diff --git a/src/Radio/itm.cpp b/src/Radio/itm.cpp
index 184ac3765..bf42ee2e8 100644
--- a/src/Radio/itm.cpp
+++ b/src/Radio/itm.cpp
@@ -1378,7 +1378,7 @@ double dlthx(double pfl[], const double &x1, const double &x2)
 	n = 10 * ka - 5;
 	kb = n - ka + 1;
 	sn = n - 1;
-	assert((s = new double[n+2]) != 0);
+	s = new double[n+2];
 	s[0] = sn;
 	s[1] = 1.0;
 	xb = (xb - xa) / sn;
diff --git a/src/Radio/radio.cxx b/src/Radio/radio.cxx
index e5719e0dc..fba504746 100644
--- a/src/Radio/radio.cxx
+++ b/src/Radio/radio.cxx
@@ -236,7 +236,7 @@ double FGRadioTransmission::ITM_calculate_attenuation(SGGeod pos, double freq, i
 	double own_alt= own_alt_ft * SG_FEET_TO_METER;
 	
 	
-	//cerr << "ITM:: pilot Lat: " << own_lat << ", Lon: " << own_lon << ", Alt: " << own_alt << endl;
+	
 	
 	SGGeod own_pos = SGGeod::fromDegM( own_lon, own_lat, own_alt );
 	SGGeod max_own_pos = SGGeod::fromDegM( own_lon, own_lat, SG_MAX_ELEVATION_M );
@@ -253,7 +253,7 @@ double FGRadioTransmission::ITM_calculate_attenuation(SGGeod pos, double freq, i
 	sender_alt = sender_alt_ft * SG_FEET_TO_METER;
 	SGGeod max_sender_pos = SGGeod::fromGeodM( pos, SG_MAX_ELEVATION_M );
 	SGGeoc sender_pos_c = SGGeoc::fromGeod( sender_pos );
-	//cerr << "ITM:: sender Lat: " << parent->getLatitude() << ", Lon: " << parent->getLongitude() << ", Alt: " << sender_alt << endl;
+	
 	
 	double point_distance= _terrain_sampling_distance; 
 	double course = SGGeodesy::courseRad(own_pos_c, sender_pos_c);
@@ -362,15 +362,16 @@ double FGRadioTransmission::ITM_calculate_attenuation(SGGeod pos, double freq, i
 
 	_elevations.push_front(point_distance);
 	_elevations.push_front(num_points -1);
-	
-    int size = _elevations.size();
-    double itm_elev[10000];
+
+	int size = _elevations.size();
+	double *itm_elev;
+	itm_elev = new double[size];
 
 	for(int i=0;i<size;i++) {
 		itm_elev[i]=_elevations[i];
-		//cerr << "ITM:: itm_elev: " << _elevations[i] << endl;
+		
 	}
-
+	
 	if((transmission_type == 3) || (transmission_type == 4)) {
 		// the sender and receiver roles are switched
 		point_to_point(itm_elev, receiver_height, transmitter_height,
@@ -409,6 +410,7 @@ double FGRadioTransmission::ITM_calculate_attenuation(SGGeod pos, double freq, i
 	_root_node->setDoubleValue("station[0]/field-strength-uV", field_strength_uV);
 	_root_node->setDoubleValue("station[0]/signal", signal);
 	_root_node->setDoubleValue("station[0]/tx-erp", tx_erp);
+	delete[] itm_elev;
 	return signal;
 
 }