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Remove hum (50/60 Hz) of mains supply transformers in audio circuits to zero by moving them (demo) - YouTube
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9v-12v mp3 decoder placa wireless bluetooth 5.0 masina palyer 2x40w amplificator usb tf modul radio fm pentru masina kit audio de boxe diy reducere > Automobile, Piese De Schimb & Accesorii /
![Remove hum (50/60 Hz) of mains supply transformers in audio circuits to zero by moving them (demo) - YouTube Remove hum (50/60 Hz) of mains supply transformers in audio circuits to zero by moving them (demo) - YouTube](https://i.ytimg.com/vi/vWF2mNaWiZE/hqdefault.jpg)
Remove hum (50/60 Hz) of mains supply transformers in audio circuits to zero by moving them (demo) - YouTube
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