diff --git a/Transceiver52M/Transceiver.cpp b/Transceiver52M/Transceiver.cpp
index a7c629e2..f09f036e 100644
--- a/Transceiver52M/Transceiver.cpp
+++ b/Transceiver52M/Transceiver.cpp
@@ -501,7 +501,6 @@ void Transceiver::driveControl()
         // Prepare for thread start
         mPower = -20;
         mRadioInterface->start();
-        generateRACHSequence(mSPS);
 
         // Start radio interface threads.
         mFIFOServiceLoopThread->start((void * (*)(void*))FIFOServiceLoopAdapter,(void*) this);
diff --git a/Transceiver52M/runTransceiver.cpp b/Transceiver52M/runTransceiver.cpp
index dc2ebc68..f268752d 100644
--- a/Transceiver52M/runTransceiver.cpp
+++ b/Transceiver52M/runTransceiver.cpp
@@ -160,6 +160,9 @@ int main(int argc, char *argv[])
 
   Transceiver *trx = new Transceiver(trxPort, trxAddr.c_str(),
                                      SAMPSPERSYM, GSM::Time(3,0), radio);
+  if (!trx->init()) {
+    LOG(ALERT) << "Failed to initialize transceiver";
+  }
   trx->receiveFIFO(radio->receiveFIFO());
   trx->start();
 
diff --git a/Transceiver52M/sigProcLib.cpp b/Transceiver52M/sigProcLib.cpp
index 9ad149f0..2ccc714f 100644
--- a/Transceiver52M/sigProcLib.cpp
+++ b/Transceiver52M/sigProcLib.cpp
@@ -244,11 +244,21 @@ void initGMSKRotationTables(int sps)
   }
 }
 
-void sigProcLibSetup(int sps)
+bool sigProcLibSetup(int sps)
 {
+  if ((sps != 0) && (sps != 2) && (sps != 4))
+    return false;
+
   initTrigTables();
   initGMSKRotationTables(sps);
   generateGSMPulse(sps, 2);
+
+  if (!generateRACHSequence(sps)) {
+    sigProcLibDestroy();
+    return false;
+  }
+
+  return true;
 }
 
 void GMSKRotate(signalVector &x) {
diff --git a/Transceiver52M/sigProcLib.h b/Transceiver52M/sigProcLib.h
index a9fabb0d..ee152d54 100644
--- a/Transceiver52M/sigProcLib.h
+++ b/Transceiver52M/sigProcLib.h
@@ -100,7 +100,7 @@ float vectorNorm2(const signalVector &x);
 float vectorPower(const signalVector &x);
 
 /** Setup the signal processing library */
-void sigProcLibSetup(int sps);
+bool sigProcLibSetup(int sps);
 
 /** Destroy the signal processing library */
 void sigProcLibDestroy(void);