# Fundamental Physics/Electricity/High frequency filter

 High frequency filter ${\displaystyle {\frac {v_{o}}{v_{2}}}={\frac {j\omega T}{1+j\omega T}}}$ ${\displaystyle T=RC}$ ${\displaystyle \omega _{o}={\frac {1}{T}}={\frac {1}{RC}}}$ High frequency filter ${\displaystyle {\frac {v_{o}}{v_{2}}}={\frac {j\omega T}{1+j\omega T}}}$ ${\displaystyle T={\frac {L}{R}}}$ ${\displaystyle \omega _{o}={\frac {1}{T}}={\frac {R}{L}}}$