The phase angle ϕ (phi) for an All Pass Filter is given by :…
The phase angle ϕ (phi) for an All Pass Filter is given by : ϕ = (-) 2*tan-1 (2*π*f*R*C) Given that the input frequency is 440 Hz and the time constant is 0.15 msec, find the the phase angle in degrees. Round to the nearest degree.