Electrical / Electronics
2nd-order Butterworth high-pass crossover
Sizes the dual HP topology: series capacitor and shunt inductor terminated by R.
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2nd-order Butterworth low-pass crossover
Sizes the ideal LP topology: series inductor and shunt capacitor terminated by R.
1st-order crossover HP: series capacitor
Sizes the series capacitor for a first-order high-pass speaker crossover with resistive load R.
1st-order crossover LP: series inductor
Sizes the series inductor for a first-order low-pass speaker crossover with resistive load R.
LC resonant frequency
Calculates resonant frequency of an ideal LC circuit.
First-order RC filter
Solves f_c = 1/(2*pi*R*C) for a simple first-order RC filter.
RC high-pass cutoff
Calculates cutoff frequency of a simple RC high-pass filter.