Tim McDonough wrote: > I'm working on a project where a device with an internal modem > needs to be tested in an environment where it will share a > telephone line with other devices like telephones, fax machines, > credit card machines, etc. Anyone have first hand experience with > testers/simulators that can be programmed to produce phone line > conditions such as other devices being off hook, etc.? I'll echo Richard Sloan's recommendation of Teltone products. Teltone's on the web at: http://www.linesimulators.com/ -Andy === Andrew Warren -- aiw@cypress.com === Principal Design Engineer === Cypress Semiconductor Corporation === === Opinions expressed above do not === necessarily represent those of === Cypress Semiconductor Corporation -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.