Ic testing (la4440 ic) with multimeter

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La4440 ic testing with multimeter

Build your own Bluetooth speaker kit

* pocket led light old mobile battery

la4440 ic changing
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How did you know that the 500/550 is the correct value?

modestos
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Jitne bhi ic rehte hai sabhi me 4 no pin wala ko lekar chek karna padta hai ya

technocrazysingh
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4440 serio amp mae, 1 speaker acha sound.thusra speaker mae voice nahi agaya.treble and bass agaya.
which problem ji.plz tell

solaimalais
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Pcb बोर्ड में लगी हो तो
कैसे चेक करें मल्टीमीटर क्या शो करेगा।।

suryakantsahu