[time-nuts] Can I get 1 millisecond accuracy with a USB GPS-18

Chris Albertson albertson.chris at gmail.com
Mon May 13 23:13:41 EDT 2013

On Mon, May 13, 2013 at 7:52 PM,  <lists at lazygranch.com> wrote:
> Note that MAX232 type chips add jitter. The charge pumps make substrate noise and that leaks into the receivers/transmitters.

How much noise or jitter?  Has anyone measured the effect?  Is it at
the nano or micro second level?   It would be easy enough to use a
transistor if it improved the timing enough to matter.


Chris Albertson
Redondo Beach, California

More information about the time-nuts mailing list