Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

Register Log in
  • Congratulations waross on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. LangdonShaylor

    Measuring input impedance

    dspdad has some good points about the board cleanliness but there are other ways to make it less critical. On the pcb a "guard-ring" must be incorporated. this is just a ring of copper surrounding, but not touching, all circuitry from the op-amp input pin to the BNC centre pin. This...
Back
Top