thank you very much Grumpy Mike and PaulS. I was thinking it might be a different upper floor but wasn't sure. I will stabilize with Vref. And in this line, can I use a 10v Vref? or something might be damaged in the process...
Thanks again.
thank you very much Grumpy Mike and PaulS. I was thinking it might be a different upper floor but wasn't sure. I will stabilize with Vref. And in this line, can I use a 10v Vref? or something might be damaged in the process...
Thanks again.