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uplink_tone [2019/02/10 22:17]
kd6kpc created
uplink_tone [2019/02/10 22:45]
kd6kpc
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 ====== Uplink Tone ====== ====== Uplink Tone ======
 +These tones have many names:
 +  * PL tone
 +  * CTCSS
 +  * sub-audible tone
 +
 Tones are often attached to a repeater's [[uplink_frequency|uplink frequency]] to control access or limit noise/interference. In the commercial radio applications and invented by Motorola, the term is known as PL, which was short for [[https://en.wikipedia.org/wiki/Private_line|Motorola Private Line]]. In the amateur radio community, the non-propriety term of [[https://en.wikipedia.org/wiki/Continuous_Tone-Coded_Squelch_System|Continuous Tone-Coded Squelch System, or CTCSS]], if often used. Tones are often attached to a repeater's [[uplink_frequency|uplink frequency]] to control access or limit noise/interference. In the commercial radio applications and invented by Motorola, the term is known as PL, which was short for [[https://en.wikipedia.org/wiki/Private_line|Motorola Private Line]]. In the amateur radio community, the non-propriety term of [[https://en.wikipedia.org/wiki/Continuous_Tone-Coded_Squelch_System|Continuous Tone-Coded Squelch System, or CTCSS]], if often used.
  
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 <tr><td>250.3</td><td>254.1</td></tr> <tr><td>250.3</td><td>254.1</td></tr>
 </table></html> </table></html>
 +
 +==== DCS Codes ====
 +<html><table>
 +<tr><td>023</td><td>131</td><td>251</td><td>371</td><td>532</td></tr>
 +<tr><td>025</td><td>132</td><td>252</td><td>411</td><td>546</td></tr>
 +<tr><td>026</td><td>134</td><td>255</td><td>412</td><td>565</td></tr>
 +<tr><td>031</td><td>143</td><td>261</td><td>413</td><td>606</td></tr>
 +<tr><td>032</td><td>145</td><td>263</td><td>423</td><td>612</td></tr>
 +<tr><td>036</td><td>152</td><td>265</td><td>431</td><td>624</td></tr>
 +<tr><td>043</td><td>155</td><td>266</td><td>432</td><td>627</td></tr>
 +<tr><td>047</td><td>156</td><td>271</td><td>445</td><td>631</td></tr>
 +<tr><td>051</td><td>162</td><td>274</td><td>446</td><td>632</td></tr>
 +<tr><td>053</td><td>165</td><td>306</td><td>452</td><td>654</td></tr>
 +<tr><td>054</td><td>172</td><td>311</td><td>454</td><td>662</td></tr>
 +<tr><td>065</td><td>174</td><td>315</td><td>455</td><td>664</td></tr>
 +<tr><td>071</td><td>205</td><td>325</td><td>462</td><td>703</td></tr>
 +<tr><td>072</td><td>212</td><td>331</td><td>464</td><td>712</td></tr>
 +<tr><td>073</td><td>223</td><td>332</td><td>465</td><td>723</td></tr>
 +<tr><td>074</td><td>225</td><td>343</td><td>466</td><td>731</td></tr>
 +<tr><td>114</td><td>226</td><td>346</td><td>503</td><td>732</td></tr>
 +<tr><td>115</td><td>243</td><td>351</td><td>506</td><td>734</td></tr>
 +<tr><td>116</td><td>244</td><td>356</td><td>516</td><td>743</td></tr>
 +<tr><td>122</td><td>245</td><td>364</td><td>523</td><td>754</td></tr>
 +<tr><td>125</td><td>246</td><td>365</td><td>526</td</tr>
 +</table></html>
 +
 +==== Related Links ====
 +  * [[https://youtu.be/DAQYfpETDdM|YouTube]]
uplink_tone.txt ยท Last modified: 2021/02/27 14:11 (external edit)