Short turbo preset

meshtastic/config.proto

@@ -825,8 +825,9 @@ message Config {
 
       /*
        * Very Long Range - Slow
+       * Deprecated in 2.5: Works only with txco and is unusably slow
        */
-      VERY_LONG_SLOW = 2;
+      VERY_LONG_SLOW = 2 [deprecated = true];
 
       /*
        * Medium Range - Slow
@@ -852,6 +853,13 @@ message Config {
        * Long Range - Moderately Fast
        */
       LONG_MODERATE = 7;
+
+      /*
+       * Short Range - Turbo
+       * This is the fastest preset and the only one with 500kHz bandwidth.
+       * It is not legal to use in all regions due to this wider bandwidth.
+       */
+      SHORT_TURBO = 8;
     }
 
     /*