diff --git a/gr-jay/grc/CMakeLists.txt b/gr-jay/grc/CMakeLists.txt
index 4da64d5..c8768b2 100644
--- a/gr-jay/grc/CMakeLists.txt
+++ b/gr-jay/grc/CMakeLists.txt
@@ -26,5 +26,6 @@ install(FILES
     jay_add.xml
     jay_peak_detect.xml
     jay_message_debug.xml
-    jay_peak_manager.xml DESTINATION share/gnuradio/grc/blocks
+    jay_peak_manager.xml
+    jay_squelch.xml DESTINATION share/gnuradio/grc/blocks
 )
diff --git a/gr-jay/grc/jay_message_debug.xml b/gr-jay/grc/jay_message_debug.xml
index b0dbf38..59dd2cd 100644
--- a/gr-jay/grc/jay_message_debug.xml
+++ b/gr-jay/grc/jay_message_debug.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <block>
-  <name>Message Debug</name>
+  <name>Jay's Message Debug</name>
   <key>jay_message_debug</key>
   <category>[jay]</category>
   <import>import jay</import>
diff --git a/gr-jay/include/jay/CMakeLists.txt b/gr-jay/include/jay/CMakeLists.txt
index 40e3715..5bf7de1 100644
--- a/gr-jay/include/jay/CMakeLists.txt
+++ b/gr-jay/include/jay/CMakeLists.txt
@@ -30,5 +30,6 @@ install(FILES
     bit_packer.h
     add.h
     peak_detect.h
-    message_debug.h DESTINATION include/jay
+    message_debug.h
+    squelch.h DESTINATION include/jay
 )
diff --git a/gr-jay/lib/CMakeLists.txt b/gr-jay/lib/CMakeLists.txt
index 27f3588..f6aec3e 100644
--- a/gr-jay/lib/CMakeLists.txt
+++ b/gr-jay/lib/CMakeLists.txt
@@ -34,7 +34,8 @@ list(APPEND jay_sources
     bit_packer_impl.cc
     add_impl.cc
     peak_detect_impl.cc
-    message_debug_impl.cc )
+    message_debug_impl.cc
+    squelch_impl.cc )
 
 set(jay_sources "${jay_sources}" PARENT_SCOPE)
 if(NOT jay_sources)
diff --git a/gr-jay/lib/message_debug_impl.cc b/gr-jay/lib/message_debug_impl.cc
index 1f9e7ea..cd23490 100644
--- a/gr-jay/lib/message_debug_impl.cc
+++ b/gr-jay/lib/message_debug_impl.cc
@@ -55,7 +55,47 @@ namespace gr {
      */
     message_debug_impl::~message_debug_impl()
     {
-    }
+	}
+
+	void message_debug_impl::print_pair(pmt::pmt_t pair)
+	{
+		pmt::pmt_t key = pmt::car(pair);
+		pmt::pmt_t val = pmt::cdr(pair);
+		if (pmt::is_integer(val)) 
+		{
+			fprintf(stderr, "[%s=%d]", pmt::symbol_to_string(key).c_str(), (int) pmt::to_long(val));
+		} 
+		else if (pmt::is_real(val)) 
+		{
+			fprintf(stderr, "[%s=%f]", pmt::symbol_to_string(key).c_str(), pmt::to_float(val));
+		} 
+		else if (pmt::is_bool(val)) 
+		{
+			fprintf(stderr, "[%s=%d]", pmt::symbol_to_string(key).c_str(), pmt::to_bool(val));
+		}
+		fprintf(stderr, "\n");
+	}
+
+	void message_debug_impl::set_msg(pmt::pmt_t msg)
+	{
+		if (pmt::is_pair(msg))
+		{
+			print_pair(msg);
+		} 
+		else if (pmt::is_dict(msg))
+		{
+			pmt::pmt_t items = pmt::dict_items(msg);
+			for (int i = 0; i < pmt::length(items); i++)
+			{
+				pmt::pmt_t pair = pmt::nth(i, items);
+				print_pair(pair);
+			}
+		}
+		else
+		{
+			fprintf(stderr, "%s\n", pmt::symbol_to_string(msg).c_str());
+		}
+	}
 
