Re: [time-nuts] HP-IB Commands or Manual for 59309A Digital Clock

2006-10-24 Thread tom
Hi back, have the original manual for the 59309A hp. will be happy to scan some pages and email. also made a change to the power circuit to run on my 12v solar set up so they stay in sync with the rubidium standard. tom [EMAIL PROTECTED] - Original Message - From: Brooke

[time-nuts] Comparison of Logic Standards for Clock Distribution

2006-10-24 Thread Stephan Sandenbergh
Hi All, Can anyone give me the low-down on logic standards for clock distribution in digital systems? It seems that ECL, PECL and LVDS are the most widely used. After a quick glance at the specs for the above mentioned standards I noted the following differences between ECL/PECL and LVDS:

Re: [time-nuts] Comparison of Logic Standards for Clock Distribution

2006-10-24 Thread Dr Bruce Griffiths
Stephan Sandenbergh wrote: Hi All, Can anyone give me the low-down on logic standards for clock distribution in digital systems? It seems that ECL, PECL and LVDS are the most widely used. After a quick glance at the specs for the above mentioned standards I noted the following