diff --git a/gr-jay/grc/jay_squelch.xml b/gr-jay/grc/jay_squelch.xml
new file mode 100644
index 0000000..745312e
--- /dev/null
+++ b/gr-jay/grc/jay_squelch.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0"?>
+<block>
+  <name>Jay's Squelch</name>
+  <key>jay_squelch</key>
+  <category>[jay]</category>
+  <import>import jay</import>
+  <make>jay.squelch()</make>
+
+  <sink>
+    <name>control</name>
+    <type>message</type>
+    <optional>1</optional>
+  </sink>
+
+  <sink>
+    <name>in</name>
+    <type>float</type>
+  </sink>
+
+  <source>
+    <name>out</name>
+    <type>float</type>
+  </source>
+
+</block>
diff --git a/gr-jay/include/jay/squelch.h b/gr-jay/include/jay/squelch.h
new file mode 100644
index 0000000..007cb64
--- /dev/null
+++ b/gr-jay/include/jay/squelch.h
@@ -0,0 +1,56 @@
+/* -*- c++ -*- */
+/* 
+ * Copyright 2019 Jay Arrowfield.
+ * 
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ * 
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this software; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+
+#ifndef INCLUDED_JAY_SQUELCH_H
+#define INCLUDED_JAY_SQUELCH_H
+
+#include <jay/api.h>
+#include <gnuradio/sync_block.h>
+
+namespace gr {
+  namespace jay {
+
+    /*!
+     * \brief <+description of block+>
+     * \ingroup jay
+     *
+     */
+    class JAY_API squelch : virtual public gr::sync_block
+    {
+     public:
+      typedef boost::shared_ptr<squelch> sptr;
+
+      /*!
+       * \brief Return a shared_ptr to a new instance of jay::squelch.
+       *
+       * To avoid accidental use of raw pointers, jay::squelch's
+       * constructor is in a private implementation
+       * class. jay::squelch::make is the public interface for
+       * creating new instances.
+       */
+      static sptr make();
+    };
+
+  } // namespace jay
+} // namespace gr
+
+#endif /* INCLUDED_JAY_SQUELCH_H */
+
diff --git a/gr-jay/python/qa_squelch.py b/gr-jay/python/qa_squelch.py
new file mode 100755
index 0000000..a8ab389
--- /dev/null
+++ b/gr-jay/python/qa_squelch.py
@@ -0,0 +1,41 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# 
+# Copyright 2019 Jay Arrowfield.
+# 
+# This is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+# 
+# This software is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this software; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+# 
+
+from gnuradio import gr, gr_unittest
+from gnuradio import blocks
+import jay_swig as jay
+
+class qa_squelch (gr_unittest.TestCase):
+
+    def setUp (self):
+        self.tb = gr.top_block ()
+
+    def tearDown (self):
+        self.tb = None
+
+    def test_001_t (self):
+        # set up fg
+        self.tb.run ()
+        # check data
+
+
+if __name__ == '__main__':
+    gr_unittest.run(qa_squelch, "qa_squelch.xml")