radio workbench · tools
Workbench tools
The calculations every radio amateur and radio listener does sooner or later: finding your square on the map, cutting the antenna wire, understanding what the S-meter is saying, learning Morse code. Everything calculated right here, in your browser. Nothing is sent to anyone and it even works without internet after the page has opened.
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Grid locator
Coordinate to locator and back, distance, azimuth and path on the map.
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Antenna calculator
Dipole, 1/4 vertical, J-pole and 3-element Yagi, with dimensional drawings.
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RF converters
Frequency and wave, dBm, watt and microvolt, S-meter and SWR, all connected.
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Morse and Koch training
Text to Morse with sound and light, and training using the Koch method that saves your progress.
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Band plan
The spectrum from 500 kHz to 450 MHz by service, with FT8, WSPR, and legal notes for each band.
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Phonetic alphabet and Q code
Spell your callsign, check the Q code, and understand RST and SINPO.
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