![One of my Logitech Z5500's sub is making a vibrating noise with some bass frequencies. I already checked the inside and everything looks OK. I think is comes from one or both One of my Logitech Z5500's sub is making a vibrating noise with some bass frequencies. I already checked the inside and everything looks OK. I think is comes from one or both](https://external-preview.redd.it/QGg97_9Ulj9TDk58XNuz2d5yG6IXKiZ5w0KEwuA7eag.png?width=640&crop=smart&format=pjpg&auto=webp&s=e9ddb14347041f71faf4eade0dd272cd1ddf2dd2)
One of my Logitech Z5500's sub is making a vibrating noise with some bass frequencies. I already checked the inside and everything looks OK. I think is comes from one or both
![Fa074a Ac 120v / 110v To Dual 26.2v 300w Hi-fi Amplifier Amp Toroidal Transformer - Transformers - AliExpress Fa074a Ac 120v / 110v To Dual 26.2v 300w Hi-fi Amplifier Amp Toroidal Transformer - Transformers - AliExpress](https://ae01.alicdn.com/img/pb/965/598/576/576598965_770.jpg)
Fa074a Ac 120v / 110v To Dual 26.2v 300w Hi-fi Amplifier Amp Toroidal Transformer - Transformers - AliExpress
![Autotransformer Toroidal Transformer 50/60Hz Replacement Noratel - China Toroidal Transformer Power Transformer and Double Insulation Autotransformer Toroidal Transformer 50/60Hz Replacement Noratel - China Toroidal Transformer Power Transformer and Double Insulation](https://image.made-in-china.com/202f0j00UYmGBHOyLspZ/Autotransformer-Toroidal-Transformer-50-60Hz-Replacement-Noratel.jpg)
Autotransformer Toroidal Transformer 50/60Hz Replacement Noratel - China Toroidal Transformer Power Transformer and Double Insulation
![Replacement Logitech Z-5500 Post636 PIDs with w/Volume Control Pod with Bypass Cable Subwoofer Cable Wired Remote (Electrical items MAY be 110 volts. ) | Lazada PH Replacement Logitech Z-5500 Post636 PIDs with w/Volume Control Pod with Bypass Cable Subwoofer Cable Wired Remote (Electrical items MAY be 110 volts. ) | Lazada PH](https://ph-live-01.slatic.net/p/4911ef7939bbb022a6446177bfb10339.jpg)
Replacement Logitech Z-5500 Post636 PIDs with w/Volume Control Pod with Bypass Cable Subwoofer Cable Wired Remote (Electrical items MAY be 110 volts. ) | Lazada PH
![Electronics | Free Full-Text | A Five-Level Converter in a Three-Level Mode for Common-Mode Leakage Current Suppression in PV-Generation Systems Electronics | Free Full-Text | A Five-Level Converter in a Three-Level Mode for Common-Mode Leakage Current Suppression in PV-Generation Systems](https://www.mdpi.com/electronics/electronics-10-02382/article_deploy/html/images/electronics-10-02382-g007.png)
Electronics | Free Full-Text | A Five-Level Converter in a Three-Level Mode for Common-Mode Leakage Current Suppression in PV-Generation Systems
![Almi's Logitech Z-5500 Mod (High-End upgrade for the speaker system) | Page 33 | Headphone Reviews and Discussion - Head-Fi.org Almi's Logitech Z-5500 Mod (High-End upgrade for the speaker system) | Page 33 | Headphone Reviews and Discussion - Head-Fi.org](https://cdn.head-fi.org/a/11520832.jpg)
Almi's Logitech Z-5500 Mod (High-End upgrade for the speaker system) | Page 33 | Headphone Reviews and Discussion - Head-Fi.org
![For Lo Z-5500 Universal Adaptor Audio Input Adapter Subwoofer Receiver Subwoofer Adapter Upgrade Kit For Lo Z-5500 - Accessories - AliExpress For Lo Z-5500 Universal Adaptor Audio Input Adapter Subwoofer Receiver Subwoofer Adapter Upgrade Kit For Lo Z-5500 - Accessories - AliExpress](https://ae01.alicdn.com/kf/Hcb2e1c5fd84742cd808464e62f871d2dc.jpg)
For Lo Z-5500 Universal Adaptor Audio Input Adapter Subwoofer Receiver Subwoofer Adapter Upgrade Kit For Lo Z-5500 - Accessories - AliExpress
![Almi's Logitech Z-5500 Mod (High-End upgrade for the speaker system) | Page 9 | Headphone Reviews and Discussion - Head-Fi.org Almi's Logitech Z-5500 Mod (High-End upgrade for the speaker system) | Page 9 | Headphone Reviews and Discussion - Head-Fi.org](https://cdn.head-fi.org/a/11411644_thumb.jpeg)