[ OPAMPÀÇ ÀÀ¿ë ]
 
   ±³·ùÁõÆø±â¿¡¼­ÀÇ Â÷´ÜÁÖÆļö 

                                              1                                       1 
                    f(low cutoff1) = --------       f(low cutoff2) = --------
                                           2¥ðC1R1                              2¥ðC2R3
.
                                               1                                       1 
                    f(low cutoff1) = --------       f(low cutoff2) = --------
                                          2¥ðC1R4                               2¥ðC2R3

   ±³·ùÁõÆø±âÀÇ Àú¿ªÃø ÁÖÆļöƯ¼ºÀº 2°¡ÁöÀÇ Â÷´ÜÁÖÆļöÁß¿¡ ³ôÀº °ª¿¡ fc¿¡ ÀÇÇØ Áö¹è

   °í¿ªºÎºÐÀº OPAMPÀÇ À¯´ÏÆ® °ÔÀδ뿪¿¡ µû¶ó f(high cutoff)°¡ °áÁ¤
 

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