XLR Mic only be heard on one side

Hey all,

I have an AT2020 xlr mic plugged into a Behringer soundboard and it works great for everything except for teamspeak.

When I talk in teamspeak using my mic in multiple servers I can only be heard through people’s left ear. I have tried to reinstall ts3 both the current version and an older version. I have tried to change some of the settings in teamspeak but can’t seem to figure this issue out.

Anyone have this issue and was able to fix it or can help me with some additional troubleshooting steps?

The small issue is that your Microphone tells that is a Stereo Mic but sends mono.

The big problem is that the channel you are talking in has a Music codec set which is a stereo codec. These codecs are not ideal for conversations (This is why he call them Music codecs).

To fix this set Opus Voice as codec and your voice is send in Mono to all channels.
Or change that your device is recognized as a Stereo Microphone or let it send to both channels.

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TS.ChrisR,

Thanks for the response. I am not sure I understand exactly what to do here with your information.

So I don’t use or have Opus Voice, should I get that?

Changing my microphone to Stereo where? I was looking in my UMC settings for my Behinger board but didn’t see a specific place to do so. There is a channel setting for input/output and when I choose either one there is a Master and In1/In2 option but everything is set to 0. Capture

Opus Voice is a audio codec. This can be changed in TeamSpeak channel settings.

I don’t have an AT2020 XLR mic, but that might do it: https://youtu.be/r8nDsEN7SyI?t=42

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Brady_The,

Thanks for the clarification on that Opus Voice thing. I checked the server I was connected to and it was set to Codec: Opus Music – This was the same in multiple channels. I don’t think the server owner ever edited it, should it be changed to something else?

As for the youtube video, thanks for linking it. I like some others don’t have the option for 1 channel. My mic isn’t considered USB it is line in and my options are all only 2 channel.

Yes instead of changing anything on your hardware the channel/server owner should set the right codec for conversations (Opus Voice) into these channels.

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  • Could it be the PATTERN of your mic? If you have that setting on your mic… Record from one side/direction

  • Check the connections

  • Like [TS.ChrisR] said software update

Thanks for explanation!

The 2 servers I was connecting to both had Codec set to Music. My own server had it set to voice and my friends could hear me normally.

A 3rd server I tried was set to Codec: Speex and I was heard normally.

So it seems as long as it isn’t set to Music then my Mic is fine.

Hi, im running into a weird audio issue in TeamSpeak 6 that only happens there, not in Discord or on a TS3 server.


Setup

Him (Talker):

  • Client: TeamSpeak 6 client (beta7])

  • OS: Windows 10/11 64-bit

  • Headphones: beardynamic dt770 pro 250ohm

  • Microphone: XLR Rhode nt1 5th gen

    XLR interface: Focusrite Scarlet Solo

  • Audio driver in use: Fiio k5 pro

Server setup:

  • We first used a TeamSpeak 6 server hosted on my machine.

  • Then we repeated tests on a TS3 server (same machines, same network, same people).


What happens

When my friend uses the Rode mic via XLR + interface in TeamSpeak 6:

  • On my side, his voice only plays in the left channel of my headphones.

  • It sounds panned left / mono-left only.

  • Volume is also noticeably lower than I’d expect or choppy because he peaks – but at a “normal volume”.

When he switches the exact same mic into USB mode and selects the USB device in TS6:

  • His audio is now centered, playing in both left and right ears like normal.

  • It’s also louder / more normal level.

When we switch to a TS3 server instead of TS6 (same hardware on both sides):

  • His audio is fine in TS3 – centered, not just on the left, and no weird level issues.

In Discord, using the same XLR chain, his mic also sounds completely normal (centered, good volume).

So the “left ear only + quieter” problem appears only in TS6, and only when he’s on the XLR interface, not when the same mic is used as USB or when we use TS3.


So:

  • TS6 + XLR → left-only, quieter

  • TS6 + USB → fine

  • TS3 + XLR → fine

  • Discord + XLR → fine


Expected behavior

  • XLR mic audio in TS6 should be treated like normal stereo/mono voice input and sent to both channels (centered), just like in TS3 and Discord.

  • Switching between XLR and USB on the same mic should not suddenly cause the remote listener to hear only the left channel.


Troubleshooting already done

  • Confirmed in Discord the XLR mic sounds normal (centered, good volume).

  • Confirmed in TS3 server the XLR mic sounds normal.

  • Tested both XLR mode vs USB mode in TS6; the issue only occurs on XLR.

  • Verified there is no panning/balance issue on my OS or my headphones – everything else plays centered.

  • Basic things like TS6 restart, re-selecting capture device, etc., do not change this behavior.


Logs

We can create a video or generate logs– we can recreate it if needed:

If you need exact capture mode (WASAPI vs DirectSound), sample rate, or screenshots of our audio settings, we can grab those too.


That’s the full situation. Let me know what extra info you want and we’ll grab it.

Is the channel audio codec you’re using on the TS6 server set to Opus Music?

If so change it to Opus Voice, this will enable automatic gain control on your end as well as play the voice as mono and not stereo.

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We dont even have automatic gain control on… our setups we do all that outside of teamspeak. Gain control, noise cancellation, compression, gates, eq.

– But this doesn’t explain why my microphone isn’t pushing mono then? does it?

It explains why you hear him on only one ear. Why exactly the microphone is sending only on one ear that I can not answer. Probably at some point in his setup its is using only the left input.

Opus Music allows Stereo playback. Anything else does not.

2 Likes

So–

mmk So his set up– at some point in the chain sends mono sound…

where as mine– I use wavelink to handle all my audio splitting. That sends it all stereo–

So I am heard properly– and he is heard mono because at somepoint the data is mono and then gets pushed as stereo?

Interesting.