Brian, Have you measured the voltages with a scope to see if it may not be a compliance problem ?
Bill....WB6BNQ "[email protected]" wrote: > Nic - I have tried several of each... and even tried using the breakout > box to create a crossover/null modem but no luck. > > Brooke - > Thanks for the insight. I will tear in to it this weekend and see > what > I can find. > > Thanks. > > -Brian > > On Fri, 2009-02-20 at 15:33 +1100, Nic McLean wrote: > > Are you using a straight through or crossover serial cable? > > Nic > > > > -----Original Message----- > > From: [email protected] [mailto:[email protected]] On > > Behalf Of Brooke Clarke > > Sent: Friday, 20 February 2009 2:35 PM > > To: Discussion of precise time and frequency measurement > > Subject: Re: [time-nuts] Thunderbolt serial port > > > > Hi Brian: > > > > There have been a small number of problems related to poor solder joints on > > U9 > > (RS-232 chip) or the serial connector. see: > > http://www.prc68.com/I/ThunderBolt.shtml#Maint > > > > Have Fun, > > > > Brooke Clarke > > http://www.prc68.com > > > > [email protected] wrote: > > > I'm tired of banging my head against the wall so I think it is time to > > > ask.. Is there a way to test if the serial port on the Thunderbolt > > > works? I know the Thunderbolt itself powers up and works (I get a > > > 9.9999978 Mhz signal out of the 10Mhz output when it is on) but I have > > > been unable to talk/listen to it in Windows (tboltmon or Lady Heather) > > > or in Linux (even looking at the raw serial port state). I stuck my > > > breakout box on the line but I get no lights on the Thunderbolt side. > > > > > > Thanks, > > > Brian > > > > > > > > > _______________________________________________ > > > 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. > > > > > > > > _______________________________________________ > > 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. _______________________________________________ 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.
