Template:Image filter sections

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Image filter sections
 
Unbalanced
L Half section T Section Π Section
Ladder network
 
Balanced
C Half-section H Section Box Section
Ladder network
X Section (mid-T-Derived) X Section (mid-Π-Derived)
N.B. Textbooks and design drawings usually show the unbalanced implementations, but in telecoms it is often required to convert the design to the balanced implementation when used with balanced lines. edit