https://www.hfunderground.com/wiki/index.php?title=Special:RecentChangesLinked&feed=atom&target=Radio_propagation_beaconHFUnderground - Changes related to "Radio propagation beacon" [en]2024-03-19T01:39:22ZRelated changesMediaWiki 1.16.5https://www.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='1' style="background-color: white; color:black;">Revision as of 19:13, 13 March 2024</td>
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<a href="https://www.hfunderground.com/wiki/index.php?title=SINCGARS&diff=16114&oldid=15988">Show changes</a>R4002https://www.hfunderground.com/wiki/index.php?title=11_meter&diff=16112&oldid=prev11 meter2024-03-13T18:46:07Z<p><span class="autocomment">Freeband 11 Meter Frequency Ranges Bands: </span> </p>
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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>
</table>R4002https://www.hfunderground.com/wiki/index.php?title=Remote_Control&diff=16079&oldid=prevRemote Control2024-03-13T12:17:40Z<p></p>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>RC R/C remote control radio control wireless control telecommend telemetry remote sensing RC frequencies RC channel list. There is [[HF_pagers|another page for paging systems]] operating in the 25-30 MHz band / 11 meter band.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>RC R/C remote control radio control wireless control telecommend telemetry remote sensing RC frequencies RC channel list. There is [[HF_pagers|another page for paging systems]] operating in the 25-30 MHz band / 11 meter band.</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">There is a [[UAV_Frequency_Bands|separate page for drone radio frequency bands]], however, the R/C frequencies are, and can be, used for controlling drones (UAS, UAV, etc.) </ins></div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== United States==</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== United States==</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>459 MHz Band - UHF </div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>459 MHz Band - UHF </div></td></tr>
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<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>459MHz RC 458.525 MHz-459.475 MHz 25 kHz channel spacing. Available for general use, aircraft or surface craft. 100mw or 0.1 watt power limit. As with the 35 MHz RC and 40 MHz RC bands, the 459 MHz band was created to move RC users away from 27 MHz CB band interference. Unfortunately, the part of the 458 MHz/459 MHz band is also shared with telemetry and other datalink services. Channels 25-39 459.125 MHz - 459.475 MHz are not shared with telemetry services. Unlike the 2.4 GHz band, the clear channels available on the 459 MHz band offer line of sight range with minimal interference potential. </div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>459MHz RC 458.525 MHz-459.475 MHz 25 kHz channel spacing. Available for general use, aircraft or surface craft. 100mw or 0.1 watt power limit. As with the 35 MHz RC and 40 MHz RC bands, the 459 MHz band was created to move RC users away from 27 MHz CB band interference. Unfortunately, the part of the 458 MHz/459 MHz band is also shared with telemetry and other datalink services. </div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div> </div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Channels 25-39 <ins class="diffchange diffchange-inline">(frequency range: </ins>459.125 MHz - 459.475 MHz<ins class="diffchange diffchange-inline">) </ins>are not shared with telemetry services. Unlike the 2.4 GHz band, the clear channels available on the 459 MHz band offer line of sight range with minimal interference potential. </div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*458.525 MHz - Channel 1</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*458.525 MHz - Channel 1</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>32 MHz Band - 1 watt EIRP maximum power. Telecommand and telemetry services. Fixed simplex links. </div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>32 MHz Band - 1 watt EIRP maximum power. Telecommand and telemetry services. Fixed simplex links. </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></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;">*32.875 MHz - 32.975 MHz </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>*32.875 MHz</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*32.875 MHz</div></td></tr>
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<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>34 MHz FM - 1 watt ERP maximum power (16 kHz bandwidth [[Emission_Designator#Emission_Designators|limit]]<del class="diffchange diffchange-inline">) </del>34.05 MHz to 34.175 MHz</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>34 MHz FM - 1 watt ERP maximum power (16 kHz bandwidth [[Emission_Designator#Emission_Designators|limit]]<ins class="diffchange diffchange-inline">, 16K0F1D or 16K0F2D </ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>34.05 MHz to 34.175 MHz</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*34.050 MHz</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*34.050 MHz</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*34.175 MHz</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*34.175 MHz</div></td></tr>
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<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>35 MHz FM - 1 watt ERP maximum power FSK (for aircraft / aero models only) </div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>35 MHz FM - 1 watt ERP maximum power FSK (for aircraft / aero models only) <ins class="diffchange diffchange-inline"> 10 kHz limit 10K0F1D </ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>Broken up into two sub-bands, 34.995 MHz to 35.225 MHz (channels C1 to C23) and 35.815 MHz to 35.915 MHz (channels D1 to D10).</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>Broken up into two sub-bands, 34.995 MHz to 35.225 MHz (channels C1 to C23) and 35.815 MHz to 35.915 MHz (channels D1 to D10).</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*40.715 MHz - General model use E5</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*40.715 MHz - General model use E5</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>40 MHz FM - 1 watt ERP maximum power FSK (all models), 40.725 MHz - 40.985 MHz (40.72 MHz - 40.99 MHz) </div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>40 MHz FM - 1 watt ERP maximum power FSK (all models), 40.725 MHz - 40.985 MHz (40.72 MHz - 40.99 MHz)<ins class="diffchange diffchange-inline">. 10K0F1D / 10K0F2D </ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*40.725 MHz - General model use F1</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*40.725 MHz - General model use F1</div></td></tr>
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<td colspan="2" class="diff-lineno">Line 1,756:</td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*Channel 63 - 476.9875 MHz</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>*Channel 63 - 476.9875 MHz</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Maximum output power 100mW or 0.1 watts 26 MHz/27 MHz/29 MHz. 29 MHz band 29.72 MHz - 29.99 MHz. Usually referred to as '''29MHz RC''' or '''29MHz FM RC'''. 29MHz RC frequencies are shared with several other [[CB#South_Africa_.2829_MHz_CB.29|services]], including land mobile services ([[Business_Radio#VHF_Low_Band_25-50_MHz|business radio]] systems, marine users, regular two-way radio LMR systems), fixed services, [[HF_pagers|paging networks]], etc. </div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Maximum output power 100mW or 0.1 watts 26 MHz/27 MHz/29 MHz. 29 MHz band 29.72 MHz - 29.99 MHz. Usually referred to as '''29MHz RC''' or '''29MHz FM RC'''. 29MHz RC frequencies are shared with several other [[CB#South_Africa_.2829_MHz_CB.29|services]], including land mobile services ([[Business_Radio#VHF_Low_Band_25-50_MHz|business radio]] systems, marine users, regular two-way radio LMR systems), fixed services, [[HF_pagers|paging networks]], etc. <ins class="diffchange diffchange-inline">29 MHz RC 29.720 MHz - 29.990 MHz </ins></div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
</table>R4002