50 tools · by ZS6SHZ
Tools
Calculators, antenna designs and quick references for the shack and the field. They work in your browser; anything you save stays on your device.
High-pass Filter Designer
Butterworth and Chebyshev high-pass LC ladders with connection diagrams, part values and attenuation curves.
Tools from Ham Radio Tools by ZS6SHZ, free and open source under the MIT licence. See his project