from one location, it is likely that this one speaker has a broken wire or connection. example my prd1000.1 gave a loud boom, when turn the key straight off.. the boom is the extra voltage on the amplifiers voltage rails leaking out of the capacitors to the subs.. my 2 2500ds do not give me that boom!! Subwoofer popping when you turn it on can be caused by a wide array of things. About 8 seconds after turning my car on or starting the electrical system, my subwoofer makes a popping noise, and then everything works fine. Apr 21, 2008. there are 3 options. Other common causes are loose wire/connections, interference from your A/C, or just from trapped air in the subwoofer cone. I think it does it right when the Amp starts up . If we increase the volume of the signal, the higher voltage (+V2) now tries to move the cone even further toward the front (C). I'm not sure if the remote turn on wire would cause the pops described as that would be the power being cut off or not when the car isn't. However when I do start to turn the key, it does sound like the subwoofer is having air squeezed through it. 2. make sure ur rca's arent pinched or around the ground. 3. could be your deck. 3. 3. you have a ground in the deck. When you experience popping sounds from a subwoofer at home, the result is almost always a wiring issue. The RCA is not shielded and not OFC. Then I start the car and the 'air sound' stops. A pop noise is frequently heard when the gain setting on an amplifier is set too high. Sub "pops" when car is turned off Theme . New Subwoofer Pop - Ford Truck Enthusiasts Forums . . Jun 18, 2020 #1 I have a subwoofer that pops when not receiving a signal. the problem is actually the amplifier 90% of the time. After I start listening to music pretty loud for more than around 5-10minutes (or just normal level for long periods of time).when I turn my car off the sub makes a thump or popping noise. A power mismatch is not the only issue that causes a popping noise from the subwoofer. Orange . A car system yes. 2. The vibrations caused by the lower frequencies can jiggle out the connections, creating an interrupted circuit. If the popping sounds are coming from the receiver, it sounds like a bad electrolytic capacitor somewhere in the audio chain. Audio . . The subwoofer works well when receiving a signal from the receiver. Step 3; switch the AV receiver and the amplifier out. Simply use your tools to take the speaker out and then check the connecting wires on the bottom for mechanical defects. I test all wire again, by remove the speaker wire, is green light before engine start and red light after engine . . Location: Subwoofer Box; Report; Share; Posted March 25, 2012. . Pink . Answer: A subwoofer should not be making any type of noise when the amplifier turns on. i had the same problem and just buy cleaning up my ground it went away but i still have some idle noise which is either my deck or because i have shielded rca's. Vehicle: 2000 Dodge Dakota Ext Cab. Forums. you have a bad ground, check it again, drill a hole, brush the paint off, and screw it through the floor. If your subwoofer (s) "thump" or "pop" when you are changing inputs on your receiver don't automatically blame the subwoofer. The amplifier is not grounded properly or poorly grounded. Before the engine start is 12.47v after the engine start 14.4v. To rule out the sub as the problem, direct connect an iPod, a DVD player, or really any source directly into the RCA jacks on the back of the sub. my panasonic has a ground inside the . 4. could be remote wire. Most commonly, it is because you have your subwoofer volume turned up too high, which causes a power spike from the amplifier. Step 3 - Check Wires and Hardware. Let's say that points A and B (and +V1 and -V1) are the maximum ratings of our subwoofer. If your car pops when turning the radio off while the car is still on, this will not correct that. But when the receiver is off and the subwoofer in on/stand by it makes a popping sound periodically. Electronics & Wearables. you can wire a relay to the remote wire, to fix this problem.. because it doesnt do it when you unplug them, spend the $20 and get a new set. The popping noise occurs as the amplifier tries to produce more voltage than it can to meet the demands of the subwoofer. The subwoofer will only reproduce the signal sent to it from the AVR (Audio Video Receiver). In this situation, the subwoofer may be delivering "pulses" within the audio stream for an unexplained cause, causing the problem. When the popping sound occurs, it is conceivable that the receiver or amplifier is providing an unclean signal to the subwoofer, creating the popping sound. I check the voltage from the amp power input, i also measure the voltage from the battery and the are same as above. Hope you can understand what I'm trying to say. May 30, 2011. i'm running the xenon 100.4 and 400.1. i have a . Slam: The incoming signal tells the cone to move too far forward. This ends up clipping the sound on every cycle. Start date Jun 18, 2020; Sidebar. The signal is still a clean signal, but now it is trying to . Whenever the receiver loses the audio "codec" (signal) it should mute all of the pre-out jacks for a short period of time. Green . The speakers and subwoofers attached to the amplifier can be heard popping as the amplifier turns on and sends the first 6 volts via the speakers and subwoofers. #1.

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