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noviygera  
#1 Posted : Tuesday, February 17, 2015 4:40:35 AM(UTC)
noviygera

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I am getting +/- 17Vout with no load. As soon as I connect the load, positive rail goes to 5.2V while the negative is still -17V. Tp shunt is 0v for positive rail no matter how I adjust the VR1A.
What could be causing this?

thanks,
Herman
avr300  
#2 Posted : Tuesday, February 17, 2015 6:46:05 AM(UTC)
avr300

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What are you powering (your load)?

Also, how much current are shunting. When unconnected to load, measure voltage at TPshunt.
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