# Problem with non-speaking bass rubbon on a Magnepan

**URL:** https://forum.psaudio.com/t/problem-with-non-speaking-bass-rubbon-on-a-magnepan/29344
**Category:** Loudspeakers
**Created:** [June 12, 2022, 2:14pm UTC](https://forum.psaudio.com/t/problem-with-non-speaking-bass-rubbon-on-a-magnepan/29344 "2022-06-12T14:14:43Z")
**Posts on this page:** 1
**Showing post:** 13

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### Author: ![AudiophileFromBelgium](https://avatars.discourse-cdn.com/v4/letter/a/dbc845/32.png) [@AudiophileFromBelgium](https://forum.psaudio.com/u/AudiophileFromBelgium)
#### Post date: [June 14, 2022, 8:47pm UTC](https://forum.psaudio.com/t/problem-with-non-speaking-bass-rubbon-on-a-magnepan/29344/13 "2022-06-14T20:47:10Z")

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💾 💾 💾 💾 💾 💾 💾 💾 💾 💾  
🔈 🔉 🔊  
Here are some news about my bass prb in the **righ** t-side speaker.  
I made a test : switching the ampl. output.  
Left output connected to right panel, right output connected to left panel.  
And then the empty bass was… in the **left** panel.  
So it seems that the prb is about the output of my amp.  
But what ? How is it possible to get no x-low bass on the right ouptut but normal in the left output ?  
I never observed this prb with my previous Magnepan 3.5, the prb appeared last week with my new 20.7…

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