diff --git a/public-trunk/Transceiver/Transceiver.cpp b/public-trunk/Transceiver/Transceiver.cpp
index fe0487f..bb2649e 100644
--- a/public-trunk/Transceiver/Transceiver.cpp
+++ b/public-trunk/Transceiver/Transceiver.cpp
@@ -61,6 +61,9 @@ Transceiver::Transceiver(int wBasePort,
   LOG(DEBUG) << "gsmPulse: " << *gsmPulse;
   sigProcLibSetup(mSamplesPerSymbol);
 
+  txFullScale = mRadioInterface->fullScaleInputValue();
+  rxFullScale = mRadioInterface->fullScaleOutputValue();
+
   // initialize filler tables with dummy bursts, initialize other per-timeslot variables
   for (int i = 0; i < 8; i++) {
     signalVector* modBurst = modulateBurst(gDummyBurst,*gsmPulse,
@@ -484,6 +487,22 @@ void Transceiver::driveControl()
       }
     }
   }
+  else if (strcmp(command,"SETRXGAIN")==0) {
+    //set expected maximum time-of-arrival
+    int newGain;
+    sscanf(buffer,"%3s %s %d",cmdcheck,command,&newGain);
+    newGain = mRadioInterface->setRxGain(newGain);
+    sprintf(response,"RSP SETRXGAIN 0 %d",newGain);
+  }
+  else if (strcmp(command,"NOISELEV")==0) {
+    if (mOn) {
+      sprintf(response,"RSP NOISELEV 0 %d",
+              (int) round(20.0*log10(rxFullScale/mEnergyThreshold)));
+    }
+    else {
+      sprintf(response,"RSP NOISELEV 1  0");
+    }
+  }   
   else if (strcmp(command,"SETPOWER")==0) {
     // set output power in dB
     int dbPwr;
@@ -492,6 +511,7 @@ void Transceiver::driveControl()
       sprintf(response,"RSP SETPOWER 1 %d",dbPwr);
     else {
       mPower = dbPwr;
+      mRadioInterface->setPowerAttenuation(dbPwr);
       sprintf(response,"RSP SETPOWER 0 %d",dbPwr);
     }
   }
diff --git a/public-trunk/Transceiver/Transceiver.h b/public-trunk/Transceiver/Transceiver.h
index c37bd88..827ed92 100644
--- a/public-trunk/Transceiver/Transceiver.h
+++ b/public-trunk/Transceiver/Transceiver.h
@@ -68,6 +68,8 @@ private:
   GSM::Time mLastClockUpdateTime;         ///< last time clock update was sent up to core
 
   RadioInterface *mRadioInterface;	  ///< associated radioInterface object
+  double txFullScale;                     ///< full scale input to radio
+  double rxFullScale;                     ///< full scale output to radio
 
   /** Codes for burst types of received bursts*/
   typedef enum {
diff --git a/public-trunk/Transceiver/radioInterface.cpp b/public-trunk/Transceiver/radioInterface.cpp
index e999c5e..5c6483a 100644
--- a/public-trunk/Transceiver/radioInterface.cpp
+++ b/public-trunk/Transceiver/radioInterface.cpp
@@ -72,6 +72,19 @@ RadioInterface::~RadioInterface(void) {
   mReceiveFIFO.clear();
 }
 
+double RadioInterface::fullScaleInputValue(void) {
+  return usrp->fullScaleInputValue();
+}
+
+double RadioInterface::fullScaleOutputValue(void) {
+  return usrp->fullScaleOutputValue();
+}
+
+void RadioInterface::setPowerAttenuation(double atten)
+{
+  usrp->setTxGain(usrp->maxTxGain() - atten);
+}
+
 short *RadioInterface::USRPifyVector(signalVector &wVector) 
 {
 
@@ -276,6 +289,22 @@ bool RadioInterface::tuneRx(double freq)
   return usrp->setRxFreq(freq);
 }
 
+double RadioInterface::setRxGain(double dB)
+{
+  if (usrp)
+    return usrp->setRxGain(dB);
+  else
+    return -1;
+}
+
+double RadioInterface::getRxGain(void)
+{
+  if (usrp)
+    return usrp->getRxGain();
+  else
+    return -1;
+}
+
 void RadioInterface::start()
 {
   LOG(INFO) << "starting radio interface...";
diff --git a/public-trunk/Transceiver/radioInterface.h b/public-trunk/Transceiver/radioInterface.h
index 78b17a0..94d0166 100644
--- a/public-trunk/Transceiver/radioInterface.h
+++ b/public-trunk/Transceiver/radioInterface.h
@@ -189,10 +189,11 @@ public:
   /** set receive frequency */
   bool tuneRx(double freq);
 
-  /** set thread priority */
-  void setPriority() { usrp->setPriority(); } 
+  /** set receive gain */
+  double setRxGain(double dB);
 
-protected:
+  /** get receive gain */
+  double getRxGain(void);
 
   /** drive transmission of GSM bursts */
   void driveTransmitRadio();
@@ -200,6 +201,19 @@ protected:
   /** drive reception of GSM bursts */
   void driveReceiveRadio();
 
+  void setPowerAttenuation(double atten);
+
+  /** returns the full-scale transmit amplitude **/
+  double fullScaleInputValue();
+
+  /** returns the full-scale receive amplitude **/
+  double fullScaleOutputValue();
+
+  /** set thread priority */
+  void setPriority() { usrp->setPriority(); } 
+
+protected:
+
   /** drive synchronization of Tx/Rx of USRP */
   void alignRadio();