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CI KM 157 UD 2 OPAMP


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Are cineva din intamplare un circuit dublu operational KM 157 UD 2 , de fabricatie ruseasca? Am nevoie de acest circuit pentru un magnetofon ROSTOV 105 s1, daca are cineva asa ceva , platesc in limita bunului simtz, sau daca nu are , macar ar putea cineva sa ma ajute sa fac o adaptare de doua operationala UA 741, sa le pot monta la Rostov?

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Ma rog, la mine in comert am gasit doar operationalele ua 741, si ma gandeam daca asi putea sa pun 2 buc ( stiu configuratia pinilor la ua741), dar nu am idee la KM 157 care e intrarea, iesirea, alimentarea, etc. Ma poate ajuta cineva va rog?

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conexiunile le gasesti intr-unul din link-urile anterioare.157UD2 nu are echivalent direct.este AO dual cu compensare externa.Cele 2 AO incluse sunt fiecare asemanatoare cu LM301 (BM301).

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  • 8 months later...

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