Igor Filter Design Laboratory, Version 4

IFDL logo

Igor Filter Design Laboratory (IFDL) is a sophisticated and flexible environment for interactive design, evaluation, and application of Finite Impulse Response (FIR) and Infinite Impulse Response (IIR) digital filters.

IFDL consists of Igor procedures and an XOP (external operation) file that you use with your Igor experiments and your existing copy of Igor Pro.

IFDL 4 is available via Internet download and includes an Adobe PDF version of the IFDL 4 Manual.

Applications of IFDL

IFDL is meant to be used by people with some knowledge of digital filters and Digital Signal Processing.

IFDL 4 adds the ability to design and apply Infinite Impulse Response (IIR) digital filters.