Bass Treble Not Working 4440 Amplifier Repair

Bass Treble Not Working 4440 Amplifier Repair

full Video -    • 4440 ic Board Full Wiring and A to Z ...   Part-2    • 4440 Amplifier main board change or c...  

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Bass Treble Not Working 4440 Amplifier Repair
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how to increase 4440 ic bass using capacitor.