That particular method is vulnerable to RF pickup from within the PC. The coax screen should be RF grounded at both ends.
Bruce Christian Vogel wrote: > Hi Lux, >> Syncing inexpensive cards is a real chore (and the only reason to be >> thinking about using this in the first place is to keep the cost to a >> minimum, otherwise, you might as well build a special purpose little >> box with counters & A/Ds, and an interface) > I've had too many problems with cheap (onboard) soundcards in the > past, even when using them for their intended purpose, so I would not > advice to use them for anything quantitative. > > But if you *really* want to syncronize inexpensive soundcards, it's > rather trivial, see for example > http://quicktoots.linuxaudio.org/toots/el-cheapo/ . > > Just buy a few dozens for a EUR/$ each and hunt down the ones with > identical oscillator frequencies ;-). But don't expect miracles, you > end up with a few synchronized cards that only happen to not skip > samples with respect to each other. Compared to decent signal input > they are still cheap cards, and hog the CPU for their individual > servicing. > > Chris > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
