https://hfunderground.com/wiki/index.php?title=Special:RecentChangesLinked&feed=atom&target=11_Meter_Prefix_ListHFUnderground - Changes related to "11 Meter Prefix List" [en]2024-03-19T08:56:44ZRelated changesMediaWiki 1.16.5https://hfunderground.com/wiki/index.php?title=11_meter&diff=16117&oldid=prev11 meter2024-03-13T19:13:19Z<p><span class="autocomment">Freeband 11 Meter and CB Calling Frequencies Channels Short List: </span> </p>
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<td colspan='2' style="background-color: white; color:black;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black;">Revision as of 19:13, 13 March 2024</td>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.800 MHz USB - 11m SSTV frequency - Alfa Tango DX Group (secondary or alternate to 27.700 USB and 27.735 USB)</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.800 MHz USB - 11m SSTV frequency - Alfa Tango DX Group (secondary or alternate to 27.700 USB and 27.735 USB)</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.735 MHz USB - 11m SSTV international frequency - secondary to 27.700 USB, also digital SSTV</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.735 MHz USB - 11m SSTV international frequency - secondary to 27.700 USB, also digital SSTV</div></td></tr>
<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>*27.700 MHz USB - 11m SSTV international frequency '''primary'''</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>*27.700 MHz USB - 11m <ins class="diffchange diffchange-inline">[[</ins>SSTV<ins class="diffchange diffchange-inline">]] </ins>international frequency '''primary'''</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.635 MHz FM - European digital modes ROS data modes channel </div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.635 MHz FM - European digital modes ROS data modes channel </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.635 MHz USB - European digital modes ROS data modes channel </div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.635 MHz USB - European digital modes ROS data modes channel </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.500 MHz USB - CW calling - other digital modes</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.500 MHz USB - CW calling - other digital modes</div></td></tr>
<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>*27.500 MHz <del class="diffchange diffchange-inline">- </del>ROS data mode - alternate to 27.635 MHz, 27.235 MHz, 27.245 MHz, 27.255 MHz </div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>*27.500 MHz ROS data mode - alternate to 27.635 MHz, 27.235 MHz, 27.245 MHz, 27.255 MHz </div></td></tr>
<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>*27.500 MHz CW - 11 meter digital modes - CW, other digital modes (also beacon frequency) - 27495 to 27505 beacons</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>*27.500 MHz CW - 11 meter digital modes - CW, other digital modes (also beacon frequency) - 27495 to 27505 beacons<ins class="diffchange diffchange-inline">, examples including 27.5007 MHz 27.501 MHz </ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.255 MHz USB - WSPR weak signal digital modes - also alternate ROS datamode, PSK31 and packet radio channel - CB channel 23</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.255 MHz USB - WSPR weak signal digital modes - also alternate ROS datamode, PSK31 and packet radio channel - CB channel 23</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.245 MHz FM - European packet PSK31 ROS channel - CB channel 25</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.245 MHz FM - European packet PSK31 ROS channel - CB channel 25</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.775 MHz AM - sometimes AM signals are heard on this frequency and higher during band openings, often taxi dispatchers, etc</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*27.775 MHz AM - sometimes AM signals are heard on this frequency and higher during band openings, often taxi dispatchers, etc</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*'''27.855 MHz - 28.305 MHz''' - Band F - up to 27.995 MHz (channel 11A) popular with taxicabs and truckers, although truckers are often heard above 28.000 MHz it is '''strongly''' advised that freebanders '''stay below 28 MHz'''</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*'''27.855 MHz - 28.305 MHz''' - Band F - up to 27.995 MHz (channel 11A) popular with taxicabs and truckers, although truckers are often heard above 28.000 MHz it is '''strongly''' advised that freebanders '''stay below 28 MHz'''</div></td></tr>
<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del style="color: red; font-weight: bold; text-decoration: none;"></del></div></td><td colspan="2"> </td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>==Federal and Non-Federal Allocations 25 MHz to 30 MHz==</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>==Federal and Non-Federal Allocations 25 MHz to 30 MHz==</div></td></tr>
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