Renamed burst sink/source to burst file sink/source
diff --git a/grc/misc_utils/gsm_burst_file_sink.xml b/grc/misc_utils/gsm_burst_file_sink.xml
new file mode 100644
index 0000000..e468e5f
--- /dev/null
+++ b/grc/misc_utils/gsm_burst_file_sink.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0"?>
+<block>
+  <name>Burst file sink</name>
+  <key>gsm_burst_file_sink</key>
+  <import>import grgsm</import>
+  <make>grgsm.burst_file_sink($filename)</make>
+
+  <param>
+    <name>Destination file</name>
+    <key>filename</key>
+    <value>/tmp/bursts</value>
+    <type>file_open</type>
+  </param>
+
+  <sink>
+    <name>in</name>
+    <type>message</type>
+  </sink>
+</block>