Amateur Radio

Radio frequency allocation in brief

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In Hungary, the use of radio frequencies is regulated by the National Media and Infocommunications Authority (NMHH). The NMHH has published the National Frequency Allocation Table and Frequency Use Regulations. Radio Frequency Bands Abbreviation Frequency Range Wavelength ELF 3 Hz – 30 Hz 100,000 km – 10,000 km SLF 30 Hz – 300 Hz 10,000 … Read more

My Little Airshow Radio

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Spotters, SWL (shortwave listening) enthusiasts, and amateur radio operators all enjoy listening to aircraft communications — and nowadays, even drone pilots find it useful to monitor air traffic. A good handheld airband transceiver easily costs well over a hundred thousand forints, whereas the device described here is dirt cheap by comparison. Of course, it’s not … Read more