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web resources:


Links to useful RF and Radio web pages



APRS Callsign Looku (NIRAA)


Band Chart 8_5 X 11 Color.pdf


dBm to Watts Calculator (at Omni Calculator)


disaster-resilient communications network (disaster.radio)

FCC Registered Amateur Radio Licenses in Waterloo, Iowa


Free repeater directory (Repeaterbook)


Grid Square Locator Map (at Levine Central)


Home Made - HIGH POWER Magnetic Loop Antennas (AmRRON)


Hoseline (Brandmeister)


LC Filter Design Tool (RF Tools)


LC Resonance Calculator (Daycounter)


Long wire antenna for portable operations (VK6YSF)


Meteorological Balloons and Parachutes (InterMet Systems)


Morse Code Translator (Morse Decoder)


Radio Manuals (QRZCQ)


RF amplifier components (Communication Concepts)


RF Line of Sight (SCADACore)


Single Coil Z-Match Tuner (G3VGR)


Slim Jim and J Pole calculator (M0UKD)


Toroids and Ferrites (KIts and Parts)


Tropospheric Ducting Forecast (DX Info Centre)



last updated 05/20/2025 at 19:24:35 by make_www_index.command version 2025.05.20.B