     void
     message_debug_impl::forecast (int noutput_items, gr_vector_int &ninput_items_required)
diff --git a/gr-jay/lib/message_debug_impl.h b/gr-jay/lib/message_debug_impl.h
index 350cc98..4902580 100644
--- a/gr-jay/lib/message_debug_impl.h
+++ b/gr-jay/lib/message_debug_impl.h
@@ -33,40 +33,8 @@ namespace gr {
 		pmt::pmt_t m_msg_port_in;
 		pmt::pmt_t m_msg_port_out;
 
-		void set_msg(pmt::pmt_t msg)
-		{
-			if (pmt::is_dict(msg))
-			{
-				pmt::pmt_t items = pmt::dict_items(msg);
-				for (int i=0; i < pmt::length(items); i++)
-				{	
-					pmt::pmt_t pair = pmt::nth(i, items);
-					
-					pmt::pmt_t key = pmt::car(pair);
-					pmt::pmt_t val = pmt::cdr(pair);
-					if (pmt::is_integer(val))
-					{
-						fprintf(stderr, "[%s=%d]", pmt::symbol_to_string(key).c_str(), (int)pmt::to_long(val));
-					}
-					else if (pmt::is_real(val))
-					{
-						fprintf(stderr, "[%s=%f]", pmt::symbol_to_string(key).c_str(), pmt::to_float(val));
-					}
-					else if (pmt::is_bool(val))
-					{
-						fprintf(stderr, "[%s=%d]", pmt::symbol_to_string(key).c_str(), pmt::to_bool(val));
-					}
-					
-				}
-				fprintf(stderr, "\n");
-				
-			}
-			else
-			{
-				fprintf(stderr, "%s\n", pmt::symbol_to_string(msg).c_str());
-			}
-		}
-
+		void print_pair(pmt::pmt_t pair);
+		
 	public:
       message_debug_impl();
       ~message_debug_impl();
@@ -78,6 +46,8 @@ namespace gr {
            gr_vector_int &ninput_items,
            gr_vector_const_void_star &input_items,
            gr_vector_void_star &output_items);
+
+		void set_msg(pmt::pmt_t msg);
     };
 
   } // namespace jay
diff --git a/gr-jay/python/CMakeLists.txt b/gr-jay/python/CMakeLists.txt
index 3ca1735..ec920ff 100644
--- a/gr-jay/python/CMakeLists.txt
+++ b/gr-jay/python/CMakeLists.txt
@@ -51,3 +51,4 @@ GR_ADD_TEST(qa_add ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_add.py)
 GR_ADD_TEST(qa_peak_detect ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_peak_detect.py)
 GR_ADD_TEST(qa_message_debug ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_message_debug.py)
 GR_ADD_TEST(qa_peak_manager ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_peak_manager.py)
+GR_ADD_TEST(qa_squelch ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_squelch.py)
diff --git a/gr-jay/swig/jay_swig.i b/gr-jay/swig/jay_swig.i
index 7e059ac..136e0e1 100644
--- a/gr-jay/swig/jay_swig.i
+++ b/gr-jay/swig/jay_swig.i
@@ -16,6 +16,7 @@
 #include "jay/add.h"
 #include "jay/peak_detect.h"
 #include "jay/message_debug.h"
+#include "jay/squelch.h"
 %}
 
 
@@ -36,3 +37,5 @@ GR_SWIG_BLOCK_MAGIC2(jay, add);
 GR_SWIG_BLOCK_MAGIC2(jay, peak_detect);
 %include "jay/message_debug.h"
 GR_SWIG_BLOCK_MAGIC2(jay, message_debug);
+%include "jay/squelch.h"
+GR_SWIG_BLOCK_MAGIC2(jay, squelch);