[LAU] Distorted sound

[Jeremy Jongepier]

Hello David,

> After much experimentation with settings, I have now got the sound from
> Qtractor back to the headphones.  The distortion is still there.  I
> would be tempted to think it might be a fault with my Raspberry Pi, but
> the sound is fine when using 'aplay', so clearly the sound system on
> the Pi is fundamentally OK.
> 
> Comparing the settings in QJackCtl in the Parameters and Advanced tabs,
> they are the essentially the same both on the Pi and on my HP laptop
> running Ubuntu 18.04.
> 
> I'm stumped.

You might want to check out
https://wiki.linuxaudio.org/wiki/raspberrypi#on-board_audio

The onboard audio is still PWM and < 16-bit as far as I know so maybe
that's the cause of the distortion.

Best,

Jeremy


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