Changes in parameters of fcch and sch detectors
diff --git a/grc/gsm_fcch_detector.xml b/grc/gsm_fcch_detector.xml
index 194dbfb..d40aba7 100644
--- a/grc/gsm_fcch_detector.xml
+++ b/grc/gsm_fcch_detector.xml
@@ -10,7 +10,7 @@
     <name>OverSamplingRatio</name>
     <key>OSR</key>
     <value>4</value>
-    <type>raw</type>
+    <type>int</type>
   </param>
   <sink>
     <name>in</name>
diff --git a/grc/gsm_sch_detector.xml b/grc/gsm_sch_detector.xml
index 636b673..3445dc6 100644
--- a/grc/gsm_sch_detector.xml
+++ b/grc/gsm_sch_detector.xml
@@ -5,11 +5,12 @@
   <category>GSM</category>
   <import>import gsm</import>
   <make>gsm.sch_detector($OSR)</make>
+  <callback>set_OSR($OSR)</callback>
   <param>
     <name>OSR</name>
     <key>OSR</key>
+    <value>4</value>
     <type>int</type>
-<!--    <value>OSR</value>-->
   </param>
 
   <sink>