Lsp CAD Lite by Ingemar Johansson

Ingemar Johansson from Sweden is one of the best known developers of loudspeaker simulation software. He kindly let us have his Lsp CAD Lite, a software programme to calculate the volume of closed, bass reflex and band pass cabinets. Should you like it and want to use it for a longer time he kindly asks for 20 USD or 20 EUR.
  Download for Win 95, 98, NT, 2000 and XP
for it Alcone Data

The programmes comes in 2 parts:

1) The Speaker Unit 1.51:
Data of loudspeakers that have not been entered yet.
zur Eingabe der Lautsprecherdaten
  2) The cabinet volume calculator LspCAD Lite 1.0:
Here you enter the loudspeaker data:
zur Eingabe der Boxendaten