Does anybody know when Hewlett-Packard made the Model 130C oscilloscope? Its tube based. The serial number is 503-03353. Any pointers would be appreciated. Sellam Alternate e-mail: dastar(a)siconic.com ------------------------------------------------------------------------------ Always hasslin' the man. Coming in 1999: Vintage Computer Festival 3.0 See http://www.vintage.org/vcf for details! [Last web site update: 02/15/99]