In this home page I mainly upload my original softwares.
All softwares are freeware.
I disclaims all warranties relating to these softwares, The person using these softwares bears all risk as to the quality and performance of these softwares. No part of this home page may be copied or distributed without my permission. This time the uploaded softwares are for calculating the constants of filter circuits. LPF Third one is for multi-feedback type analog LPF circuits. Last one is for IIR type digital LPF circuits.