Wikimedia Commons

File:Chebyshev Type II Filter s-Plane Response (8th Order).svg

Original file ‎(SVG file, nominally 480 × 460 pixels, file size: 466 KB)

Captions

Captions

Add a one-line explanation of what this file represents
Description
English: Log-absolute complex frequency (s=σ+jω) response of an 8th order Type II Chebyshev filter. Values less than 0.05 are black; greater than 20 are in white. ε = 0.1 and ω0 = 1.
Date
Source Own work
Author Inductiveload
Permission
(Reusing this file)
Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Mathematica Code edit 

cheb2gain[w_, w0_, ep_, n_] := 1/Sqrt[1 + 1/(ep^2*ChebyshevT[n, w0/w]^2)];

DensityPlot[
 w0 = 1;
 ep = 0.1;
 min = 0.05;
 max = 20;
 n = 8;
 Log[
  Abs[
   cheb2gain[sig + I*w, w0*I, ep, n]
   ]],
 {sig, -3, 3},
 {w, -3, 3},
 PlotRange -> {Log[min], Log[max]},
 PlotPoints -> 100,
 ColorFunction -> GrayLevel,
 ClippingStyle -> {Black, White},
 Frame -> False,
 ImageSize -> 2000]

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current19:26, 31 January 2009Thumbnail for version as of 19:26, 31 January 2009480 × 460 (466 KB)Inductiveload (talk | contribs)change font size to match others
19:22, 31 January 2009Thumbnail for version as of 19:22, 31 January 2009480 × 460 (466 KB)Inductiveload (talk | contribs)embedded image
19:22, 31 January 2009Thumbnail for version as of 19:22, 31 January 2009480 × 460 (35 KB)Inductiveload (talk | contribs){{Information |Description={{en|1=Log-absolute complex frequency (''s''=''σ''+''jω'') response of an 8th order Type II Chebyshev filter. Values less than 0.05 are black; greater than 20 are in white. ''ε'' = 0.1 and ''&o

You cannot overwrite this file.

There are no pages that use this file.

File usage on other wikis

The following other wikis use this file:

Retrieved from "https://commons.wikimedia.org/w/index.php?title=File:Chebyshev_Type_II_Filter_s-Plane_Response_(8th_Order).svg&oldid=855224589"