Research Article

Additional High Input Low Output Impedance Analog Networks

Table 1

First-order voltage-mode all-pass filters.

Circuits
ā€ƒ
Choice of passive componentsFilter type
Matching condition

Filter 1Open circuit Open circuit1/ NoInverting
Filter 2Open circuit1/ Open circuit NoNoninverting
Filter 31/ 1/ Open circuit Inverting
Filter 4 1/ Open circuit Noninverting