Αποτελέσματα Αναζήτησης
The 12m band is a band of radio frequencies allocated for amateur radio.
A band plan refers to a voluntary division of a band to avoid interference between incompatible modes. Resources. Sharing arrangements; Detailed packet frequencies [PDF] Phone patch, autopatch and HF/VHF/UHF operating guidelines "Considerate Operator's Frequency Guide" 2200 and 600 - meter bands
12 Meters (24.89-24.99 MHz) The 12-meter band, while narrower than many other HF bands, is known for its excellent long-distance capabilities during periods of high solar activity. It’s a band that can offer surprising DX contacts. Frequency Allocations and Modes for 12 Meters
to all amateur frequencies above 50 MHz, but what about on the shortwave high-frequency (HF) bands? This chart helps you follow the rules. A band-by-band plan showing where to find different types of activity is available from the American Radio Relay League (ARRL). Band Frequencies (In MHz) Modes You Can Use 80 meters 3.525 – 3.600 CW
IBP: International Beacon Project: Worldwide network of high-frequency radio beacons organized by IARU, sharing the same single frequency per band (20, 17, 15, 12 and 10 meters). Image Modes: Any analog or digital image modes within the appropriate bandwidth of the segment. Examples: SSTV, FAX.
16 Οκτ 2020 · Band plans exist to guide radio amateurs on the optimum use of spectrum. For effective communications by radio, consideration is needed of many different types of transmission modes available today.
US Amateur Radio Technician Privileges. This chart shows privileges and band plan recommendations for each of the frequencies, as granted by the FCC to the Technician licensee. It is good amateur practice to follow the band plan established by the Amateur Radio community.