[time-nuts] Trimble T Lassen 2 - suitable antenna....advice.....questions
Chris Albertson
albertson.chris at gmail.com
Mon Aug 20 05:52:41 UTC 2012
On Sun, Aug 19, 2012 at 9:27 PM, Robert Darlington <rdarlington at gmail.com>wrote:
> It's a pain to capture on any scope, but really easy to see with an
> LED across the output. it's not bright, but definitely easy to see on
> my tbolt.
That is true. One must have very good eyes to see a one microsecond pulse
that only happens one per second. Blink and you miss it.
The LED might work but the "for sure" way is to send the PPS to a flip flop
so you can see the state change at 1Hz. Use a solderless bread board and
5V power supply.
--
Chris Albertson
Redondo Beach, California
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