free download Filters books

Understand Electronic Filters
By Owen Bishop
http://rapidshare.com/files/12456049/Bishop.djvu

The Circuits and Filters Handbook
By Wai-Kai Chen
Part-1 and Part-2 are below:
http://mihd.net/5wl94j
http://mihd.net/2zy0iq

An Introduction to Parametric Digital Filters and Oscillators
By Mikhail Cherniakov
http://rapidshare.com/files/51872577/An_Intro_to_Parametric_Digital_Filters_and_Oscillators.rar

Adaptive Filters Theory and Applications
By B. Farhang-Boroujeny
http://mihd.net/9sngm0

Principles of Adaptive Filters and Self-learning Systems
By Anthony Zaknich
http://rapidshare.com/files/29781928/1852339845.rar

Adaptive Digital Filters
By Bellanger
http://mihd.net/eaw2gr

Digital Filter Design
By T. W. Parks
http://rapidshare.com/files/55048659/0471828963.rar

Modern Filter Design Active Rc and Switched Capacitor
By Mohammed Shuaib
http://rapidshare.com/files/18961881/188493238X.Modern.Filter.Design.-.Active.RC.and.Switched.Capacitor.rar.html

Continuous-Time Active Filter Design
By T. Deliyannis
http://mihd.net/b6lqkw