April 2006 Ver 1.7  available for  Scilab 4.0.
Please send me your feedback and bug reports! You can get the tar.gz HERE (650 KB)

Here is a Screenshot: (Ver 1.6 beta)

November 2004
Rltool 1.5 available for Scilab 3.0. Download here (235 KB)
This version has been  tested with Scilab 3.0 on WinXP and a number of *nixes.
 

Rltool version 1.4 available for Scilab 2.7 and Scilab RC 3.0 (July 2004)
Many new features available. Download tar.gz (89KB)
See CHANGES here

NEW: RLTOOL version 1.3 (Released November, 2003).
RLTOOL 1.3 has:

• Improved error handling.
• Better organization of responses. More responses can be plotted!
• Online Help, FAQs.
• Several other features. . Download it  today! (tar.gz, 44KB)
• See the CHANGES here.
• If you are looking for older versions, see here

RLTOOL is a  graphics based tool for designing  compensators for SISO continuous-time plants. An attempt has been  made to provide most of the features available in a utility of  similar name which is available with a well known commercial  software.

Targetted users:
Students and Control System designers using Scilab.

Features:
 

•  Handle Single input Single andle Single input Single output continuous time transfer   functions.
•  Choose between Time Domain and Frequency Domain Design.
•  Utility for easy editing of poles and zeros at the click of a    mouse.
•  Interface for viewing various plots.
•  Various settings for plots are accessible to the user.
•  Save and Load your plants as required.

For  RLTOOL,  currently under development, see here. It also lists older versions.

Please note that RLTOOL is subject to the GNU-GPL license.

Send bug reports to me at ishan[AT]ee.iitb.ac.in
Last updated June 2005