diff --git a/Makefile b/Makefile
index 59c24e2..9b0f3c2 100644
--- a/Makefile
+++ b/Makefile
@@ -86,7 +86,7 @@ ENABLE_SIDE_BUTT_MENU            := 0
 # Key Lock 400 B
 ENABLE_KEYLOCK                   := 0
 # panadapter 1.5kB
-ENABLE_PANADAPTER                := 1
+ENABLE_PANADAPTER                := 0
 ENABLE_PANADAPTER_PEAK_FREQ      := 0
 # single VFO 1.5kB
 ENABLE_SINGLE_VFO_CHAN           := 1
diff --git a/app/app.c b/app/app.c
index dfa83dd..b1395b7 100644
--- a/app/app.c
+++ b/app/app.c
@@ -1201,8 +1201,8 @@ void APP_end_tx(void)
 		#endif
 	}
 
-	// re-enable 300Hz TX HPF
-	BK4819_write_reg(0x2B, BK4819_read_reg(0x2B) & ~(1u << 2));
+	// re-enable TX HPF & LPF
+	BK4819_write_reg(0x2B, BK4819_read_reg(0x2B) & ~(1u << 2) & ~(1u << 1));
 
 	RADIO_setup_registers(false);
 
diff --git a/firmware.bin b/firmware.bin
index 66d8b58..73e7add 100644
Binary files a/firmware.bin and b/firmware.bin differ
diff --git a/firmware.packed.bin b/firmware.packed.bin
index da9085f..1121fc6 100644
Binary files a/firmware.packed.bin and b/firmware.packed.bin differ
diff --git a/functions.c b/functions.c
index 8e835cb..8ed3065 100644
--- a/functions.c
+++ b/functions.c
@@ -298,11 +298,11 @@ void FUNCTION_Select(function_type_t Function)
 			// 1of11 .. TEST ONLY
 //			if (g_current_vfo->p_tx->code_type == CODE_TYPE_NONE)
 			{
-//				const uint16_t reg = BK4819_read_reg(0x2B);
-				#if 0
-					BK4819_write_reg(0x2B, reg |  (1u << 2));   // disable the 300Hz TX HPF
-					//BK4819_write_reg(0x2B, reg |  (1u << 1));   // disable the TX LPF
-				#else
+				const uint16_t reg = BK4819_read_reg(0x2B);
+//				#if 0
+//					BK4819_write_reg(0x2B, reg | (1u << 2));   // disable the 300Hz TX HPF
+					BK4819_write_reg(0x2B, reg | (1u << 2) | (1u << 1));   // disable TX LPF & HPF
+//				#else
 //					BK4819_write_reg(0x2B, reg & ~(1u << 2));   //  enable the 300Hz TX HPF
 
 					// TX 300Hz LPF
@@ -320,9 +320,9 @@ void FUNCTION_Select(function_type_t Function)
 					//BK4819_write_reg(0x55, 0x31E7);  //
 					//BK4819_write_reg(0x54, 0x8ED8);  // +3dB
 					//BK4819_write_reg(0x55, 0x3232);  //
-					  BK4819_write_reg(0x54, 0x8D8F);  // +4dB
-					  BK4819_write_reg(0x55, 0x3359);  //
-				#endif
+//					  BK4819_write_reg(0x54, 0x8D8F);  // +4dB
+//					  BK4819_write_reg(0x55, 0x3359);  //
+//				#endif
 
 					// TX 3kHz HPF
 					//BK4819_write_reg(0x74, 64002);  // -1dB
@@ -330,7 +330,7 @@ void FUNCTION_Select(function_type_t Function)
 					//BK4819_write_reg(0x74, 58908);  // +1dB
 					//BK4819_write_reg(0x74, 57122);  // +2dB
 					//BK4819_write_reg(0x74, 54317);  // +3dB
-					  BK4819_write_reg(0x74, 52277);  // +4dB
+//					  BK4819_write_reg(0x74, 52277);  // +4dB
 //				#endif
 			}
 //			else
diff --git a/settings.h b/settings.h
index 6839dda..7af0a71 100644
--- a/settings.h
+++ b/settings.h
@@ -26,7 +26,7 @@
 
 enum {
 	FM_DEV_LIMIT_LOWER_NARROW   =  950,
-	FM_DEV_LIMIT_DEFAULT_NARROW = 1200,  // 900
+	FM_DEV_LIMIT_DEFAULT_NARROW = 1200,
 	FM_DEV_LIMIT_UPPER_NARROW   = 1600,
 
 	FM_DEV_LIMIT_LOWER_WIDE     =  950,