5 files changed, 195 insertions, 0 deletions
diff --git a/gr-input/grc/CMakeLists.txt b/gr-input/grc/CMakeLists.txt
index f89d28bcc..10bc2d8ad 100644
--- a/gr-input/grc/CMakeLists.txt
+++ b/gr-input/grc/CMakeLists.txt
@@ -29,4 +29,27 @@ install(FILES
     COMPONENT "input_python"
 )
 
+install(FILES
+    Transfer_Function_Numerator.xml
+    DESTINATION ${GRC_BLOCKS_DIR}
+    COMPONENT "input_python"
+)
+
+install(FILES
+    Transfer_Function_Denominator.xml
+    DESTINATION ${GRC_BLOCKS_DIR}
+    COMPONENT "input_python"
+)
+
+install(FILES
+    Calculation_Calculator.xml
+    DESTINATION ${GRC_BLOCKS_DIR}
+    COMPONENT "input_python"
+)
+
+install(FILES
+    Transfer_Function_Transfer_Function.xml
+    DESTINATION ${GRC_BLOCKS_DIR}
+    COMPONENT "input_python"
+)
 
diff --git a/gr-input/grc/Calculation_Calculator.xml b/gr-input/grc/Calculation_Calculator.xml
new file mode 100644
index 000000000..4a29b896e
--- /dev/null
+++ b/gr-input/grc/Calculation_Calculator.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0"?>
+<block>
+  <name>Calculator</name>
+  <key>Calculation_Calculator</key>
+  <category>Calculation</category>
+  <import>import gnuradio.input.Calculator</import>
+  <make>gnuradio.input.Calculator.Calculator($num_inputs)
+self.$(id).set_parameters($Exp,$num_inputs)</make>
+
+<param>
+<name>Expression</name>
+<key>Exp</key>
+<type>string</type>
+</param>
+
+<param>
+<name>Num inputs</name>
+<key>num_inputs</key>
+<value>1</value>
+<type>int</type>
+</param>
+
+  <sink>
+    <name>in0</name>
+    <type>float</type>
+    <nports>$num_inputs</nports>
+  </sink>
+<!--
+  <sink>
+  <name>in1</name>
+  <type>float</type>
+  <nports>4</nports>
+  </sink> -->
+
+  
+  <source>
+    <name>out</name>
+    <type>float</type>
+  </source>
+</block>
diff --git a/gr-input/grc/Transfer_Function_Denominator.xml b/gr-input/grc/Transfer_Function_Denominator.xml
new file mode 100644
index 000000000..5ea581a98
--- /dev/null
+++ b/gr-input/grc/Transfer_Function_Denominator.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0"?>
+<block>
+  <name>Denominator</name>
+  <key>Transfer_Function_Denominator</key>
+  <category>Transfer Function</category>
+  <import>import gnuradio.input.Denominator</import>
+  <make>gnuradio.input.Denominator.Denominator($num_inputs)</make>
+
+<param>
+<name>Num inputs</name>
+<key>num_inputs</key>
+<value>1</value>
+<type>int</type>
+</param>
+
+  <sink>
+    <name>in0</name>
+    <type>float</type>
+    <nports>$num_inputs</nports>
+  </sink>
+<!--
+  <sink>
+  <name>in1</name>
+  <type>float</type>
+  <nports>4</nports>
+  </sink> -->
+
+  
+  <source>
+    <name>out</name>
+    <type>float</type>
+  </source>
+</block>
diff --git a/gr-input/grc/Transfer_Function_Numerator.xml b/gr-input/grc/Transfer_Function_Numerator.xml
new file mode 100644
index 000000000..8bb367a62
--- /dev/null
+++ b/gr-input/grc/Transfer_Function_Numerator.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0"?>
+<block>
+  <name>Numerator</name>
+  <key>Transfer_Function_Numerator</key>
+  <category>Transfer Function</category>
+  <import>import gnuradio.input.Numerator</import>
+  <make>gnuradio.input.Numerator.Numerator($num_inputs)</make>
+
+<param>
+<name>Num inputs</name>
+<key>num_inputs</key>
+<value>1</value>
+<type>int</type>
+</param>
+
+  <sink>
+    <name>in0</name>
+    <type>float</type>
+    <nports>$num_inputs</nports>
+  </sink>
+<!--
+  <sink>
+  <name>in1</name>
+  <type>float</type>
+  <nports>4</nports>
+  </sink> -->
+
+  
+  <source>
+    <name>out</name>
+    <type>float</type>
+  </source>
+</block>
diff --git a/gr-input/grc/Transfer_Function_Transfer_Function.xml b/gr-input/grc/Transfer_Function_Transfer_Function.xml
new file mode 100644
index 000000000..203fe4a7b
--- /dev/null
+++ b/gr-input/grc/Transfer_Function_Transfer_Function.xml
@@ -0,0 +1,66 @@
+<?xml version="1.0"?>
+<block>
+  <name>Transfer Function</name>
+  <key>Transfer_Function_Transfer_Function</key>
+  <category>Transfer Function</category>
+  <import>import gnuradio.input.Transfer_Function</import>
+  <make>gnuradio.input.Transfer_Function.Transfer_Function($order,$itype,$tstart,$tstop,$tstep)</make>
+
+<param>
+   <name>Order of transfer function</name>
+   <key>order</key>
+   <value>1</value>
+   <type>real</type>
+
+</param>
+
+
+  <param>
+    <name>Input Types</name>
+    <key>itype</key>
+    <type>enum</type>
+    <option><name>Impulse</name><key>11</key></option>
+    <option><name>Step</name><key>12</key></option>
+    <option><name>Ramp</name><key>13</key></option>
+  </param>
+
+ <param>
+<name>tstart</name>
+<key>tstart</key>
+<value>0</value>
+<type>real</type>
+</param>
+
+<param>
+<name>tstop</name>
+<key>tstop</key>
+<value>0</value>
+<type>real</type>
+</param>
+
+<param>
+<name>tstep</name>
+<key>tstep</key>
+<value>0</value>
+<type>real</type>
+</param>
+
+
+  <sink>
+    <name>in</name>
+    <type>float</type>
+    <nports>2</nports>
+  </sink>
+<!--
+  <sink>
+  <name>in1</name>
+  <type>float</type>
+  <nports>4</nports>
+  </sink> -->
+
+  
+  <source>
+    <name>out</name>
+    <type>float</type>
+  </source>
+</block>