For example, the expressions in block #3 are simply obtained from block #2 by incrementing all subscripts by 2. ... Figure 3 in the appendix shows the schematic diagram of a bandpass filter first used in  and later in - as a test circuit.
|Title||:||1992 IEEE International Symposium on Circuits and Systems|
|Author||:||IEEE Circuits and Systems Society, Stanley A. White, Institute of Electrical and Electronics Engineers|
|Publisher||:||IEEE - 1992|