# Oh no! A bit of buzzing

**URL:** <https://forum.psaudio.com/t/oh-no-a-bit-of-buzzing/2688>\
**Category:** Integrateds\
**Created:** [December 13, 2015, 6:35am UTC](https://forum.psaudio.com/t/oh-no-a-bit-of-buzzing/2688 "2015-12-13T06:35:10Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![andrewnewman](https://sea1.discourse-cdn.com/flex015/user_avatar/forum.psaudio.com/andrewnewman/32/69340_2.png) [@andrewnewman](https://forum.psaudio.com/u/andrewnewman)\
**Post date:** [December 13, 2015, 6:35am UTC](https://forum.psaudio.com/t/oh-no-a-bit-of-buzzing/2688/1 "2015-12-13T06:35:10Z")

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My Sprout is one of the Kickstarters and has broken in nicely and plays flawlessly, almost. In the past month I have noticed that it has a tendency to “pop” when I turn the volume knob after it has sat for a few hours or longer. I assumed that this is just built up static due to the drier weather. This morning when I came downstairs there was a faint buzzing in the left channel speaker. When I turned the volume knob (no music was playing) a notch or so, it popped once and the sound disappeared. Should I be worried?

For the record, the Sprout is plugged into a dedicated grounded circuit using the supplied PSAudio “red” audiophile power cord.

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**Author:** ![Paul](https://sea1.discourse-cdn.com/flex015/user_avatar/forum.psaudio.com/paul/32/6_2.png) [@Paul](https://forum.psaudio.com/u/Paul)\
**Post date:** [December 14, 2015, 5:11am UTC](https://forum.psaudio.com/t/oh-no-a-bit-of-buzzing/2688/2 "2015-12-14T05:11:36Z")

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Hmmm. I am not sure I’d panic just yet, but keep an ear on it. Maybe something’s gone amiss but this is one I haven’t yet heard of.

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**Author:** ![hemi](https://avatars.discourse-cdn.com/v4/letter/h/3ec8ea/32.png) [@hemi](https://forum.psaudio.com/u/hemi)\
**Post date:** [December 22, 2015, 6:09pm UTC](https://forum.psaudio.com/t/oh-no-a-bit-of-buzzing/2688/3 "2015-12-22T18:09:11Z")

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OK…I hope I am not being paranoid. But, I had the left channel die and got a replacement. So in this forum, there are three left channel issues.

I love my Sprout and will deal will any issues during the three year warranty…I just hope this is not a long term issue.

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**Author:** ![Scott\_K](https://sea1.discourse-cdn.com/flex015/user_avatar/forum.psaudio.com/scott_k/32/1119_2.png) [@Scott\_K](https://forum.psaudio.com/u/Scott_K)\
**Post date:** [December 22, 2015, 11:36pm UTC](https://forum.psaudio.com/t/oh-no-a-bit-of-buzzing/2688/4 "2015-12-22T23:36:36Z")

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Hemi,

Was it the left channel amp, headphone, analog out – 1 or all 3 etc…

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**Author:** ![hemi](https://avatars.discourse-cdn.com/v4/letter/h/3ec8ea/32.png) [@hemi](https://forum.psaudio.com/u/hemi)\
**Post date:** [December 23, 2015, 6:07am UTC](https://forum.psaudio.com/t/oh-no-a-bit-of-buzzing/2688/5 "2015-12-23T06:07:27Z")

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> **Scott Kramer said** Hemi,
> 
> Was it the left channel amp, headphone, analog out – 1 or all 3 etc…

Here is the thread. http://www.psaudio.com/forum/sprout-forum/sprout-died/

Left was dead on TT and Coax. I did not try Headphone or Analog Out. Switching speaker cables made no difference.

I will say the latest Sprout has been flawless…and as I work from home, it is on 8+ hours per day. Weekends, wife and I spin vinyl. I also leave it powered up 24/7.

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**Author:** ![Scott\_K](https://sea1.discourse-cdn.com/flex015/user_avatar/forum.psaudio.com/scott_k/32/1119_2.png) [@Scott\_K](https://forum.psaudio.com/u/Scott_K)\
**Post date:** [December 23, 2015, 3:16pm UTC](https://forum.psaudio.com/t/oh-no-a-bit-of-buzzing/2688/6 "2015-12-23T15:16:16Z")

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Ok Thanks!

One channel is out on the headphone amp & analog out on mine, tried everything to try to fix–

It still works fine all inputs to the class-D module tho-- just need to get around to sending it back.
