PChemLabTXT_page_629

PChemLabTXT | page 629 | https://thedailydialectics.com/pdfs/education/chemistry/p-chem/PChemLabTXT/PChemLabTXT.pdf

Confirming Pages ic 618 Chapter XIX_ Instruments gar28420_ch19_601-638 Sec6:618 only a narrow bandwidth of the input at a specified frequency fy. By modulating the de signal to be measured at this same frequency, the signal-to-noise ratio is greatly improved. This modulation can be achieved in a…