Generates sine, square, triangular & step functions and custom functions using mouse cursor. Features allow for wave editing as well as saving and loading signal parameters and data to a user defined file. The signal amplitude, phase delay, and offset are
http://www.wssh.net/~wattsup/audio/wave_gen.zip
simultaneously.
http://margo.student.utwente.nl/el/micros/80xx/2sq8051.zip
This program samples the input from a sound card, performs an FFT, and graphs the output.
http://bul.eecs.umich.edu/signal/index.html
http://download.uni-hd.de/ftp/pub/cica/win3/demo/strdemo.exe
This is a tool for viewing vcd (value change dump) files under linux vcd files are often produced by verilog simulators, and other things.
http://www.reptechnic.com.au/vcdwave.html
Compute the frequency domain transfer function of a circuit in symbolic format, given a circuit description netlist in linear model.
http://margo.student.utwente.nl/el/cad-cam/xfunc21.zip