On Mon, 2009-06-01 at 15:32 -0400, Mark G. Thomas wrote:
At first I thought he was just oversimplifying, but then it became
clear he didn't understand it, when he started talking about wrong
frequencies, and didn't get that the tone change when he connected
the laptop was just the change from space to mark (or vice-versa?).
Okay, let's try again. I have a circa-70s 300-baud modem, that will
generate incorrect tones when it's plugged into a USB-to-serial
converter, but not when it's plugged into a real serial port.
Why might this happen?
Gordon