Dedicated to the exchange of information about LTspice.  LTspice/SwitcherCAD III (download now) is a complete and fully functional SPICE program that is available free of charge from Linear Technology. 

Before using the software, please read the License Agreement found in the introductory LTspice Help pages.

Please report bugs directly to LTC. The program includes the correct address for that on its Help About dialog box (Menu commmand Help=> About LTspice/SwitcherCAD III). You will need to include any relevant files and a note on how to duplicate the problem.

For general questions, please read the program Help file, the group FAQ and try the group message Search before posting.  If you post questions about a specific circuit, it is most helpful to also upload the schematic file (.asc) and any necessary symbol (.asy) and model files to the Files/Temp folder.  Never upload the big output file (.raw) of a simulation. Files must not be attached to messages. Yahoo Groups allow you to easily correct or delete any upload mistakes. 

Hyperlinked lists of all uploaded files and links can be found in Files/ToC.

It is 'members only' to help avoid spammers.  Please avoid personal attacks.
The Group Moderators have no affiliation with Linear Technology.