diff --git a/Makefile b/Makefile
index 68582f5..7d04772 100644
--- a/Makefile
+++ b/Makefile
@@ -87,7 +87,7 @@ endif
 
 ifeq ($(TARGET),F303)
   USE_FPU = hard
-  USE_PROCESS_STACKSIZE = 0x300
+  USE_PROCESS_STACKSIZE = 0x380
   USE_EXCEPTIONS_STACKSIZE = 0x200
 endif
 
diff --git a/plot.c b/plot.c
index e49dcf2..be669f9 100644
--- a/plot.c
+++ b/plot.c
@@ -1545,18 +1545,18 @@ static void trace_print_value_string(     // Only used at one place
   }
   const char *format;
   if (UNIT_IS_LINEAR(setting.unit))
-    format = FONT_s"%s %.3F%s%s%s"; // 5 characters incl u, m, etc...
+    format = FONT_s"%s %.3F%s%s%s%s"; // 5 characters incl u, m, etc...
   else
-    format = FONT_s"%s %.1f%s%s%s";
+    format = FONT_s"%s %.1f%s%s%s%s";
 #ifdef TINYSA4
   format++; // Skip small prefix for bold output
 #else
   if (bold) format++; // Skip small prefix for bold output
 #endif
-  cell_printf(xpos, ypos, format, buf2, v, unit_string[unit_index], (mtype & M_NOISE?"c/Hz":""), (mtype & M_AVER?"/T":""));
+  cell_printf(xpos, ypos, format, buf2, v, unit_string[unit_index], (mtype & M_DELTA?"c":"") , (mtype & M_NOISE?"/Hz":""), (mtype & M_AVER?"/T":""));
 #ifdef __LEVEL_METER__
   if (level_text[0] == 0)
-    plot_printf(level_text, sizeof(level_text), &format[3], v, unit_string[unit_index], (mtype & M_NOISE?"c/Hz":"") ,(mtype & M_AVER?"/T":""));
+    plot_printf(level_text, sizeof(level_text), &format[3], v, unit_string[unit_index], (mtype & M_DELTA?"c":"") , (mtype & M_NOISE?"/Hz":"") ,(mtype & M_AVER?"/T":""));
 #endif
 }
 
diff --git a/si4468.c b/si4468.c
index f747f3f..4865fe8 100644
--- a/si4468.c
+++ b/si4468.c
@@ -1736,7 +1736,7 @@ static const RBW_t RBW_choices[] =
  {SI4463_RBW_850kHz, -9,8500,  8},
 #else
 
-#define NOISE_BASE_CORRECTION   7
+#define NOISE_BASE_CORRECTION   18   // 7
  {SI4463_RBW_02kHz,  10,2,  NOISE_BASE_CORRECTION +  -20}, //
  {SI4463_RBW_1kHz,   15,10, NOISE_BASE_CORRECTION +  -5},//
  {SI4463_RBW_3kHz,   10,30, NOISE_BASE_CORRECTION +  -5},//
diff --git a/ui_sa.c b/ui_sa.c
index 2b8a97f..55cd5a0 100644
--- a/ui_sa.c
+++ b/ui_sa.c
@@ -3104,7 +3104,6 @@ static const menuitem_t menu_settings4[] =
   { MT_KEYPAD,   KM_COR_NFM,     "COR\nNFM", "Enter NFM modulation correction"},
 #endif
 //  { MT_CALLBACK,        0 ,     "CLEAR\nCONFIG",    menu_clearconfig_cb},
-  { MT_ADV_CALLBACK,     0,     "LINEAR\nAVERAGING",          menu_linear_averaging_acb},
 //  { MT_SUBMENU,  0,             S_RARROW" MORE",     menu_settings3},
   { MT_KEYPAD,   KM_DIRECT_START,     "DSTART\n\b%s", ""},
   { MT_KEYPAD,   KM_DIRECT_STOP,     "DSTOP\n\b%s", ""},
@@ -3120,7 +3119,6 @@ static const menuitem_t menu_settings3[] =
   { MT_ADV_CALLBACK,     0,     "ADF OUT",          menu_adf_out_acb},
 #endif
   { MT_KEYPAD,   KM_ULTRA_START,"ULTRASTART\n\b%s",   "10G=auto"},
-  { MT_ADV_CALLBACK,     0,     "ENABLE\nDIRECT",    menu_direct_acb},
 //  { MT_KEYPAD | MT_LOW, KM_IF2,  "IF2 FREQ",           "Set to zero for no IF2"},
   { MT_KEYPAD,  KM_R,  "R\n\b%s",           "Set R"},
   { MT_KEYPAD,  KM_MOD,  "MODULO\n\b%s",           "Set MODULO"},
@@ -3182,6 +3180,8 @@ static const menuitem_t menu_settings[] =
 {
 #ifdef TINYSA4
   { MT_ADV_CALLBACK,0,              "PROGRESS\nBAR",        menu_progress_bar_acb},
+  { MT_ADV_CALLBACK,     0,         "DIRECT\nMODE",         menu_direct_acb},
+  { MT_ADV_CALLBACK,     0,         "LINEAR\nAVERAGING",    menu_linear_averaging_acb},
   { MT_KEYPAD,      KM_FREQ_CORR,   "FREQ CORR\n\b%s",      "Enter ppb correction"},
 //  { MT_SUBMENU,     0,              "CALIBRATE\nHARMONIC",  menu_calibrate_harmonic},
 #endif