10pieces UA741CN DIp-8 UA741 LM741 ST IC chip operational amplifier X 15


3 of 5 Stars!
10pieces UA741CN DIp-8 UA741 LM741 ST IC chip operational amplifier X 15

10pieces UA741CN DIp-8 UA741 LM741 ST IC chip operational amplifier X 15


5 of 5 Stars!
10pieces UA741CN DIp-8 UA741 LM741 ST IC chip operational amplifier X 15

LM386 module 20 times gain audio amplifier module, resistance adjustable X 15


5 of 5 Stars!
LM386 module 20 times gain audio amplifier module, resistance adjustable X 15

LM386 module 20 times gain audio amplifier module, resistance adjustable X 15


3 of 5 Stars!
LM386 module 20 times gain audio amplifier module, resistance adjustable X 15

LM386 module 20 times gain audio amplifier module, resistance adjustable X 15


5 of 5 Stars!
LM386 module 20 times gain audio amplifier module, resistance adjustable X 15

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