==== Golden Rules ==== Explain the Golden Rules of the operational amplifier. \\ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ === Op-Amp zero adjustment without feedback === Build the following circuit in with the power supply and a multimeter. \\ \\ {{drawio>lab05_en:Fig-10_op-amp_no_feedback.svg}} \\ \\ \\ \\ $U_{\rm DD}{\rm~=10~V},~U_{\rm SS}{\rm~=-10~V},~R_{\rm 1}{\rm~=10~k\Omega},~R_{\rm 2}{\rm~=220~k\Omega}$ \\ \\ Adjust the output of the Op-Amp to zero. Descripe your results and explain them. \\ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ \\ How can the circuit be improved? Draw an improved version and explain it. \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\ ${\rm ................................................................................................}$ \\ \\