Non interacting zero and span. how?
Dan Mulally email (remove spam text)
----- Original Message -----
From: "Chris Eddy" <NB.NET> ceddy
To: <MITVMA.MIT.EDU> PICLIST
Sent: Saturday, May 20, 2000 5:22 PM
Subject: [EE] Non interacting zero and span. how?
You could use an inverting summing configuration with a fixed resistor in
the feedback loop and 2 rheostats connected to the inverting input. One
rheostat can connect to a DC source and the other to your signal. The output
will be inverted so you may have to use another opamp invertor to get the
See also: www.piclist.com/techref/index.htm?key=non+interacting
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