PSN-L Email List Message
Subject: Re: MARK SENSOR
From: "angel@......... email@example.com
Date: Wed, 9 Jan 2002 17:51:29 -0500
Last year I took out one of the circuits off my L4 because by my
calculations and the sec sheet and I think it significantly changes the
damping. As I recall it drops it to .5
I think changing the resistor on the board is much better.
I could be all wrong on that too!
Wednesday, January 09, 2002, 5:39:46 PM, you wrote:
LC> See the following schematic http://www.seismicnet.com/onlinedocs/voltdrop.gif on how to lower the input voltage to the Amp/
LC> -Larry Cochrane
LC> Redwood City, PSN
LC> ----- Original Message -----
LC> From: Francesco
LC> To: psn-l@..............
LC> Sent: Wednesday, January 09, 2002 4:13 AM
LC> Subject: MARK SENSOR
LC> Hi to all
LC> from some weeks I'm using in my station 3 Mark L4 sensors with Larry's ampli board.
LC> The output signal is very high, and a small events also near me saturats the amplitude.
LC> The gain is at min.
LC> What I do to resolve this problem?
LC> In another station of our network, we use the Mauro Mariotti's ampli board with the input resistor of 22k and all works f
LC> Can I do the same change?
LC> Fraancesco Italy
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