diff --git a/gr-jay/grc/CMakeLists.txt b/gr-jay/grc/CMakeLists.txt
index ff4bead..09c110f 100644
--- a/gr-jay/grc/CMakeLists.txt
+++ b/gr-jay/grc/CMakeLists.txt
@@ -21,5 +21,6 @@ install(FILES
     jay_square_ff.xml
     jay_square2_ff.xml
     jay_bit_slicer.xml
-    jay_pocsag_decoder.xml DESTINATION share/gnuradio/grc/blocks
+    jay_pocsag_decoder.xml
+    jay_bit_packer.xml DESTINATION share/gnuradio/grc/blocks
 )
diff --git a/gr-jay/grc/jay_bit_packer.xml b/gr-jay/grc/jay_bit_packer.xml
index bcb1a94..f2d94f8 100644
--- a/gr-jay/grc/jay_bit_packer.xml
+++ b/gr-jay/grc/jay_bit_packer.xml
@@ -5,11 +5,6 @@
   <category>[JAY]</category>
   <import>import jay</import>
   <make>jay.bit_packer($numBitsIn, $numBitsOut, $endianess)</make>
-  <!-- Make one 'param' node for every Parameter you want settable from the GUI.
-       Sub-nodes:
-       * name
-       * key (makes the value accessible as $keyname, e.g. in the make node)
-       * type -->
   <param>
     <name>Number of input bits</name>
     <key>numBitsIn</key>
@@ -17,7 +12,7 @@
   </param>
   <param>
     <name>Number of output bits</name>
-    <key>numBitsOut,</key>
+    <key>numBitsOut</key>
     <type>int</type>
   </param>
   <param>
@@ -25,22 +20,10 @@
     <key>endianess</key>
     <type>int</type>
   </param>
-
-  <!-- Make one 'sink' node per input. Sub-nodes:
-       * name (an identifier for the GUI)
-       * type
-       * vlen
-       * optional (set to 1 for optional inputs) -->
   <sink>
     <name>in</name>
     <type>int</type>
   </sink>
-
-  <!-- Make one 'source' node per output. Sub-nodes:
-       * name (an identifier for the GUI)
-       * type
-       * vlen
-       * optional (set to 1 for optional inputs) -->
   <source>
     <name>out</name>
     <type>int</type>
diff --git a/gr-jay/include/jay/CMakeLists.txt b/gr-jay/include/jay/CMakeLists.txt
index 50b959d..695ecd4 100644
--- a/gr-jay/include/jay/CMakeLists.txt
+++ b/gr-jay/include/jay/CMakeLists.txt
@@ -26,5 +26,6 @@ install(FILES
     square_ff.h
     square2_ff.h
     bit_slicer.h
-    pocsag_decoder.h DESTINATION include/jay
+    pocsag_decoder.h
+    bit_packer.h DESTINATION include/jay
 )
diff --git a/gr-jay/lib/CMakeLists.txt b/gr-jay/lib/CMakeLists.txt
index e031fb5..f3d6902 100644
--- a/gr-jay/lib/CMakeLists.txt
+++ b/gr-jay/lib/CMakeLists.txt
@@ -30,7 +30,8 @@ list(APPEND jay_sources
     square2_ff_impl.cc
     bit_slicer_impl.cc
     PocsagDecoder.cpp
-    pocsag_decoder_impl.cc )
+    pocsag_decoder_impl.cc
+    bit_packer_impl.cc )
 
 set(jay_sources "${jay_sources}" PARENT_SCOPE)
 if(NOT jay_sources)
diff --git a/gr-jay/python/CMakeLists.txt b/gr-jay/python/CMakeLists.txt
index 07547ae..3d337e8 100644
--- a/gr-jay/python/CMakeLists.txt
+++ b/gr-jay/python/CMakeLists.txt
@@ -46,3 +46,4 @@ GR_ADD_TEST(qa_square_ff ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_squ
 GR_ADD_TEST(qa_square2_ff ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_square2_ff.py)
 GR_ADD_TEST(qa_bit_slicer ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_bit_slicer.py)
 GR_ADD_TEST(qa_pocsag_decoder ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_pocsag_decoder.py)
+GR_ADD_TEST(qa_bit_packer ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_bit_packer.py)
diff --git a/gr-jay/python/qa_bit_packer.py b/gr-jay/python/qa_bit_packer.py
new file mode 100755
index 0000000..37cb332
--- /dev/null
+++ b/gr-jay/python/qa_bit_packer.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_bit_packer (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_bit_packer, "qa_bit_packer.xml")
diff --git a/gr-jay/swig/jay_swig.i b/gr-jay/swig/jay_swig.i
index 0cd5a77..f18fc63 100644
--- a/gr-jay/swig/jay_swig.i
+++ b/gr-jay/swig/jay_swig.i
@@ -12,6 +12,7 @@
 #include "jay/square2_ff.h"
 #include "jay/bit_slicer.h"
 #include "jay/pocsag_decoder.h"
+#include "jay/bit_packer.h"
 %}
 
 
@@ -24,3 +25,5 @@ GR_SWIG_BLOCK_MAGIC2(jay, bit_slicer);
 
 %include "jay/pocsag_decoder.h"
 GR_SWIG_BLOCK_MAGIC2(jay, pocsag_decoder);
+%include "jay/bit_packer.h"
+GR_SWIG_BLOCK_MAGIC2(jay, bit_packer);