diff --git a/main.c b/main.c
index 7a922d9..2e4a0ca 100644
--- a/main.c
+++ b/main.c
@@ -1119,8 +1119,8 @@ void set_sweep_points(uint16_t points){
     return;
   if (points > POINTS_COUNT)
     points = POINTS_COUNT;
-  if (points < 10)
-    points = 10;
+  if (points < 20)
+    points = 20;
 
   sweep_points = points;
   update_frequencies();
@@ -2530,20 +2530,6 @@ THD_FUNCTION(myshellThread, p)
 #pragma GCC pop_options
 
 #ifdef __PWM__
-
-
-static void audio_toggle(void)
-{
-  static volatile int h = 0;
-  if (h) {
-    DAC->DHR12R1 = 0;
-    h = 0;
-  } else {
-    DAC->DHR12R1 = 4095;
-    h = 1;
-  }
-}
-
 static PWMConfig pwmcfg = {
   400000,                                    /* 400kHz PWM clock frequency.   */
   100,                                      /* Initial PWM frequency is 4kHz  */
diff --git a/plot.c b/plot.c
index f0e84da..8ec445f 100644
--- a/plot.c
+++ b/plot.c
@@ -2137,7 +2137,7 @@ static void update_level_meter(void){
 void
 set_level_meter(void)
 {
-  if (setting.level_meter)       graph_bottom = SMALL_WATERFALL;
+  if (setting.level_meter)       graph_bottom = BIG_WATERFALL;
 //  else if (setting.level_meter == W_BIG)    graph_bottom = BIG_WATERFALL;
   else /*if (setting.level_meter == W_OFF)*/graph_bottom = NO_WATERFALL;
   _grid_y = graph_bottom / NGRIDY;
diff --git a/ui.c b/ui.c
index 284bab7..9df4471 100644
--- a/ui.c
+++ b/ui.c
@@ -1418,7 +1418,7 @@ static const struct {
 #endif
 #ifdef __BANDS__
 [KM_BAND_START]  = {keypads_freq         , "START\nFREQ"},  // KM_BAND_START
-[KM_BAND_END]    = {keypads_freq         , "END\nFREQ"},  // KM_BAND_END
+[KM_BAND_END]    = {keypads_freq         , "STOP\nFREQ"},  // KM_BAND_END
 [KM_BAND_LEVEL]  = {keypads_plusmin_unit , "LEVEL"},  // KM_BAND_LEVEL
 #endif
 [KM_MARKER_TIME]  = {keypads_time        , "MARKER\nTIME"}, // KM_MARKER_TIME
@@ -4161,7 +4161,7 @@ static const menuitem_t menu_limit_select[] = {
 static const menuitem_t menu_BAND_modify[] =
 {
   { MT_KEYPAD,  KM_BAND_START,     "START\n\b%s",          "Start"},
-  { MT_KEYPAD,  KM_BAND_END,       "END\n\b%s",            "End"},
+  { MT_KEYPAD,  KM_BAND_END,       "STOP\n\b%s",            "Stop"},
   { MT_KEYPAD,  KM_BAND_LEVEL,    "LEVEL\n\b%s",          "Level"},
   { MT_CALLBACK,0,                  "DISABLE",              menu_BAND_disable_cb},
   { MT_NONE,     0, NULL, menu_back} // next-> menu_back