- Simple freeware tool to calculate several kinds of HF filter
s. Use to calculate L-C and R-C band filter
s and bandpas
ses, L-C, L-R and R-C highpas
ses and lowpas
ses, coils and capacitors.
design software. A program designed to expedite the design and analysis of lowpas
s (and highpas
s with nearest 5% component values.
is 32-bit Windows electrical filter
design software nicely written to help the radio amateur, technician or engineer design and analyze lumped-element lowpas
s and highpas