diff --git a/Include/config.h b/Include/config.h
--- a/Include/config.h
+++ b/Include/config.h
@@ -11,17 +11,22 @@
 // --------------------------------------------------------------------------
 
 // Transmit power (0-0x7F, 0mW - 40mw?)
-#define SI446x_POWER 0x02
+#define SI446x_POWER 0x40 // 0x40 for jake launch
 
 #define TUNE_FREQUENCY 433500000UL
 
+
 // Internal macros
 #define hal_init HAL_Init
 
 
 // Uncomment if using legacy LPS25h pressure sensor
-//#define LPS25H
+#define LPS25H
+
 
+#define FRIENDLY_MODE
+#define FRIENDLY_TIMEOUT  1800 // 1800 // seconds before reducing tx rate
+#define FRIENDLY_TX_RATE 60000 // milliseconds tx rate after timeout elapsed
 
 // --------------------------------------------------------------------------
 // ADC config (adc.c)
diff --git a/Libraries/aprs/aprs.c b/Libraries/aprs/aprs.c
--- a/Libraries/aprs/aprs.c
+++ b/Libraries/aprs/aprs.c
@@ -61,11 +61,18 @@ void aprs_send(void)
   
   // emz: modified this to get the size of the first address rather than the size of the struct itself, which fails
   ax25_send_header(addresses, sizeof(addresses)/sizeof(addresses[0]));
-  ax25_send_byte(',');
 
   char tmpBuffer[128];
-  tmpBuffer[0] = ',';
-  tmpBuffer[1] = '\0';
+
+  #ifdef FRIENDLY_MODE
+    if(HAL_GetTick() > 1000 * FRIENDLY_TIMEOUT)
+    {
+	  snprintf(tmpBuffer, 128, "KD8TDF");
+	  ax25_send_string(tmpBuffer);
+    }
+  #endif
+
+  ax25_send_byte(',');
 
   // Latitude
   snprintf(tmpBuffer, 128, "%ld,", gps_getdata()->latitude);
diff --git a/Source/main.c b/Source/main.c
--- a/Source/main.c
+++ b/Source/main.c
@@ -64,10 +64,21 @@ int main(void)
   uint32_t last_transmission = HAL_GetTick();
   uint32_t last_led = HAL_GetTick();
 
+  uint32_t transmission_rate = 700;
+  uint32_t is_friendly = 0;
+
   while (1)
   {
-	  // Blink LEDs
-	  if(HAL_GetTick() - last_transmission > 700)
+	  #ifdef FRIENDLY_MODE
+	  	  if(!is_friendly && HAL_GetTick() > 1000 * FRIENDLY_TIMEOUT)
+	  	  {
+	  		  transmission_rate = FRIENDLY_TX_RATE;
+	  		  is_friendly = 1;
+	  	  }
+	  #endif
+
+	  // Transmit RF packet
+	  if(HAL_GetTick() - last_transmission > transmission_rate)
 	  {
 		  gps_update_data(); // Will always return at 1hz rate (default measurement rate)
 
@@ -83,6 +94,7 @@ int main(void)
 		  last_transmission = HAL_GetTick();
 	  }
 
+	  // Blink LEDs
 	  if(HAL_GetTick() - last_led > 100)
 	  {
 		  HAL_GPIO_TogglePin(LED_POWER);