diff --git a/callsign.cpp b/callsign.cpp
new file mode 100644
index 0000000..d9d428d
--- /dev/null
+++ b/callsign.cpp
@@ -0,0 +1,4 @@
+#include "callsign.h"
+
+const char CALLSIGN_STRING_PRIVATE [] PROGMEM = "[CALLSIGN]";
+const char* const CALLSIGN_STRING = CALLSIGN_STRING_PRIVATE;
\ No newline at end of file
diff --git a/callsign.h b/callsign.h
new file mode 100644
index 0000000..481c143
--- /dev/null
+++ b/callsign.h
@@ -0,0 +1,9 @@
+#pragma once
+
+#include <avr/pgmspace.h>
+
+/*
+ * VERSION_STRING is a PROGMEM string, so extract it before use, e.g.
+ *      strncpy_P(char_buffer_out,VERSION_STRING,size_of_char_buffer_out);
+ */
+extern const char* const CALLSIGN_STRING;
\ No newline at end of file
diff --git a/menu_main.cpp b/menu_main.cpp
index 8eb010b..102fa86 100644
--- a/menu_main.cpp
+++ b/menu_main.cpp
@@ -40,6 +40,9 @@ void drawMainMenu(void)
     memcpy_P(&button,bp,sizeof(button));
     drawButton(&button);
   }
+  drawVersion();
+  drawCallsign();
+
   ltoa(GetActiveVfoFreq(),b,10);
   morseText(b);
 }
diff --git a/menu_main_buttons.cpp b/menu_main_buttons.cpp
index 75fcd89..995d28d 100644
--- a/menu_main_buttons.cpp
+++ b/menu_main_buttons.cpp
@@ -6,6 +6,7 @@
 
 #include "bands.h"
 #include "button.h"
+#include "callsign.h"
 #include "color_theme.h"
 #include "menu_main.h"
 #include "menu_numpad.h"
@@ -16,6 +17,7 @@
 #include "setup.h"
 #include "tuner.h"
 #include "utils.h"
+#include "version.h"
 
 static const unsigned int LAYOUT_VFO_LABEL_X = 0;
 static const unsigned int LAYOUT_VFO_LABEL_Y = 10;
@@ -50,6 +52,29 @@ static const unsigned int LAYOUT_TX_Y = LAYOUT_MODE_TEXT_Y;
 static const unsigned int LAYOUT_TX_WIDTH = 40;
 static const unsigned int LAYOUT_TX_HEIGHT = 36;
 
+void drawTx()
+{
+  if(globalSettings.txActive){
+    strncpy_P(b,(const char*)F("TX"),sizeof(b));
+    displayText(b,LAYOUT_TX_X,LAYOUT_TX_Y,LAYOUT_TX_WIDTH,LAYOUT_TX_HEIGHT,COLOR_ACTIVE_TEXT,COLOR_ACTIVE_BACKGROUND,COLOR_BACKGROUND);
+  }
+  else{
+    displayFillrect(LAYOUT_TX_X,LAYOUT_TX_Y,LAYOUT_TX_WIDTH,LAYOUT_TX_HEIGHT,COLOR_BACKGROUND);
+  }
+}
+
+void drawVersion()
+{
+  strncpy_P(b,VERSION_STRING,sizeof(b));
+  displayText(b,LAYOUT_VERSION_TEXT_X,LAYOUT_VERSION_TEXT_Y,LAYOUT_VERSION_TEXT_WIDTH,LAYOUT_VERSION_TEXT_HEIGHT,COLOR_VERSION_TEXT,COLOR_BACKGROUND,COLOR_BACKGROUND);
+}
+
+void drawCallsign()
+{
+  strcpy_P(b,CALLSIGN_STRING);
+  displayText(b,LAYOUT_CW_TEXT_X,LAYOUT_CW_TEXT_Y,LAYOUT_CW_TEXT_WIDTH,LAYOUT_CW_TEXT_HEIGHT,COLOR_ACTIVE_TEXT,COLOR_BACKGROUND,COLOR_BACKGROUND);
+}
+
 void toVfoA(char* text_out, const uint16_t max_text_size);
 ButtonStatus_e bsVfoA();
 void osVfoA();
diff --git a/menu_main_buttons.h b/menu_main_buttons.h
index 0e7febd..7795c82 100644
--- a/menu_main_buttons.h
+++ b/menu_main_buttons.h
@@ -11,3 +11,6 @@ extern const Button bVfoA;
 extern const Button bVfoB;
 void updateBandButtons(const uint32_t old_freq);
 void updateSidebandButtons();
+void drawTx();
+void drawVersion();
+void drawCallsign();
diff --git a/tmp.cpp b/tmp.cpp
index 1adaa49..53c8aba 100644
--- a/tmp.cpp
+++ b/tmp.cpp
@@ -1,3 +1,2 @@
 void updateDisplay() {}
 void redrawVFOs(){}
-void drawTx(){}