PSN-L Email List Message
Subject: Re: Problem with channel
From: Larry Cochrane lcochrane@..............
Date: Wed, 02 Jul 2008 22:39:46 -0700
I would suggest that you move the channels around at the input to the Amp/Filter
board. If the loss of signal moves to another channel you know that the problem is
with the wiring or the sensor.
Redwood City, PSN
Jón Frímann wrote:
> Hi all
> I am having issues with a channel on the Hekla sensor. For some unkown
> reason the north-south channel always drops out during the day. Then
> mostly when it is sunny and hot.
> Other two channels continue to work as normal. The signal drop off is
> compleate, the channel dies at 100%. However, it has been shown that if
> a GSM phone is near the signal shows up on the channel, so I don't think
> it is the hardware. I do think it might be a cable issue. But I am not
> sure, so here is the trace I made from the morning drop out.
> The trace, http://18.104.22.168/~jonfr/dead.channel/
> IPv6 link, for the tech savy and test thirsty.
Public Seismic Network Mailing List (PSN-L)
[ Top ]
[ Back ]
[ Home Page ]