Calculate antenna lengths for dipoles, inverted vee, and vertical antennas in feet/inches or metric. Input frequency and select antenna type to get starting length. View 1/8, 1/4, 1/2, 5/8, and full wave options.
by State Road 41 Apps LLC★ 4.657 ratingsUtilities$0.99Data updated 2026-09-12
Units and metrics with a simple interface. Select a to from and add it to shortcuts for quick access. Use pre-set tables for cooking, shoe sizes, oven temperatures, and clothing measurements. Perform conversions instantly without additional steps.
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Calculate output voltage and power after attenuation
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