Sound Drops Down When The Bass Hits - G3 Q&A, Help & Troubleshooting

Hello, i use bluetooth headphones to listen music and i like strong bass. I use Viper4Android to boost the bass and I recently changed my ROM from Fulmics 6.9 to XenonHD 7.1.2. I never had this issue on Fulmics but in every AOSP-Lineage based ROM, when the bass hits, the sound level drops significantly and turns back after the bass. I though Apt-x might be the reason of this since Android does not support Apt-x originally. I tried flashing the Apt-x zip that's roaming around on xda forums but it resulted in broken bluetooth so i had to flash the ROM again. Any suggestions? Thank you

TheGalata said:
Hello, i use bluetooth headphones to listen music and i like strong bass. I use Viper4Android to boost the bass and I recently changed my ROM from Fulmics 6.9 to XenonHD 7.1.2. I never had this issue on Fulmics but in every AOSP-Lineage based ROM, when the bass hits, the sound level drops significantly and turns back after the bass. I though Apt-x might be the reason of this since Android does not support Apt-x originally. I tried flashing the Apt-x zip that's roaming around on xda forums but it resulted in broken bluetooth so i had to flash the ROM again. Any suggestions? Thank you
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In Viper(ver 2.5.0.5) settings under "FX compatible mode" switch from normal to compatible and see if that helps.
Also to avoid any conflicts I usually uninstall whatever sound app comes included with the ROM(if there is one), so maybe give that a try as well.

startswithPendswithOOH said:
In Viper(ver 2.5.0.5) settings under "FX compatible mode" switch from normal to compatible and see if that helps.
Also to avoid any conflicts I usually uninstall whatever sound app comes included with the ROM(if there is one), so maybe give that a try as well.
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I've just tried switching to compatible mode but it didn't help. I've also uninstalled the AudioFX already that came was incluede in the ROM but didn't work. Thanks for your help anyway

TheGalata said:
I've just tried switching to compatible mode but it didn't help. I've also uninstalled the AudioFX already that came was incluede in the ROM but didn't work. Thanks for your help anyway
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No problem...sorry I couldn't help. Maybe someone else can :good:
*Unticking viper bass or just lowering the sliders(63,125, 250) a little should help, but if you're a basshead then those are not ideal for you.

I would suggest trying to built in equaliser.
It has a manual equaliser and bass booster option on top of that, which if you set to a 100 percent you can easily break the sound.

Related

Distorted bass (headphone jack)

I am having a problem with the headphone output. When listening to anything bass heavy... such as house music, the bass is distorted. Its sounds almost as if the headphones I am using are blown. I know this is not the issue because I have tested several different pairs, all with the same result. I even experience this when I have the phone hooked up to my car stereo. Volume isn't an issue and everything else seems to sound fine... its just that bass notes and kick drums sound horrible.
I'm coming from a Vibrant which was a powerhouse with voodoo sound enabled.
I understand that the Yamaha dac in the SGSII is nowhere near as good as the Wolfson used in the SGS... but it shouldn't sound this bad?!?!
I have tried just about every audio/dsp app available to no avail.
Does anyone else have this issue?
Also... not sure if it matters but I am running Juggernaut v3.7
Any help would be greatly appreciated.
hmm I was going to suggest you get power amp and just turn down the overall level in the eq. that might help in troubleshooting where in the signal chain the distortion is coming from. If it remains distorted at low level i would assume it wsa a hardware problem.
Ive certainly not any problems with distortion as long as i keep good gain structure in my eq.
I have tried power amp. I also tried lowering all the levels down. Nothing works
I forgot to mention that the problem exists even at the lowest volume settings... quite fustrating
I really hope it isn't faulty hardware... not sure ill be able to get a replacement
Completely different hardware but I had this issue on my HD2 after either making the lower frequency settings too high with other DSP or equalizers or when I used root level volume boosters like Volume Hack+
Are you using a stock (non-flashed non-rooted) build? If not, you can try a nand backup and flash a fresh install of your ROM. Not installing anything and go back to the same songs to see if they distort.
The SGS2 can push a good amount of low frequency granted you have earphones/equipment that can pick up low frequency output. I use it in my cars and with my Sennheiser headphones with no real issues and great output. Even with max volume, no distortion.
The HD2 was capable of only so much before it distorted but I haven't been able to replicate the issue with my SGS2. But then again, I haven't installed DSP or any other 3rd party volume/equalizer apps.
Im running juggernaut 3.7 w/ bullet kernel. To be honest I didnt check what it sounded like prior to rooting and flashing the custom rom. I only installed the dsp apps to fix the problem.
A new release just came out so I will take your advice, wipe and start with a fresh install.
Hope it fixes the problem.... its really driving me nuts.
Have you tried a different ROM? If not, try CM7 Alpha v3. Theres nothing like CM's DSP Manager.
Make a NANDROID backup first, that way if the problem still persists, you can always easily switch back to your current ROM.

