Alex wrote: > Does any one on the list have the "S" parameters for the 3cx1500 tube family > ? > > Alex > I'd be vary wary of using 'S' parameters, which by definition are small signal parameters. -- Dr. David Kirkby, Senior Research Fellow, Department of Medical Physics, University College London, 11-20 Capper St, London, WC1E 6JA. Tel: 020 7767 6409 Fax: 020 7769 6269 e-mail davek@medphys.ucl.ac.uk