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Old March 31st 04, 09:55 PM
see sea oh ecks at you aitch see dot comm
 
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Scott wrote:
I have a circuit that puts out 0 - 5 volts to drive a meter. However the
meter I want to use accepts 0 - 10 volts. The response is linear, so if
I could just double the voltage, I could make this work. Any simple
devices or circuit that can accomplish this? Thanks, Scott.


Open up the meter movement and locate the resistor that is in series
with the meter movement. Using Ohm's Law, calculate what the correct
value is to make the meter's pointer indicate full-scale-deflection
with a 5V EMF applied.

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