Audio problem with Bluetooth headphones on nearly every updated cm based rom

When using V4A and using the convolver and or just turing up the bass mildly makes my headphones make this horrible screeching sound kinda like spinning a record. i dont have this problem when on stock or any rom before march or so. anyone else got this? should also mention using any bluetooth headset does this but doesnt on any wired one. D851
37 views no replies i guess its just me with this then huh

No stereo sound

https://play.google.com/store/apps/details?id=com.leftrightstereo.nejc.leftrightstereo
I tried that app to confirm I have no stereo sound. It only produces mono sound but both speakers work.
I also tried 2 pairs of headphones. Both play sounds in single channel sound through both sides. So I can say the phone is faulty. I noticed the problem today. I am sure this didn't happen yesterday.
How do I go about it? I just want to try something before needing to hard reset and wipe the phone data
I haven't installed new apps in the Last few days apart from the one above.
It's a 20X AL00 original Chinese rom 9.1 patch 120 so it's on the latest update.
I need ideas to try something. I have reset the phone already.
Did you enable mono audio in Settings>Smart Assistance>Accessibility ?
Syzygium said:
Did you enable mono audio in Settings>Smart Assistance>Accessibility ?
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Thank you bro. That was the reason. The strange thing is I haven't enabled it myself so I don't know how this happened.

