Dave, Pulse stretcher circuit here: http://www.vk2hmc.net/blog/?p=583 Lady Heather software can adjust PPS pulse width amongst many other things. LH is available here: http://www.ke5fx.com/heather/readme.htm
--Marki -----Original Message----- From: questions-bounces+marks=non-stop.com...@lists.ntp.org [mailto:questions-bounces+marks=non-stop.com...@lists.ntp.org] On Behalf Of DaveB Sent: Friday, 2 August 2013 5:25 AM To: questions@lists.ntp.org Subject: Re: [ntp:questions] Thunderbolt at NTP ref clock. In article <mpg.2c64c32b36947228989...@aioe.org>, spam.g...@nowhere.com says... > Took a look at the TB's PPS signal last night, & yes, 20ns duration, > and though it can be turned -ve (as in 0 to -5V) or off, the width > can't be changed. My error. 20 micro seconds pulse width! (Not nanno....) It's too hot here. Dave B. _______________________________________________ questions mailing list questions@lists.ntp.org http://lists.ntp.org/listinfo/questions _______________________________________________ questions mailing list questions@lists.ntp.org http://lists.ntp.org/listinfo/questions
