[time-nuts] Soekris Net4801 vs NET4501 as Statum 1 timeserver

2005-09-09 Thread Geoff Horner
Hi all, Does anyone know which of the two Soekris boards makes a better statum 1 time server. I know there is a work around for the 4801 flawed sc1100/TSC, but has anyone compared the performance of the two? Anyone used a OCXO in either? I have seen phk's results of the 4501, although that was

RE: [time-nuts] Off the wall: anyone with experience programming HP3456A?

2005-09-09 Thread John Miles
I just went through the whole SRQ annoyance with my phase-noise utility. I was trying to use them to detect end-of-sweep conditions. I ended up giving up on SRQs altogether in favor of using long (1000-second) timeout periods. They seemed kind of twitchy... if I remember right, the thing that fi

Re: [time-nuts] Off the wall: anyone with experience programming HP 3456A?

2005-09-09 Thread Brooke Clarke
Hi John: It may be that there are other register bits that need to be enabled in order to let the SRQ out. Is there a status register diagram in the manual? Have Fun, Brooke John Ackermann N8UR wrote: By any chance, has anyone here done any GPIB programming of the HP 3456A DMM? I am havi

[time-nuts] Off the wall: anyone with experience programming HP 3456A?

2005-09-09 Thread John Ackermann N8UR
By any chance, has anyone here done any GPIB programming of the HP 3456A DMM? I am having great trouble getting it to output SRQ at the end of a reading; it appears as though it simply doesn't recognize the "SM" command that the manual says should be used to set the SRQ mask. Setting the mask wit