Bluetooth Headphones Issue

I have an issue with a new pair of bluetooth headphones i have just purchased. Specifically media playback sound quality. It is utterly woeful, with distortion, hiss, and cackles/pops continually over any media player or videos. Sound quality on calls is fine. I know that the headphones work, as i have used them on other devices and they function fine. My S9 is currently up to date.
I initially though that it was something to do with volume limiter as the weird thing is occasionally when they immediately connect and i play some music they work fine, then the quality drops as soon as the limiter notice pops up. I have checked though and the limiter is actually turned off. Turning it back on doesn't solve the issue either. I've gone so far as to wipe the whole cache partition and nuke all the caches, but that hasn't helped either.
Is there a known issue that I am unaware of ? Hopefully with a resolution, or other obvious steps i could try that people could recommend, as I am out of ideas now.
Spin_Dr_Wolf said:
I have an issue with a new pair of bluetooth headphones i have just purchased. Specifically media playback sound quality. It is utterly woeful, with distortion, hiss, and cackles/pops continually over any media player or videos. Sound quality on calls is fine. I know that the headphones work, as i have used them on other devices and they function fine. My S9 is currently up to date.
I initially though that it was something to do with volume limiter as the weird thing is occasionally when they immediately connect and i play some music they work fine, then the quality drops as soon as the limiter notice pops up. I have checked though and the limiter is actually turned off. Turning it back on doesn't solve the issue either. I've gone so far as to wipe the whole cache partition and nuke all the caches, but that hasn't helped either.
Is there a known issue that I am unaware of ? Hopefully with a resolution, or other obvious steps i could try that people could recommend, as I am out of ideas now.
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i flip back and forth between a few different BT headsets and never have this issue and have also used the same headsets on several devices in my bag-o-tricks. The phone does use a DAC for music where its pretty raw for the phone convo, which could explain why calls are ok, but music isnt. Is this your only pair of BT headphones? Do you know anyone who will help you test them on another phone?
Spin_Dr_Wolf said:
I have an issue with a new pair of bluetooth headphones i have just purchased. Specifically media playback sound quality. It is utterly woeful, with distortion, hiss, and cackles/pops continually over any media player or videos. Sound quality on calls is fine. I know that the headphones work, as i have used them on other devices and they function fine. My S9 is currently up to date.
I initially though that it was something to do with volume limiter as the weird thing is occasionally when they immediately connect and i play some music they work fine, then the quality drops as soon as the limiter notice pops up. I have checked though and the limiter is actually turned off. Turning it back on doesn't solve the issue either. I've gone so far as to wipe the whole cache partition and nuke all the caches, but that hasn't helped either.
Is there a known issue that I am unaware of ? Hopefully with a resolution, or other obvious steps i could try that people could recommend, as I am out of ideas now.
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I have that issue too.
youdoofus said:
i flip back and forth between a few different BT headsets and never have this issue and have also used the same headsets on several devices in my bag-o-tricks. The phone does use a DAC for music where its pretty raw for the phone convo, which could explain why calls are ok, but music isnt. Is this your only pair of BT headphones? Do you know anyone who will help you test them on another phone?
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I do actually have another pair of bluetooth headphones i use for my PC, i will try them with the phone tonight, though I am sure that the headphones themselves are fine. They work with my watch without any issues.
Ugulp said:
I have that issue too.
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I have experimented a bit more, and think that this is a codec issue. If I enable the developer menu, and switch to another codec (not the SDC if defaults to) them restart the headset they work fine. Problem is that it always defaults back to SDC whenever the headphones are disconnected for a period of time. I can't see how to force the use of another codec, both AAC and LDAC for example work absolutely fine with the headset. Though this is quite a long process just to get the headphones to work each and every time i want to use them.
Spin_Dr_Wolf said:
I do actually have another pair of bluetooth headphones i use for my PC, i will try them with the phone tonight, though I am sure that the headphones themselves are fine. They work with my watch without any issues.
I have experimented a bit more, and think that this is a codec issue. If I enable the developer menu, and switch to another codec (not the SDC if defaults to) them restart the headset they work fine. Problem is that it always defaults back to SDC whenever the headphones are disconnected for a period of time. I can't see how to force the use of another codec, both AAC and LDAC for example work absolutely fine with the headset. Though this is quite a long process just to get the headphones to work each and every time i want to use them.
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if im not mistaken, the default codec is controlled by the stack overflow. what version of android are you using?
youdoofus said:
if im not mistaken, the default codec is controlled by the stack overflow. what version of android are you using?
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From the software information screen...
Android Version : 9
Baseband Version : G960FXXU6CSG4
Kernal Version : 4.9.59-16381285
Spin_Dr_Wolf said:
From the software information screen...
Android Version : 9
Baseband Version : G960FXXU6CSG4
Kernal Version : 4.9.59-16381285
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youre on the U6 bootloader, when did you last update and when did the bt sound issue start?
youdoofus said:
youre on the U6 bootloader, when did you last update and when did the bt sound issue start?
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I last updated 02nd August 2019. I have just checked again, and apparently running the latest version available OTA.
I couldn't tell you when the bluetooth sound issue started, as this is the first time in a long time i have connected any bluetooth headphones to my phone. I think previously connected the other headphones i have yet to check again, but am not certain.
Spin_Dr_Wolf said:
I last updated 02nd August 2019. I have just checked again, and apparently running the latest version available OTA.
I couldn't tell you when the bluetooth sound issue started, as this is the first time in a long time i have connected any bluetooth headphones to my phone. I think previously connected the other headphones i have yet to check again, but am not certain.
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gotcha. i also understand youre probably at work like many of us poor schmucks such as myself, which would make it kinda hard to test things out right this moment. But do any of your coworkers have a BT speaker you can connect to to try to replicate the issue there as well? Im mainly trying to eliminate variables at this point. You might try flashing the most current Odin files with the "HOME_CSC" as to not erase your user data. Itll over-write the code for the OS and so forth and nuke any software issues that might be causing this
I've now tested another set of bluetooth headphones and they work absolutely fine, they default into the aptX codec. Is that determined by what the device primarily works with ?
Spin_Dr_Wolf said:
I've now tested another set of bluetooth headphones and they work absolutely fine, they default into the aptX codec. Is that determined by what the device primarily works with ?
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yes, the codec is changed by the DAC within the phone to be the best suited to whatever device its connecting to. What kind of headphones are you using that get the garbage sound? I have a pair of Tozo T10's, which are the off-brand individual ear buds from amazon for $50 and they sound very good. I also have a pair of maxsonic bluetooth buds which cost $17 that are connected to each other by a wire and they sound equally as good.

COMPLETELY disable DTS:X

hey
I own a rooted G8s running Viper4Android. When activating the equalizer basses don't get through at all and voices get muffled when there should be bass.
Today I bought another pair of in-ears to test if maybe the earphones are the problem but nope, it's not them - I bought the ones I used for years on other phones and V4A always gave me amazing bass.
I now suspect LG's weird equalizer to impact/mess with V4A and wanna know if there is a way to completely disable it. Even when set to "normal" it still seems to be processing which is absolutely not what I want.
EDIT: Found it! Had to go to the audio_effects.xml in /vendor/etc and edit out all entries containing "eagle" (aka the codename for DTS)

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