[time-nuts] No 1 PPS output on a Tbolt

[Joseph M Gwinn]

The 1PPS signal is actually quite strong.  I would hook a telephone 
receiver or perhaps a little speaker to the 1PPS output and listen.  The 
signal should make an audible click once per second.

Joe Gwinn


time-nuts-bounces at febo.com wrote on 02/08/2010 12:01:46 PM:

> From:
> 
> Mark Sims <holrum at hotmail.com>
> 
> To:
> 
> <time-nuts at febo.com>
> 
> Date:
> 
> 02/08/2010 12:11 PM
> 
> Subject:
> 
> [time-nuts] No 1 PPS output on a Tbolt
> 
> Sent by:
> 
> time-nuts-bounces at febo.com
> 
> 
> Make sure that the 1 PPS  output is enabled...  It can be 
> turned off by software and that mode can be set in EEPROM.
> 
> Also,  many scopes have great difficulty showing a 10 uS pulse 
> at a 1 PPS rep rate.  Digital scopes might not sample it in 
> normal display modes (envelope or glitch capture mode can 
> help).  It can easily get lost on an analog display... 
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