Reference
Reference
Look it up fast. Every table comes from the same datasheet data the calculators use.
All reference pages
- Inductors & cores
- Toroid CoresEvery Micrometals iron powder toroid and Fair-Rite ferrite toroid and binocular core in the calculators: AL, size, mix, color and frequency range.
- Matching networks
- L, Pi and Tee Matching EquationsThe EMRFD L, Pi and Tee network equations (pp. 3.30–3.31, with the Fig 3.67 erratum) behind the Impedance Matching Calculator, with worked examples.
- Operating
- QRP FrequenciesQRP centers of activity for CW, SSB, FT8, FT4, JS8, PSK31 and WSPR, 160 m to 2 m, with ITU region alternates.