【正文】
= j? LS [ V S / ( j?LS+RS )] = VS [ j? / ( j?+RS/LS)] 屏蔽后的耦合電壓 VN = V12 + VS2 V12 = j? M12I1 VS = j? M1SI1 因?yàn)椋?M12 = M1S 所以: VS = j? M12I1 所以: VS2 = j? M12I1 [ j? / ( j?+RS / LS)] VN = V12 V12[ j? / ( j?+RS / LS)] = V12 [ (RS / LS) / ( j?+RS / LS)] V12 屏蔽層的磁場(chǎng)耦合屏蔽效果 VN = M12 I1( Rs / Ls ) VN Rs / Ls 無(wú)屏蔽電纜 屏蔽效能 屏蔽電纜 lg? 長(zhǎng)線上的耦合電壓 ?/10 ?/4 ?/2 ?3/4 ? lg f 短線近似線 低頻區(qū)域 駐波區(qū)域 耦合電壓 謝謝觀看 /歡迎下載 BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAITH