> Why not sell your old USR modem to you work. Or donate it.
I've just donate it. hehe What is teh necessary precision you need? If it is a few msec a modem is > fine. If it is micro seconds then use GPS. > msec is perfect because I just need video frame precision. But I'll request a GPS anyway. All of them have an antenna. Just buy the Garmin GPS18LVC wire it up to an > extention line ( eg a Cat 5 network cable) of the length you need. If that > length is longer than about 100m you need to terminate it properly and > probably put an impedance matching amplifier on the computer end of it. > All right, but what is LVC? Where I'll connect it in my computer? The standard is the Garmin GPS 18 LVC . NOT the USB or the PC version -- > they are completely useless for time. Only thge LVC is useful for time. > (or the LVCX now I believe) > > It is about $100. > Note that you really only need one and can use the computer it is attached > to as a server which can -- depeding on your switches on your internal > ethernet, give you 20microsec resolution for the time on other system > conencted to it. > > I've already got the budget to buy one for development. Thanks for the indication. Diego _______________________________________________ questions mailing list [email protected] https://lists.ntp.org/mailman/listinfo/questions
