What do you want to find?
Cutoff frequency and time constant (from R and C)
Capacitor for a wanted cutoff (from R and fc)
Resistor for a wanted cutoff (from C and fc)
Resistance R
Unit
ohm
kohm
Mohm
Capacitance C
Unit
pF
nF
uF
Wanted cutoff fc (Hz)
Test frequency (Hz)
Cutoff frequency fc
Time constant (tau = R x C)
Low-pass gain at the test frequency
High-pass gain at the test frequency
Charging: 63 percent, 95 percent, 99 percent
10 to 90 percent rise time
Calculator by
Engineer Underground
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