With this software you can create simple wiring layouts with the most common discreet electronic components and print them, which looks better then to draw them by hand. The software is designed for Win95/Win98/winME
http://www.arune.f2s.com/index.php?page=wiringx
A HP-HL/2 plot filew viewer and print queue manager for Windows, that also exports data to several other formats.
http://www.equivaq.com/
http://download.uni-hd.de/ftp/pub/cica/win3/demo/schemd04.zip
for drawing of a diagram in the fields of electronics, electricity, mechanics or hydraulics. Also WinCircuit 2002.
http://alain.michel13.free.fr/
A CAD file viewer that reads, displays, and prints IGES format data files.
http://www.igestoolbox.com/
A simple program for viewing and printing CAD files from the AutoCAD and Microstation formats.
http://www.iccad.ca/
Programs for review, comparison and markup of a variety of CAD formats, online and standalone, as well as graphics file conversion, and plot management.
http://www.allegria.com/
Dinotrace is a X-11 waveform viewer which understands Verilog Value Change Dumps, ASCII, and other trace formats.
http://www.ultranet.com/~wsnyder/veripool/dinotrace/